diff --git a/.github/workflows/go-cross.yml b/.github/workflows/go-cross.yml
index 2d5fff063..801b8b8ca 100644
--- a/.github/workflows/go-cross.yml
+++ b/.github/workflows/go-cross.yml
@@ -17,7 +17,7 @@ jobs:
 
     strategy:
       matrix:
-        go-version: [ '1.20', '1.21' ]
+        go-version: [ '1.21', '1.22' ]
         os: [ubuntu-latest, macos-latest, windows-latest]
 
         include:
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index def78a8b0..cae47a844 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -7,7 +7,7 @@ on:
   pull_request:
 
 env:
-  GO_VERSION: '1.21'
+  GO_VERSION: '1.22'
   GOLANGCI_LINT_VERSION: v1.55.2
 
 jobs:
@@ -45,7 +45,7 @@ jobs:
     needs: linting
     strategy:
       matrix:
-        go-version: [ '1.20', '1.21' ]
+        go-version: [ '1.21', '1.22' ]
     steps:
       - name: Set up Go ${{ matrix.go-version }}
         uses: actions/setup-go@v2
@@ -76,7 +76,7 @@ jobs:
         working-directory: ${{ github.workspace }}/go/src/github.com/traefik/yaegi
     strategy:
       matrix:
-        go-version: [ '1.20', '1.21' ]
+        go-version: [ '1.21', '1.22' ]
 
     steps:
       - name: Set up Go ${{ matrix.go-version }}
diff --git a/Makefile b/Makefile
index be8a2747c..5ad726eb5 100644
--- a/Makefile
+++ b/Makefile
@@ -27,4 +27,15 @@ tests:
 install.sh: .goreleaser.yml
 	godownloader --repo=traefik/yaegi -o install.sh .goreleaser.yml
 
-.PHONY: check gen_all_syscall gen_tests generate_downloader internal/cmd/extract/extract install
+generic_list = cmp/cmp.go slices/slices.go slices/sort.go slices/zsortanyfunc.go maps/maps.go \
+			   sync/oncefunc.go sync/atomic/type.go
+
+# get_generic_src imports stdlib files containing generic symbols definitions
+get_generic_src:
+	eval "`go env`"; echo $$GOROOT; gov=$${GOVERSION#*.}; gov=$${gov%.*}; \
+	for f in ${generic_list}; do \
+		nf=stdlib/generic/go1_$${gov}_`echo $$f | tr / _`.txt; echo "nf: $$nf"; \
+		cat "$$GOROOT/src/$$f" > "$$nf"; \
+	done
+
+.PHONY: check gen_all_syscall internal/cmd/extract/extract get_generic_src install
diff --git a/README.md b/README.md
index 5673f60bd..70bacca41 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ It powers executable Go scripts and plugins, in embedded interpreters or interac
 * Works everywhere Go works
 * All Go & runtime resources accessible from script (with control)
 * Security: `unsafe` and `syscall` packages neither used nor exported by default
-* Support the latest 2 major releases of Go (Go 1.20 and Go 1.21)
+* Support the latest 2 major releases of Go (Go 1.21 and Go 1.22)
 
 ## Install
 
diff --git a/_test/addr0.go b/_test/addr0.go
index 1f03bd04d..544edc69f 100644
--- a/_test/addr0.go
+++ b/_test/addr0.go
@@ -15,11 +15,10 @@ func main() {
 	r := extendedRequest{}
 	req := &r.Request
 
-
-	fmt.Println(r)
-	fmt.Println(req)
+	fmt.Printf("%T\n", r.Request)
+	fmt.Printf("%T\n", req)
 }
 
 // Output:
-// {{ <nil>  0 0 map[] <nil> <nil> 0 [] false  map[] map[] <nil> map[]   <nil> <nil> <nil> <nil>} }
-// &{ <nil>  0 0 map[] <nil> <nil> 0 [] false  map[] map[] <nil> map[]   <nil> <nil> <nil> <nil>}
+// http.Request
+// *http.Request
diff --git a/extract/extract.go b/extract/extract.go
index 139547b5d..d727207f9 100644
--- a/extract/extract.go
+++ b/extract/extract.go
@@ -478,7 +478,7 @@ func GetMinor(part string) string {
 	return minor
 }
 
-const defaultMinorVersion = 21
+const defaultMinorVersion = 22
 
 func genBuildTags() (string, error) {
 	version := runtime.Version()
diff --git a/go.mod b/go.mod
index 21378239a..e8cc07765 100644
--- a/go.mod
+++ b/go.mod
@@ -1,3 +1,3 @@
 module github.com/traefik/yaegi
 
-go 1.20
+go 1.21
diff --git a/interp/interp_consistent_test.go b/interp/interp_consistent_test.go
index 97010f183..85a3b9adf 100644
--- a/interp/interp_consistent_test.go
+++ b/interp/interp_consistent_test.go
@@ -7,6 +7,7 @@ import (
 	"os"
 	"os/exec"
 	"path/filepath"
+	"runtime"
 	"strings"
 	"testing"
 
@@ -15,6 +16,13 @@ import (
 	"github.com/traefik/yaegi/stdlib/unsafe"
 )
 
+// The following tests depend on an incompatible language change in go1.22, where `for` variables are now
+// defined in body (thus reallocated at each loop). We skip them until both supported versions behave the same.
+// We will remove this in Go1.23.
+var testsToSkipGo122 = map[string]bool{"closure9.go": true, "closure10.go": true, "closure11.go": true, "closure12.go": true}
+
+var go122 = strings.HasPrefix(runtime.Version(), "go1.22")
+
 func TestInterpConsistencyBuild(t *testing.T) {
 	if testing.Short() {
 		t.Skip("short mode")
@@ -125,6 +133,9 @@ func TestInterpConsistencyBuild(t *testing.T) {
 		if go121 && testsToSkipGo121[file.Name()] {
 			continue
 		}
+		if go122 && testsToSkipGo122[file.Name()] {
+			continue
+		}
 
 		file := file
 		t.Run(file.Name(), func(t *testing.T) {
diff --git a/stdlib/generic/go1_20_generic.go b/stdlib/generic/go1_20_generic.go
deleted file mode 100644
index 594c85e31..000000000
--- a/stdlib/generic/go1_20_generic.go
+++ /dev/null
@@ -1,6 +0,0 @@
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package generic
-
-var Sources = []string{}
diff --git a/stdlib/generic/go1_21_generic.go b/stdlib/generic/go1_21_generic.go
index 08960b0db..bc9fd9ef8 100644
--- a/stdlib/generic/go1_21_generic.go
+++ b/stdlib/generic/go1_21_generic.go
@@ -1,5 +1,5 @@
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package generic
 
diff --git a/stdlib/generic/go1_22_cmp_cmp.go.txt b/stdlib/generic/go1_22_cmp_cmp.go.txt
new file mode 100644
index 000000000..4d1af6a98
--- /dev/null
+++ b/stdlib/generic/go1_22_cmp_cmp.go.txt
@@ -0,0 +1,71 @@
+// Copyright 2023 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Package cmp provides types and functions related to comparing
+// ordered values.
+package cmp
+
+// Ordered is a constraint that permits any ordered type: any type
+// that supports the operators < <= >= >.
+// If future releases of Go add new ordered types,
+// this constraint will be modified to include them.
+//
+// Note that floating-point types may contain NaN ("not-a-number") values.
+// An operator such as == or < will always report false when
+// comparing a NaN value with any other value, NaN or not.
+// See the [Compare] function for a consistent way to compare NaN values.
+type Ordered interface {
+	~int | ~int8 | ~int16 | ~int32 | ~int64 |
+		~uint | ~uint8 | ~uint16 | ~uint32 | ~uint64 | ~uintptr |
+		~float32 | ~float64 |
+		~string
+}
+
+// Less reports whether x is less than y.
+// For floating-point types, a NaN is considered less than any non-NaN,
+// and -0.0 is not less than (is equal to) 0.0.
+func Less[T Ordered](x, y T) bool {
+	return (isNaN(x) && !isNaN(y)) || x < y
+}
+
+// Compare returns
+//
+//	-1 if x is less than y,
+//	 0 if x equals y,
+//	+1 if x is greater than y.
+//
+// For floating-point types, a NaN is considered less than any non-NaN,
+// a NaN is considered equal to a NaN, and -0.0 is equal to 0.0.
+func Compare[T Ordered](x, y T) int {
+	xNaN := isNaN(x)
+	yNaN := isNaN(y)
+	if xNaN && yNaN {
+		return 0
+	}
+	if xNaN || x < y {
+		return -1
+	}
+	if yNaN || x > y {
+		return +1
+	}
+	return 0
+}
+
+// isNaN reports whether x is a NaN without requiring the math package.
+// This will always return false if T is not floating-point.
+func isNaN[T Ordered](x T) bool {
+	return x != x
+}
+
+// Or returns the first of its arguments that is not equal to the zero value.
+// If no argument is non-zero, it returns the zero value.
+func Or[T comparable](vals ...T) T {
+	var zero T
+	for _, val := range vals {
+		if val != zero {
+			return val
+		}
+	}
+	return zero
+}
diff --git a/stdlib/generic/go1_22_generic.go b/stdlib/generic/go1_22_generic.go
new file mode 100644
index 000000000..4639318cd
--- /dev/null
+++ b/stdlib/generic/go1_22_generic.go
@@ -0,0 +1,41 @@
+//go:build go1.22
+// +build go1.22
+
+package generic
+
+import _ "embed"
+
+//go:embed go1_22_cmp_cmp.go.txt
+var cmpSource string
+
+//go:embed go1_22_maps_maps.go.txt
+var mapsSource string
+
+//go:embed go1_22_slices_slices.go.txt
+var slicesSource string
+
+/*
+//go:embed go1_22_slices_sort.go.txt
+var slicesSource1 string
+
+//go:embed go1_22_slices_zsortanyfunc.go.txt
+var slicesSource2 string
+
+//go:embed go1_22_sync_oncefunc.go.txt
+var syncSource string
+
+//go:embed go1_22_sync_atomic_type.go.txt
+var syncAtomicSource string
+*/
+
+// Sources contains the list of generic packages source strings.
+var Sources = [...]string{
+	cmpSource,
+	mapsSource,
+	slicesSource,
+	// FIXME(marc): support the following.
+	// slicesSource1,
+	// slicesSource2,
+	// syncAtomicSource,
+	// syncSource,
+}
diff --git a/stdlib/generic/go1_22_maps_maps.go.txt b/stdlib/generic/go1_22_maps_maps.go.txt
new file mode 100644
index 000000000..50d037488
--- /dev/null
+++ b/stdlib/generic/go1_22_maps_maps.go.txt
@@ -0,0 +1,68 @@
+// Copyright 2021 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Package maps defines various functions useful with maps of any type.
+package maps
+
+// Equal reports whether two maps contain the same key/value pairs.
+// Values are compared using ==.
+func Equal[M1, M2 ~map[K]V, K, V comparable](m1 M1, m2 M2) bool {
+	if len(m1) != len(m2) {
+		return false
+	}
+	for k, v1 := range m1 {
+		if v2, ok := m2[k]; !ok || v1 != v2 {
+			return false
+		}
+	}
+	return true
+}
+
+// EqualFunc is like Equal, but compares values using eq.
+// Keys are still compared with ==.
+func EqualFunc[M1 ~map[K]V1, M2 ~map[K]V2, K comparable, V1, V2 any](m1 M1, m2 M2, eq func(V1, V2) bool) bool {
+	if len(m1) != len(m2) {
+		return false
+	}
+	for k, v1 := range m1 {
+		if v2, ok := m2[k]; !ok || !eq(v1, v2) {
+			return false
+		}
+	}
+	return true
+}
+
+// clone is implemented in the runtime package.
+func clone(m any) any {
+	return m
+}
+
+// Clone returns a copy of m.  This is a shallow clone:
+// the new keys and values are set using ordinary assignment.
+func Clone[M ~map[K]V, K comparable, V any](m M) M {
+	// Preserve nil in case it matters.
+	if m == nil {
+		return nil
+	}
+	return clone(m).(M)
+}
+
+// Copy copies all key/value pairs in src adding them to dst.
+// When a key in src is already present in dst,
+// the value in dst will be overwritten by the value associated
+// with the key in src.
+func Copy[M1 ~map[K]V, M2 ~map[K]V, K comparable, V any](dst M1, src M2) {
+	for k, v := range src {
+		dst[k] = v
+	}
+}
+
+// DeleteFunc deletes any key/value pairs from m for which del returns true.
+func DeleteFunc[M ~map[K]V, K comparable, V any](m M, del func(K, V) bool) {
+	for k, v := range m {
+		if del(k, v) {
+			delete(m, k)
+		}
+	}
+}
diff --git a/stdlib/generic/go1_22_slices_slices.go.txt b/stdlib/generic/go1_22_slices_slices.go.txt
new file mode 100644
index 000000000..d9515692d
--- /dev/null
+++ b/stdlib/generic/go1_22_slices_slices.go.txt
@@ -0,0 +1,518 @@
+// Copyright 2021 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Package slices defines various functions useful with slices of any type.
+package slices
+
+import (
+	"cmp"
+	// TODO(marc) fix this.  "unsafe"
+)
+
+// Equal reports whether two slices are equal: the same length and all
+// elements equal. If the lengths are different, Equal returns false.
+// Otherwise, the elements are compared in increasing index order, and the
+// comparison stops at the first unequal pair.
+// Floating point NaNs are not considered equal.
+func Equal[S ~[]E, E comparable](s1, s2 S) bool {
+	if len(s1) != len(s2) {
+		return false
+	}
+	for i := range s1 {
+		if s1[i] != s2[i] {
+			return false
+		}
+	}
+	return true
+}
+
+// EqualFunc reports whether two slices are equal using an equality
+// function on each pair of elements. If the lengths are different,
+// EqualFunc returns false. Otherwise, the elements are compared in
+// increasing index order, and the comparison stops at the first index
+// for which eq returns false.
+func EqualFunc[S1 ~[]E1, S2 ~[]E2, E1, E2 any](s1 S1, s2 S2, eq func(E1, E2) bool) bool {
+	if len(s1) != len(s2) {
+		return false
+	}
+	for i, v1 := range s1 {
+		v2 := s2[i]
+		if !eq(v1, v2) {
+			return false
+		}
+	}
+	return true
+}
+
+// Compare compares the elements of s1 and s2, using [cmp.Compare] on each pair
+// of elements. The elements are compared sequentially, starting at index 0,
+// until one element is not equal to the other.
+// The result of comparing the first non-matching elements is returned.
+// If both slices are equal until one of them ends, the shorter slice is
+// considered less than the longer one.
+// The result is 0 if s1 == s2, -1 if s1 < s2, and +1 if s1 > s2.
+func Compare[S ~[]E, E cmp.Ordered](s1, s2 S) int {
+	for i, v1 := range s1 {
+		if i >= len(s2) {
+			return +1
+		}
+		v2 := s2[i]
+		if c := cmp.Compare(v1, v2); c != 0 {
+			return c
+		}
+	}
+	if len(s1) < len(s2) {
+		return -1
+	}
+	return 0
+}
+
+// CompareFunc is like [Compare] but uses a custom comparison function on each
+// pair of elements.
+// The result is the first non-zero result of cmp; if cmp always
+// returns 0 the result is 0 if len(s1) == len(s2), -1 if len(s1) < len(s2),
+// and +1 if len(s1) > len(s2).
+func CompareFunc[S1 ~[]E1, S2 ~[]E2, E1, E2 any](s1 S1, s2 S2, cmp func(E1, E2) int) int {
+	for i, v1 := range s1 {
+		if i >= len(s2) {
+			return +1
+		}
+		v2 := s2[i]
+		if c := cmp(v1, v2); c != 0 {
+			return c
+		}
+	}
+	if len(s1) < len(s2) {
+		return -1
+	}
+	return 0
+}
+
+// Index returns the index of the first occurrence of v in s,
+// or -1 if not present.
+func Index[S ~[]E, E comparable](s S, v E) int {
+	for i := range s {
+		if v == s[i] {
+			return i
+		}
+	}
+	return -1
+}
+
+// IndexFunc returns the first index i satisfying f(s[i]),
+// or -1 if none do.
+func IndexFunc[S ~[]E, E any](s S, f func(E) bool) int {
+	for i := range s {
+		if f(s[i]) {
+			return i
+		}
+	}
+	return -1
+}
+
+// Contains reports whether v is present in s.
+func Contains[S ~[]E, E comparable](s S, v E) bool {
+	return Index(s, v) >= 0
+}
+
+// ContainsFunc reports whether at least one
+// element e of s satisfies f(e).
+func ContainsFunc[S ~[]E, E any](s S, f func(E) bool) bool {
+	return IndexFunc(s, f) >= 0
+}
+
+// Insert inserts the values v... into s at index i,
+// returning the modified slice.
+// The elements at s[i:] are shifted up to make room.
+// In the returned slice r, r[i] == v[0],
+// and r[i+len(v)] == value originally at r[i].
+// Insert panics if i is out of range.
+// This function is O(len(s) + len(v)).
+func Insert[S ~[]E, E any](s S, i int, v ...E) S {
+	_ = s[i:] // bounds check
+
+	m := len(v)
+	if m == 0 {
+		return s
+	}
+	n := len(s)
+	if i == n {
+		return append(s, v...)
+	}
+	if n+m > cap(s) {
+		// Use append rather than make so that we bump the size of
+		// the slice up to the next storage class.
+		// This is what Grow does but we don't call Grow because
+		// that might copy the values twice.
+		s2 := append(s[:i], make(S, n+m-i)...)
+		copy(s2[i:], v)
+		copy(s2[i+m:], s[i:])
+		return s2
+	}
+	s = s[:n+m]
+
+	// before:
+	// s: aaaaaaaabbbbccccccccdddd
+	//            ^   ^       ^   ^
+	//            i  i+m      n  n+m
+	// after:
+	// s: aaaaaaaavvvvbbbbcccccccc
+	//            ^   ^       ^   ^
+	//            i  i+m      n  n+m
+	//
+	// a are the values that don't move in s.
+	// v are the values copied in from v.
+	// b and c are the values from s that are shifted up in index.
+	// d are the values that get overwritten, never to be seen again.
+
+	if !overlaps(v, s[i+m:]) {
+		// Easy case - v does not overlap either the c or d regions.
+		// (It might be in some of a or b, or elsewhere entirely.)
+		// The data we copy up doesn't write to v at all, so just do it.
+
+		copy(s[i+m:], s[i:])
+
+		// Now we have
+		// s: aaaaaaaabbbbbbbbcccccccc
+		//            ^   ^       ^   ^
+		//            i  i+m      n  n+m
+		// Note the b values are duplicated.
+
+		copy(s[i:], v)
+
+		// Now we have
+		// s: aaaaaaaavvvvbbbbcccccccc
+		//            ^   ^       ^   ^
+		//            i  i+m      n  n+m
+		// That's the result we want.
+		return s
+	}
+
+	// The hard case - v overlaps c or d. We can't just shift up
+	// the data because we'd move or clobber the values we're trying
+	// to insert.
+	// So instead, write v on top of d, then rotate.
+	copy(s[n:], v)
+
+	// Now we have
+	// s: aaaaaaaabbbbccccccccvvvv
+	//            ^   ^       ^   ^
+	//            i  i+m      n  n+m
+
+	rotateRight(s[i:], m)
+
+	// Now we have
+	// s: aaaaaaaavvvvbbbbcccccccc
+	//            ^   ^       ^   ^
+	//            i  i+m      n  n+m
+	// That's the result we want.
+	return s
+}
+
+// Delete removes the elements s[i:j] from s, returning the modified slice.
+// Delete panics if j > len(s) or s[i:j] is not a valid slice of s.
+// Delete is O(len(s)-i), so if many items must be deleted, it is better to
+// make a single call deleting them all together than to delete one at a time.
+// Delete zeroes the elements s[len(s)-(j-i):len(s)].
+func Delete[S ~[]E, E any](s S, i, j int) S {
+	_ = s[i:j:len(s)] // bounds check
+
+	if i == j {
+		return s
+	}
+
+	oldlen := len(s)
+	s = append(s[:i], s[j:]...)
+	clear(s[len(s):oldlen]) // zero/nil out the obsolete elements, for GC
+	return s
+}
+
+// DeleteFunc removes any elements from s for which del returns true,
+// returning the modified slice.
+// DeleteFunc zeroes the elements between the new length and the original length.
+func DeleteFunc[S ~[]E, E any](s S, del func(E) bool) S {
+	i := IndexFunc(s, del)
+	if i == -1 {
+		return s
+	}
+	// Don't start copying elements until we find one to delete.
+	for j := i + 1; j < len(s); j++ {
+		if v := s[j]; !del(v) {
+			s[i] = v
+			i++
+		}
+	}
+	clear(s[i:]) // zero/nil out the obsolete elements, for GC
+	return s[:i]
+}
+
+// Replace replaces the elements s[i:j] by the given v, and returns the
+// modified slice.
+// Replace panics if j > len(s) or s[i:j] is not a valid slice of s.
+// When len(v) < (j-i), Replace zeroes the elements between the new length and the original length.
+func Replace[S ~[]E, E any](s S, i, j int, v ...E) S {
+	_ = s[i:j] // bounds check
+
+	if i == j {
+		return Insert(s, i, v...)
+	}
+	if j == len(s) {
+		return append(s[:i], v...)
+	}
+
+	tot := len(s[:i]) + len(v) + len(s[j:])
+	if tot > cap(s) {
+		// Too big to fit, allocate and copy over.
+		s2 := append(s[:i], make(S, tot-i)...) // See Insert
+		copy(s2[i:], v)
+		copy(s2[i+len(v):], s[j:])
+		return s2
+	}
+
+	r := s[:tot]
+
+	if i+len(v) <= j {
+		// Easy, as v fits in the deleted portion.
+		copy(r[i:], v)
+		copy(r[i+len(v):], s[j:])
+		clear(s[tot:]) // zero/nil out the obsolete elements, for GC
+		return r
+	}
+
+	// We are expanding (v is bigger than j-i).
+	// The situation is something like this:
+	// (example has i=4,j=8,len(s)=16,len(v)=6)
+	// s: aaaaxxxxbbbbbbbbyy
+	//        ^   ^       ^ ^
+	//        i   j  len(s) tot
+	// a: prefix of s
+	// x: deleted range
+	// b: more of s
+	// y: area to expand into
+
+	if !overlaps(r[i+len(v):], v) {
+		// Easy, as v is not clobbered by the first copy.
+		copy(r[i+len(v):], s[j:])
+		copy(r[i:], v)
+		return r
+	}
+
+	// This is a situation where we don't have a single place to which
+	// we can copy v. Parts of it need to go to two different places.
+	// We want to copy the prefix of v into y and the suffix into x, then
+	// rotate |y| spots to the right.
+	//
+	//        v[2:]      v[:2]
+	//         |           |
+	// s: aaaavvvvbbbbbbbbvv
+	//        ^   ^       ^ ^
+	//        i   j  len(s) tot
+	//
+	// If either of those two destinations don't alias v, then we're good.
+	y := len(v) - (j - i) // length of y portion
+
+	if !overlaps(r[i:j], v) {
+		copy(r[i:j], v[y:])
+		copy(r[len(s):], v[:y])
+		rotateRight(r[i:], y)
+		return r
+	}
+	if !overlaps(r[len(s):], v) {
+		copy(r[len(s):], v[:y])
+		copy(r[i:j], v[y:])
+		rotateRight(r[i:], y)
+		return r
+	}
+
+	// Now we know that v overlaps both x and y.
+	// That means that the entirety of b is *inside* v.
+	// So we don't need to preserve b at all; instead we
+	// can copy v first, then copy the b part of v out of
+	// v to the right destination.
+	k := startIdx(v, s[j:])
+	copy(r[i:], v)
+	copy(r[i+len(v):], r[i+k:])
+	return r
+}
+
+// Clone returns a copy of the slice.
+// The elements are copied using assignment, so this is a shallow clone.
+func Clone[S ~[]E, E any](s S) S {
+	// The s[:0:0] preserves nil in case it matters.
+	return append(s[:0:0], s...)
+}
+
+// Compact replaces consecutive runs of equal elements with a single copy.
+// This is like the uniq command found on Unix.
+// Compact modifies the contents of the slice s and returns the modified slice,
+// which may have a smaller length.
+// Compact zeroes the elements between the new length and the original length.
+func Compact[S ~[]E, E comparable](s S) S {
+	if len(s) < 2 {
+		return s
+	}
+	i := 1
+	for k := 1; k < len(s); k++ {
+		if s[k] != s[k-1] {
+			if i != k {
+				s[i] = s[k]
+			}
+			i++
+		}
+	}
+	clear(s[i:]) // zero/nil out the obsolete elements, for GC
+	return s[:i]
+}
+
+// CompactFunc is like [Compact] but uses an equality function to compare elements.
+// For runs of elements that compare equal, CompactFunc keeps the first one.
+// CompactFunc zeroes the elements between the new length and the original length.
+func CompactFunc[S ~[]E, E any](s S, eq func(E, E) bool) S {
+	if len(s) < 2 {
+		return s
+	}
+	i := 1
+	for k := 1; k < len(s); k++ {
+		if !eq(s[k], s[k-1]) {
+			if i != k {
+				s[i] = s[k]
+			}
+			i++
+		}
+	}
+	clear(s[i:]) // zero/nil out the obsolete elements, for GC
+	return s[:i]
+}
+
+// Grow increases the slice's capacity, if necessary, to guarantee space for
+// another n elements. After Grow(n), at least n elements can be appended
+// to the slice without another allocation. If n is negative or too large to
+// allocate the memory, Grow panics.
+func Grow[S ~[]E, E any](s S, n int) S {
+	if n < 0 {
+		panic("cannot be negative")
+	}
+	if n -= cap(s) - len(s); n > 0 {
+		s = append(s[:cap(s)], make([]E, n)...)[:len(s)]
+	}
+	return s
+}
+
+// Clip removes unused capacity from the slice, returning s[:len(s):len(s)].
+func Clip[S ~[]E, E any](s S) S {
+	return s[:len(s):len(s)]
+}
+
+// Rotation algorithm explanation:
+//
+// rotate left by 2
+// start with
+//   0123456789
+// split up like this
+//   01 234567 89
+// swap first 2 and last 2
+//   89 234567 01
+// join first parts
+//   89234567 01
+// recursively rotate first left part by 2
+//   23456789 01
+// join at the end
+//   2345678901
+//
+// rotate left by 8
+// start with
+//   0123456789
+// split up like this
+//   01 234567 89
+// swap first 2 and last 2
+//   89 234567 01
+// join last parts
+//   89 23456701
+// recursively rotate second part left by 6
+//   89 01234567
+// join at the end
+//   8901234567
+
+// TODO: There are other rotate algorithms.
+// This algorithm has the desirable property that it moves each element exactly twice.
+// The triple-reverse algorithm is simpler and more cache friendly, but takes more writes.
+// The follow-cycles algorithm can be 1-write but it is not very cache friendly.
+
+// rotateLeft rotates b left by n spaces.
+// s_final[i] = s_orig[i+r], wrapping around.
+func rotateLeft[E any](s []E, r int) {
+	for r != 0 && r != len(s) {
+		if r*2 <= len(s) {
+			swap(s[:r], s[len(s)-r:])
+			s = s[:len(s)-r]
+		} else {
+			swap(s[:len(s)-r], s[r:])
+			s, r = s[len(s)-r:], r*2-len(s)
+		}
+	}
+}
+func rotateRight[E any](s []E, r int) {
+	rotateLeft(s, len(s)-r)
+}
+
+// swap swaps the contents of x and y. x and y must be equal length and disjoint.
+func swap[E any](x, y []E) {
+	for i := 0; i < len(x); i++ {
+		x[i], y[i] = y[i], x[i]
+	}
+}
+
+// overlaps reports whether the memory ranges a[0:len(a)] and b[0:len(b)] overlap.
+func overlaps[E any](a, b []E) bool {
+	return false
+	/* TODO(marc): restore the following
+	if len(a) == 0 || len(b) == 0 {
+		return false
+	}
+	elemSize := unsafe.Sizeof(a[0])
+	if elemSize == 0 {
+		return false
+	}
+	// TODO: use a runtime/unsafe facility once one becomes available. See issue 12445.
+	// Also see crypto/internal/alias/alias.go:AnyOverlap
+	return uintptr(unsafe.Pointer(&a[0])) <= uintptr(unsafe.Pointer(&b[len(b)-1]))+(elemSize-1) &&
+		uintptr(unsafe.Pointer(&b[0])) <= uintptr(unsafe.Pointer(&a[len(a)-1]))+(elemSize-1)
+		*/
+}
+
+// startIdx returns the index in haystack where the needle starts.
+// prerequisite: the needle must be aliased entirely inside the haystack.
+func startIdx[E any](haystack, needle []E) int {
+	p := &needle[0]
+	for i := range haystack {
+		if p == &haystack[i] {
+			return i
+		}
+	}
+	// TODO: what if the overlap is by a non-integral number of Es?
+	panic("needle not found")
+}
+
+// Reverse reverses the elements of the slice in place.
+func Reverse[S ~[]E, E any](s S) {
+	for i, j := 0, len(s)-1; i < j; i, j = i+1, j-1 {
+		s[i], s[j] = s[j], s[i]
+	}
+}
+
+// Concat returns a new slice concatenating the passed in slices.
+func Concat[S ~[]E, E any](slices ...S) S {
+	size := 0
+	for _, s := range slices {
+		size += len(s)
+		if size < 0 {
+			panic("len out of range")
+		}
+	}
+	newslice := Grow[S](nil, size)
+	for _, s := range slices {
+		newslice = append(newslice, s...)
+	}
+	return newslice
+}
diff --git a/stdlib/generic/go1_22_slices_sort.go.txt b/stdlib/generic/go1_22_slices_sort.go.txt
new file mode 100644
index 000000000..d5e998ce1
--- /dev/null
+++ b/stdlib/generic/go1_22_slices_sort.go.txt
@@ -0,0 +1,194 @@
+// Copyright 2023 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:generate go run $GOROOT/src/sort/gen_sort_variants.go -generic
+
+package slices
+
+import (
+	"cmp"
+	"math/bits"
+)
+
+// Sort sorts a slice of any ordered type in ascending order.
+// When sorting floating-point numbers, NaNs are ordered before other values.
+func Sort[S ~[]E, E cmp.Ordered](x S) {
+	n := len(x)
+	pdqsortOrdered(x, 0, n, bits.Len(uint(n)))
+}
+
+// SortFunc sorts the slice x in ascending order as determined by the cmp
+// function. This sort is not guaranteed to be stable.
+// cmp(a, b) should return a negative number when a < b, a positive number when
+// a > b and zero when a == b.
+//
+// SortFunc requires that cmp is a strict weak ordering.
+// See https://en.wikipedia.org/wiki/Weak_ordering#Strict_weak_orderings.
+func SortFunc[S ~[]E, E any](x S, cmp func(a, b E) int) {
+	n := len(x)
+	pdqsortCmpFunc(x, 0, n, bits.Len(uint(n)), cmp)
+}
+
+// SortStableFunc sorts the slice x while keeping the original order of equal
+// elements, using cmp to compare elements in the same way as [SortFunc].
+func SortStableFunc[S ~[]E, E any](x S, cmp func(a, b E) int) {
+	stableCmpFunc(x, len(x), cmp)
+}
+
+// IsSorted reports whether x is sorted in ascending order.
+func IsSorted[S ~[]E, E cmp.Ordered](x S) bool {
+	for i := len(x) - 1; i > 0; i-- {
+		if cmp.Less(x[i], x[i-1]) {
+			return false
+		}
+	}
+	return true
+}
+
+// IsSortedFunc reports whether x is sorted in ascending order, with cmp as the
+// comparison function as defined by [SortFunc].
+func IsSortedFunc[S ~[]E, E any](x S, cmp func(a, b E) int) bool {
+	for i := len(x) - 1; i > 0; i-- {
+		if cmp(x[i], x[i-1]) < 0 {
+			return false
+		}
+	}
+	return true
+}
+
+// Min returns the minimal value in x. It panics if x is empty.
+// For floating-point numbers, Min propagates NaNs (any NaN value in x
+// forces the output to be NaN).
+func Min[S ~[]E, E cmp.Ordered](x S) E {
+	if len(x) < 1 {
+		panic("slices.Min: empty list")
+	}
+	m := x[0]
+	for i := 1; i < len(x); i++ {
+		m = min(m, x[i])
+	}
+	return m
+}
+
+// MinFunc returns the minimal value in x, using cmp to compare elements.
+// It panics if x is empty. If there is more than one minimal element
+// according to the cmp function, MinFunc returns the first one.
+func MinFunc[S ~[]E, E any](x S, cmp func(a, b E) int) E {
+	if len(x) < 1 {
+		panic("slices.MinFunc: empty list")
+	}
+	m := x[0]
+	for i := 1; i < len(x); i++ {
+		if cmp(x[i], m) < 0 {
+			m = x[i]
+		}
+	}
+	return m
+}
+
+// Max returns the maximal value in x. It panics if x is empty.
+// For floating-point E, Max propagates NaNs (any NaN value in x
+// forces the output to be NaN).
+func Max[S ~[]E, E cmp.Ordered](x S) E {
+	if len(x) < 1 {
+		panic("slices.Max: empty list")
+	}
+	m := x[0]
+	for i := 1; i < len(x); i++ {
+		m = max(m, x[i])
+	}
+	return m
+}
+
+// MaxFunc returns the maximal value in x, using cmp to compare elements.
+// It panics if x is empty. If there is more than one maximal element
+// according to the cmp function, MaxFunc returns the first one.
+func MaxFunc[S ~[]E, E any](x S, cmp func(a, b E) int) E {
+	if len(x) < 1 {
+		panic("slices.MaxFunc: empty list")
+	}
+	m := x[0]
+	for i := 1; i < len(x); i++ {
+		if cmp(x[i], m) > 0 {
+			m = x[i]
+		}
+	}
+	return m
+}
+
+// BinarySearch searches for target in a sorted slice and returns the position
+// where target is found, or the position where target would appear in the
+// sort order; it also returns a bool saying whether the target is really found
+// in the slice. The slice must be sorted in increasing order.
+func BinarySearch[S ~[]E, E cmp.Ordered](x S, target E) (int, bool) {
+	// Inlining is faster than calling BinarySearchFunc with a lambda.
+	n := len(x)
+	// Define x[-1] < target and x[n] >= target.
+	// Invariant: x[i-1] < target, x[j] >= target.
+	i, j := 0, n
+	for i < j {
+		h := int(uint(i+j) >> 1) // avoid overflow when computing h
+		// i ≤ h < j
+		if cmp.Less(x[h], target) {
+			i = h + 1 // preserves x[i-1] < target
+		} else {
+			j = h // preserves x[j] >= target
+		}
+	}
+	// i == j, x[i-1] < target, and x[j] (= x[i]) >= target  =>  answer is i.
+	return i, i < n && (x[i] == target || (isNaN(x[i]) && isNaN(target)))
+}
+
+// BinarySearchFunc works like [BinarySearch], but uses a custom comparison
+// function. The slice must be sorted in increasing order, where "increasing"
+// is defined by cmp. cmp should return 0 if the slice element matches
+// the target, a negative number if the slice element precedes the target,
+// or a positive number if the slice element follows the target.
+// cmp must implement the same ordering as the slice, such that if
+// cmp(a, t) < 0 and cmp(b, t) >= 0, then a must precede b in the slice.
+func BinarySearchFunc[S ~[]E, E, T any](x S, target T, cmp func(E, T) int) (int, bool) {
+	n := len(x)
+	// Define cmp(x[-1], target) < 0 and cmp(x[n], target) >= 0 .
+	// Invariant: cmp(x[i - 1], target) < 0, cmp(x[j], target) >= 0.
+	i, j := 0, n
+	for i < j {
+		h := int(uint(i+j) >> 1) // avoid overflow when computing h
+		// i ≤ h < j
+		if cmp(x[h], target) < 0 {
+			i = h + 1 // preserves cmp(x[i - 1], target) < 0
+		} else {
+			j = h // preserves cmp(x[j], target) >= 0
+		}
+	}
+	// i == j, cmp(x[i-1], target) < 0, and cmp(x[j], target) (= cmp(x[i], target)) >= 0  =>  answer is i.
+	return i, i < n && cmp(x[i], target) == 0
+}
+
+type sortedHint int // hint for pdqsort when choosing the pivot
+
+const (
+	unknownHint sortedHint = iota
+	increasingHint
+	decreasingHint
+)
+
+// xorshift paper: https://www.jstatsoft.org/article/view/v008i14/xorshift.pdf
+type xorshift uint64
+
+func (r *xorshift) Next() uint64 {
+	*r ^= *r << 13
+	*r ^= *r >> 17
+	*r ^= *r << 5
+	return uint64(*r)
+}
+
+func nextPowerOfTwo(length int) uint {
+	return 1 << bits.Len(uint(length))
+}
+
+// isNaN reports whether x is a NaN without requiring the math package.
+// This will always return false if T is not floating-point.
+func isNaN[T cmp.Ordered](x T) bool {
+	return x != x
+}
diff --git a/stdlib/generic/go1_22_slices_zsortanyfunc.go.txt b/stdlib/generic/go1_22_slices_zsortanyfunc.go.txt
new file mode 100644
index 000000000..06f2c7a24
--- /dev/null
+++ b/stdlib/generic/go1_22_slices_zsortanyfunc.go.txt
@@ -0,0 +1,479 @@
+// Code generated by gen_sort_variants.go; DO NOT EDIT.
+
+// Copyright 2022 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package slices
+
+// insertionSortCmpFunc sorts data[a:b] using insertion sort.
+func insertionSortCmpFunc[E any](data []E, a, b int, cmp func(a, b E) int) {
+	for i := a + 1; i < b; i++ {
+		for j := i; j > a && (cmp(data[j], data[j-1]) < 0); j-- {
+			data[j], data[j-1] = data[j-1], data[j]
+		}
+	}
+}
+
+// siftDownCmpFunc implements the heap property on data[lo:hi].
+// first is an offset into the array where the root of the heap lies.
+func siftDownCmpFunc[E any](data []E, lo, hi, first int, cmp func(a, b E) int) {
+	root := lo
+	for {
+		child := 2*root + 1
+		if child >= hi {
+			break
+		}
+		if child+1 < hi && (cmp(data[first+child], data[first+child+1]) < 0) {
+			child++
+		}
+		if !(cmp(data[first+root], data[first+child]) < 0) {
+			return
+		}
+		data[first+root], data[first+child] = data[first+child], data[first+root]
+		root = child
+	}
+}
+
+func heapSortCmpFunc[E any](data []E, a, b int, cmp func(a, b E) int) {
+	first := a
+	lo := 0
+	hi := b - a
+
+	// Build heap with greatest element at top.
+	for i := (hi - 1) / 2; i >= 0; i-- {
+		siftDownCmpFunc(data, i, hi, first, cmp)
+	}
+
+	// Pop elements, largest first, into end of data.
+	for i := hi - 1; i >= 0; i-- {
+		data[first], data[first+i] = data[first+i], data[first]
+		siftDownCmpFunc(data, lo, i, first, cmp)
+	}
+}
+
+// pdqsortCmpFunc sorts data[a:b].
+// The algorithm based on pattern-defeating quicksort(pdqsort), but without the optimizations from BlockQuicksort.
+// pdqsort paper: https://arxiv.org/pdf/2106.05123.pdf
+// C++ implementation: https://github.com/orlp/pdqsort
+// Rust implementation: https://docs.rs/pdqsort/latest/pdqsort/
+// limit is the number of allowed bad (very unbalanced) pivots before falling back to heapsort.
+func pdqsortCmpFunc[E any](data []E, a, b, limit int, cmp func(a, b E) int) {
+	const maxInsertion = 12
+
+	var (
+		wasBalanced    = true // whether the last partitioning was reasonably balanced
+		wasPartitioned = true // whether the slice was already partitioned
+	)
+
+	for {
+		length := b - a
+
+		if length <= maxInsertion {
+			insertionSortCmpFunc(data, a, b, cmp)
+			return
+		}
+
+		// Fall back to heapsort if too many bad choices were made.
+		if limit == 0 {
+			heapSortCmpFunc(data, a, b, cmp)
+			return
+		}
+
+		// If the last partitioning was imbalanced, we need to breaking patterns.
+		if !wasBalanced {
+			breakPatternsCmpFunc(data, a, b, cmp)
+			limit--
+		}
+
+		pivot, hint := choosePivotCmpFunc(data, a, b, cmp)
+		if hint == decreasingHint {
+			reverseRangeCmpFunc(data, a, b, cmp)
+			// The chosen pivot was pivot-a elements after the start of the array.
+			// After reversing it is pivot-a elements before the end of the array.
+			// The idea came from Rust's implementation.
+			pivot = (b - 1) - (pivot - a)
+			hint = increasingHint
+		}
+
+		// The slice is likely already sorted.
+		if wasBalanced && wasPartitioned && hint == increasingHint {
+			if partialInsertionSortCmpFunc(data, a, b, cmp) {
+				return
+			}
+		}
+
+		// Probably the slice contains many duplicate elements, partition the slice into
+		// elements equal to and elements greater than the pivot.
+		if a > 0 && !(cmp(data[a-1], data[pivot]) < 0) {
+			mid := partitionEqualCmpFunc(data, a, b, pivot, cmp)
+			a = mid
+			continue
+		}
+
+		mid, alreadyPartitioned := partitionCmpFunc(data, a, b, pivot, cmp)
+		wasPartitioned = alreadyPartitioned
+
+		leftLen, rightLen := mid-a, b-mid
+		balanceThreshold := length / 8
+		if leftLen < rightLen {
+			wasBalanced = leftLen >= balanceThreshold
+			pdqsortCmpFunc(data, a, mid, limit, cmp)
+			a = mid + 1
+		} else {
+			wasBalanced = rightLen >= balanceThreshold
+			pdqsortCmpFunc(data, mid+1, b, limit, cmp)
+			b = mid
+		}
+	}
+}
+
+// partitionCmpFunc does one quicksort partition.
+// Let p = data[pivot]
+// Moves elements in data[a:b] around, so that data[i]<p and data[j]>=p for i<newpivot and j>newpivot.
+// On return, data[newpivot] = p
+func partitionCmpFunc[E any](data []E, a, b, pivot int, cmp func(a, b E) int) (newpivot int, alreadyPartitioned bool) {
+	data[a], data[pivot] = data[pivot], data[a]
+	i, j := a+1, b-1 // i and j are inclusive of the elements remaining to be partitioned
+
+	for i <= j && (cmp(data[i], data[a]) < 0) {
+		i++
+	}
+	for i <= j && !(cmp(data[j], data[a]) < 0) {
+		j--
+	}
+	if i > j {
+		data[j], data[a] = data[a], data[j]
+		return j, true
+	}
+	data[i], data[j] = data[j], data[i]
+	i++
+	j--
+
+	for {
+		for i <= j && (cmp(data[i], data[a]) < 0) {
+			i++
+		}
+		for i <= j && !(cmp(data[j], data[a]) < 0) {
+			j--
+		}
+		if i > j {
+			break
+		}
+		data[i], data[j] = data[j], data[i]
+		i++
+		j--
+	}
+	data[j], data[a] = data[a], data[j]
+	return j, false
+}
+
+// partitionEqualCmpFunc partitions data[a:b] into elements equal to data[pivot] followed by elements greater than data[pivot].
+// It assumed that data[a:b] does not contain elements smaller than the data[pivot].
+func partitionEqualCmpFunc[E any](data []E, a, b, pivot int, cmp func(a, b E) int) (newpivot int) {
+	data[a], data[pivot] = data[pivot], data[a]
+	i, j := a+1, b-1 // i and j are inclusive of the elements remaining to be partitioned
+
+	for {
+		for i <= j && !(cmp(data[a], data[i]) < 0) {
+			i++
+		}
+		for i <= j && (cmp(data[a], data[j]) < 0) {
+			j--
+		}
+		if i > j {
+			break
+		}
+		data[i], data[j] = data[j], data[i]
+		i++
+		j--
+	}
+	return i
+}
+
+// partialInsertionSortCmpFunc partially sorts a slice, returns true if the slice is sorted at the end.
+func partialInsertionSortCmpFunc[E any](data []E, a, b int, cmp func(a, b E) int) bool {
+	const (
+		maxSteps         = 5  // maximum number of adjacent out-of-order pairs that will get shifted
+		shortestShifting = 50 // don't shift any elements on short arrays
+	)
+	i := a + 1
+	for j := 0; j < maxSteps; j++ {
+		for i < b && !(cmp(data[i], data[i-1]) < 0) {
+			i++
+		}
+
+		if i == b {
+			return true
+		}
+
+		if b-a < shortestShifting {
+			return false
+		}
+
+		data[i], data[i-1] = data[i-1], data[i]
+
+		// Shift the smaller one to the left.
+		if i-a >= 2 {
+			for j := i - 1; j >= 1; j-- {
+				if !(cmp(data[j], data[j-1]) < 0) {
+					break
+				}
+				data[j], data[j-1] = data[j-1], data[j]
+			}
+		}
+		// Shift the greater one to the right.
+		if b-i >= 2 {
+			for j := i + 1; j < b; j++ {
+				if !(cmp(data[j], data[j-1]) < 0) {
+					break
+				}
+				data[j], data[j-1] = data[j-1], data[j]
+			}
+		}
+	}
+	return false
+}
+
+// breakPatternsCmpFunc scatters some elements around in an attempt to break some patterns
+// that might cause imbalanced partitions in quicksort.
+func breakPatternsCmpFunc[E any](data []E, a, b int, cmp func(a, b E) int) {
+	length := b - a
+	if length >= 8 {
+		random := xorshift(length)
+		modulus := nextPowerOfTwo(length)
+
+		for idx := a + (length/4)*2 - 1; idx <= a+(length/4)*2+1; idx++ {
+			other := int(uint(random.Next()) & (modulus - 1))
+			if other >= length {
+				other -= length
+			}
+			data[idx], data[a+other] = data[a+other], data[idx]
+		}
+	}
+}
+
+// choosePivotCmpFunc chooses a pivot in data[a:b].
+//
+// [0,8): chooses a static pivot.
+// [8,shortestNinther): uses the simple median-of-three method.
+// [shortestNinther,∞): uses the Tukey ninther method.
+func choosePivotCmpFunc[E any](data []E, a, b int, cmp func(a, b E) int) (pivot int, hint sortedHint) {
+	const (
+		shortestNinther = 50
+		maxSwaps        = 4 * 3
+	)
+
+	l := b - a
+
+	var (
+		swaps int
+		i     = a + l/4*1
+		j     = a + l/4*2
+		k     = a + l/4*3
+	)
+
+	if l >= 8 {
+		if l >= shortestNinther {
+			// Tukey ninther method, the idea came from Rust's implementation.
+			i = medianAdjacentCmpFunc(data, i, &swaps, cmp)
+			j = medianAdjacentCmpFunc(data, j, &swaps, cmp)
+			k = medianAdjacentCmpFunc(data, k, &swaps, cmp)
+		}
+		// Find the median among i, j, k and stores it into j.
+		j = medianCmpFunc(data, i, j, k, &swaps, cmp)
+	}
+
+	switch swaps {
+	case 0:
+		return j, increasingHint
+	case maxSwaps:
+		return j, decreasingHint
+	default:
+		return j, unknownHint
+	}
+}
+
+// order2CmpFunc returns x,y where data[x] <= data[y], where x,y=a,b or x,y=b,a.
+func order2CmpFunc[E any](data []E, a, b int, swaps *int, cmp func(a, b E) int) (int, int) {
+	if cmp(data[b], data[a]) < 0 {
+		*swaps++
+		return b, a
+	}
+	return a, b
+}
+
+// medianCmpFunc returns x where data[x] is the median of data[a],data[b],data[c], where x is a, b, or c.
+func medianCmpFunc[E any](data []E, a, b, c int, swaps *int, cmp func(a, b E) int) int {
+	a, b = order2CmpFunc(data, a, b, swaps, cmp)
+	b, c = order2CmpFunc(data, b, c, swaps, cmp)
+	a, b = order2CmpFunc(data, a, b, swaps, cmp)
+	return b
+}
+
+// medianAdjacentCmpFunc finds the median of data[a - 1], data[a], data[a + 1] and stores the index into a.
+func medianAdjacentCmpFunc[E any](data []E, a int, swaps *int, cmp func(a, b E) int) int {
+	return medianCmpFunc(data, a-1, a, a+1, swaps, cmp)
+}
+
+func reverseRangeCmpFunc[E any](data []E, a, b int, cmp func(a, b E) int) {
+	i := a
+	j := b - 1
+	for i < j {
+		data[i], data[j] = data[j], data[i]
+		i++
+		j--
+	}
+}
+
+func swapRangeCmpFunc[E any](data []E, a, b, n int, cmp func(a, b E) int) {
+	for i := 0; i < n; i++ {
+		data[a+i], data[b+i] = data[b+i], data[a+i]
+	}
+}
+
+func stableCmpFunc[E any](data []E, n int, cmp func(a, b E) int) {
+	blockSize := 20 // must be > 0
+	a, b := 0, blockSize
+	for b <= n {
+		insertionSortCmpFunc(data, a, b, cmp)
+		a = b
+		b += blockSize
+	}
+	insertionSortCmpFunc(data, a, n, cmp)
+
+	for blockSize < n {
+		a, b = 0, 2*blockSize
+		for b <= n {
+			symMergeCmpFunc(data, a, a+blockSize, b, cmp)
+			a = b
+			b += 2 * blockSize
+		}
+		if m := a + blockSize; m < n {
+			symMergeCmpFunc(data, a, m, n, cmp)
+		}
+		blockSize *= 2
+	}
+}
+
+// symMergeCmpFunc merges the two sorted subsequences data[a:m] and data[m:b] using
+// the SymMerge algorithm from Pok-Son Kim and Arne Kutzner, "Stable Minimum
+// Storage Merging by Symmetric Comparisons", in Susanne Albers and Tomasz
+// Radzik, editors, Algorithms - ESA 2004, volume 3221 of Lecture Notes in
+// Computer Science, pages 714-723. Springer, 2004.
+//
+// Let M = m-a and N = b-n. Wolog M < N.
+// The recursion depth is bound by ceil(log(N+M)).
+// The algorithm needs O(M*log(N/M + 1)) calls to data.Less.
+// The algorithm needs O((M+N)*log(M)) calls to data.Swap.
+//
+// The paper gives O((M+N)*log(M)) as the number of assignments assuming a
+// rotation algorithm which uses O(M+N+gcd(M+N)) assignments. The argumentation
+// in the paper carries through for Swap operations, especially as the block
+// swapping rotate uses only O(M+N) Swaps.
+//
+// symMerge assumes non-degenerate arguments: a < m && m < b.
+// Having the caller check this condition eliminates many leaf recursion calls,
+// which improves performance.
+func symMergeCmpFunc[E any](data []E, a, m, b int, cmp func(a, b E) int) {
+	// Avoid unnecessary recursions of symMerge
+	// by direct insertion of data[a] into data[m:b]
+	// if data[a:m] only contains one element.
+	if m-a == 1 {
+		// Use binary search to find the lowest index i
+		// such that data[i] >= data[a] for m <= i < b.
+		// Exit the search loop with i == b in case no such index exists.
+		i := m
+		j := b
+		for i < j {
+			h := int(uint(i+j) >> 1)
+			if cmp(data[h], data[a]) < 0 {
+				i = h + 1
+			} else {
+				j = h
+			}
+		}
+		// Swap values until data[a] reaches the position before i.
+		for k := a; k < i-1; k++ {
+			data[k], data[k+1] = data[k+1], data[k]
+		}
+		return
+	}
+
+	// Avoid unnecessary recursions of symMerge
+	// by direct insertion of data[m] into data[a:m]
+	// if data[m:b] only contains one element.
+	if b-m == 1 {
+		// Use binary search to find the lowest index i
+		// such that data[i] > data[m] for a <= i < m.
+		// Exit the search loop with i == m in case no such index exists.
+		i := a
+		j := m
+		for i < j {
+			h := int(uint(i+j) >> 1)
+			if !(cmp(data[m], data[h]) < 0) {
+				i = h + 1
+			} else {
+				j = h
+			}
+		}
+		// Swap values until data[m] reaches the position i.
+		for k := m; k > i; k-- {
+			data[k], data[k-1] = data[k-1], data[k]
+		}
+		return
+	}
+
+	mid := int(uint(a+b) >> 1)
+	n := mid + m
+	var start, r int
+	if m > mid {
+		start = n - b
+		r = mid
+	} else {
+		start = a
+		r = m
+	}
+	p := n - 1
+
+	for start < r {
+		c := int(uint(start+r) >> 1)
+		if !(cmp(data[p-c], data[c]) < 0) {
+			start = c + 1
+		} else {
+			r = c
+		}
+	}
+
+	end := n - start
+	if start < m && m < end {
+		rotateCmpFunc(data, start, m, end, cmp)
+	}
+	if a < start && start < mid {
+		symMergeCmpFunc(data, a, start, mid, cmp)
+	}
+	if mid < end && end < b {
+		symMergeCmpFunc(data, mid, end, b, cmp)
+	}
+}
+
+// rotateCmpFunc rotates two consecutive blocks u = data[a:m] and v = data[m:b] in data:
+// Data of the form 'x u v y' is changed to 'x v u y'.
+// rotate performs at most b-a many calls to data.Swap,
+// and it assumes non-degenerate arguments: a < m && m < b.
+func rotateCmpFunc[E any](data []E, a, m, b int, cmp func(a, b E) int) {
+	i := m - a
+	j := b - m
+
+	for i != j {
+		if i > j {
+			swapRangeCmpFunc(data, m-i, m, j, cmp)
+			i -= j
+		} else {
+			swapRangeCmpFunc(data, m-i, m+j-i, i, cmp)
+			j -= i
+		}
+	}
+	// i == j
+	swapRangeCmpFunc(data, m-i, m, i, cmp)
+}
diff --git a/stdlib/generic/go1_22_sync_atomic_type.go.txt b/stdlib/generic/go1_22_sync_atomic_type.go.txt
new file mode 100644
index 000000000..179fa9309
--- /dev/null
+++ b/stdlib/generic/go1_22_sync_atomic_type.go.txt
@@ -0,0 +1,200 @@
+// Copyright 2022 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package atomic
+
+import "unsafe"
+
+// A Bool is an atomic boolean value.
+// The zero value is false.
+type Bool struct {
+	_ noCopy
+	v uint32
+}
+
+// Load atomically loads and returns the value stored in x.
+func (x *Bool) Load() bool { return LoadUint32(&x.v) != 0 }
+
+// Store atomically stores val into x.
+func (x *Bool) Store(val bool) { StoreUint32(&x.v, b32(val)) }
+
+// Swap atomically stores new into x and returns the previous value.
+func (x *Bool) Swap(new bool) (old bool) { return SwapUint32(&x.v, b32(new)) != 0 }
+
+// CompareAndSwap executes the compare-and-swap operation for the boolean value x.
+func (x *Bool) CompareAndSwap(old, new bool) (swapped bool) {
+	return CompareAndSwapUint32(&x.v, b32(old), b32(new))
+}
+
+// b32 returns a uint32 0 or 1 representing b.
+func b32(b bool) uint32 {
+	if b {
+		return 1
+	}
+	return 0
+}
+
+// For testing *Pointer[T]'s methods can be inlined.
+// Keep in sync with cmd/compile/internal/test/inl_test.go:TestIntendedInlining.
+var _ = &Pointer[int]{}
+
+// A Pointer is an atomic pointer of type *T. The zero value is a nil *T.
+type Pointer[T any] struct {
+	// Mention *T in a field to disallow conversion between Pointer types.
+	// See go.dev/issue/56603 for more details.
+	// Use *T, not T, to avoid spurious recursive type definition errors.
+	_ [0]*T
+
+	_ noCopy
+	v unsafe.Pointer
+}
+
+// Load atomically loads and returns the value stored in x.
+func (x *Pointer[T]) Load() *T { return (*T)(LoadPointer(&x.v)) }
+
+// Store atomically stores val into x.
+func (x *Pointer[T]) Store(val *T) { StorePointer(&x.v, unsafe.Pointer(val)) }
+
+// Swap atomically stores new into x and returns the previous value.
+func (x *Pointer[T]) Swap(new *T) (old *T) { return (*T)(SwapPointer(&x.v, unsafe.Pointer(new))) }
+
+// CompareAndSwap executes the compare-and-swap operation for x.
+func (x *Pointer[T]) CompareAndSwap(old, new *T) (swapped bool) {
+	return CompareAndSwapPointer(&x.v, unsafe.Pointer(old), unsafe.Pointer(new))
+}
+
+// An Int32 is an atomic int32. The zero value is zero.
+type Int32 struct {
+	_ noCopy
+	v int32
+}
+
+// Load atomically loads and returns the value stored in x.
+func (x *Int32) Load() int32 { return LoadInt32(&x.v) }
+
+// Store atomically stores val into x.
+func (x *Int32) Store(val int32) { StoreInt32(&x.v, val) }
+
+// Swap atomically stores new into x and returns the previous value.
+func (x *Int32) Swap(new int32) (old int32) { return SwapInt32(&x.v, new) }
+
+// CompareAndSwap executes the compare-and-swap operation for x.
+func (x *Int32) CompareAndSwap(old, new int32) (swapped bool) {
+	return CompareAndSwapInt32(&x.v, old, new)
+}
+
+// Add atomically adds delta to x and returns the new value.
+func (x *Int32) Add(delta int32) (new int32) { return AddInt32(&x.v, delta) }
+
+// An Int64 is an atomic int64. The zero value is zero.
+type Int64 struct {
+	_ noCopy
+	_ align64
+	v int64
+}
+
+// Load atomically loads and returns the value stored in x.
+func (x *Int64) Load() int64 { return LoadInt64(&x.v) }
+
+// Store atomically stores val into x.
+func (x *Int64) Store(val int64) { StoreInt64(&x.v, val) }
+
+// Swap atomically stores new into x and returns the previous value.
+func (x *Int64) Swap(new int64) (old int64) { return SwapInt64(&x.v, new) }
+
+// CompareAndSwap executes the compare-and-swap operation for x.
+func (x *Int64) CompareAndSwap(old, new int64) (swapped bool) {
+	return CompareAndSwapInt64(&x.v, old, new)
+}
+
+// Add atomically adds delta to x and returns the new value.
+func (x *Int64) Add(delta int64) (new int64) { return AddInt64(&x.v, delta) }
+
+// A Uint32 is an atomic uint32. The zero value is zero.
+type Uint32 struct {
+	_ noCopy
+	v uint32
+}
+
+// Load atomically loads and returns the value stored in x.
+func (x *Uint32) Load() uint32 { return LoadUint32(&x.v) }
+
+// Store atomically stores val into x.
+func (x *Uint32) Store(val uint32) { StoreUint32(&x.v, val) }
+
+// Swap atomically stores new into x and returns the previous value.
+func (x *Uint32) Swap(new uint32) (old uint32) { return SwapUint32(&x.v, new) }
+
+// CompareAndSwap executes the compare-and-swap operation for x.
+func (x *Uint32) CompareAndSwap(old, new uint32) (swapped bool) {
+	return CompareAndSwapUint32(&x.v, old, new)
+}
+
+// Add atomically adds delta to x and returns the new value.
+func (x *Uint32) Add(delta uint32) (new uint32) { return AddUint32(&x.v, delta) }
+
+// A Uint64 is an atomic uint64. The zero value is zero.
+type Uint64 struct {
+	_ noCopy
+	_ align64
+	v uint64
+}
+
+// Load atomically loads and returns the value stored in x.
+func (x *Uint64) Load() uint64 { return LoadUint64(&x.v) }
+
+// Store atomically stores val into x.
+func (x *Uint64) Store(val uint64) { StoreUint64(&x.v, val) }
+
+// Swap atomically stores new into x and returns the previous value.
+func (x *Uint64) Swap(new uint64) (old uint64) { return SwapUint64(&x.v, new) }
+
+// CompareAndSwap executes the compare-and-swap operation for x.
+func (x *Uint64) CompareAndSwap(old, new uint64) (swapped bool) {
+	return CompareAndSwapUint64(&x.v, old, new)
+}
+
+// Add atomically adds delta to x and returns the new value.
+func (x *Uint64) Add(delta uint64) (new uint64) { return AddUint64(&x.v, delta) }
+
+// A Uintptr is an atomic uintptr. The zero value is zero.
+type Uintptr struct {
+	_ noCopy
+	v uintptr
+}
+
+// Load atomically loads and returns the value stored in x.
+func (x *Uintptr) Load() uintptr { return LoadUintptr(&x.v) }
+
+// Store atomically stores val into x.
+func (x *Uintptr) Store(val uintptr) { StoreUintptr(&x.v, val) }
+
+// Swap atomically stores new into x and returns the previous value.
+func (x *Uintptr) Swap(new uintptr) (old uintptr) { return SwapUintptr(&x.v, new) }
+
+// CompareAndSwap executes the compare-and-swap operation for x.
+func (x *Uintptr) CompareAndSwap(old, new uintptr) (swapped bool) {
+	return CompareAndSwapUintptr(&x.v, old, new)
+}
+
+// Add atomically adds delta to x and returns the new value.
+func (x *Uintptr) Add(delta uintptr) (new uintptr) { return AddUintptr(&x.v, delta) }
+
+// noCopy may be added to structs which must not be copied
+// after the first use.
+//
+// See https://golang.org/issues/8005#issuecomment-190753527
+// for details.
+//
+// Note that it must not be embedded, due to the Lock and Unlock methods.
+type noCopy struct{}
+
+// Lock is a no-op used by -copylocks checker from `go vet`.
+func (*noCopy) Lock()   {}
+func (*noCopy) Unlock() {}
+
+// align64 may be added to structs that must be 64-bit aligned.
+// This struct is recognized by a special case in the compiler
+// and will not work if copied to any other package.
+type align64 struct{}
diff --git a/stdlib/generic/go1_22_sync_oncefunc.go.txt b/stdlib/generic/go1_22_sync_oncefunc.go.txt
new file mode 100644
index 000000000..db286283d
--- /dev/null
+++ b/stdlib/generic/go1_22_sync_oncefunc.go.txt
@@ -0,0 +1,100 @@
+// Copyright 2022 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package sync
+
+// OnceFunc returns a function that invokes f only once. The returned function
+// may be called concurrently.
+//
+// If f panics, the returned function will panic with the same value on every call.
+func OnceFunc(f func()) func() {
+	var (
+		once  Once
+		valid bool
+		p     any
+	)
+	// Construct the inner closure just once to reduce costs on the fast path.
+	g := func() {
+		defer func() {
+			p = recover()
+			if !valid {
+				// Re-panic immediately so on the first call the user gets a
+				// complete stack trace into f.
+				panic(p)
+			}
+		}()
+		f()
+		f = nil      // Do not keep f alive after invoking it.
+		valid = true // Set only if f does not panic.
+	}
+	return func() {
+		once.Do(g)
+		if !valid {
+			panic(p)
+		}
+	}
+}
+
+// OnceValue returns a function that invokes f only once and returns the value
+// returned by f. The returned function may be called concurrently.
+//
+// If f panics, the returned function will panic with the same value on every call.
+func OnceValue[T any](f func() T) func() T {
+	var (
+		once   Once
+		valid  bool
+		p      any
+		result T
+	)
+	g := func() {
+		defer func() {
+			p = recover()
+			if !valid {
+				panic(p)
+			}
+		}()
+		result = f()
+		f = nil
+		valid = true
+	}
+	return func() T {
+		once.Do(g)
+		if !valid {
+			panic(p)
+		}
+		return result
+	}
+}
+
+// OnceValues returns a function that invokes f only once and returns the values
+// returned by f. The returned function may be called concurrently.
+//
+// If f panics, the returned function will panic with the same value on every call.
+func OnceValues[T1, T2 any](f func() (T1, T2)) func() (T1, T2) {
+	var (
+		once  Once
+		valid bool
+		p     any
+		r1    T1
+		r2    T2
+	)
+	g := func() {
+		defer func() {
+			p = recover()
+			if !valid {
+				panic(p)
+			}
+		}()
+		r1, r2 = f()
+		f = nil
+		valid = true
+	}
+	return func() (T1, T2) {
+		once.Do(g)
+		if !valid {
+			panic(p)
+		}
+		return r1, r2
+	}
+}
diff --git a/stdlib/go1_20_crypto_tls.go b/stdlib/go1_20_crypto_tls.go
deleted file mode 100644
index a4da97bea..000000000
--- a/stdlib/go1_20_crypto_tls.go
+++ /dev/null
@@ -1,123 +0,0 @@
-// Code generated by 'yaegi extract crypto/tls'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package stdlib
-
-import (
-	"crypto/tls"
-	"go/constant"
-	"go/token"
-	"reflect"
-)
-
-func init() {
-	Symbols["crypto/tls/tls"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"CipherSuiteName":                         reflect.ValueOf(tls.CipherSuiteName),
-		"CipherSuites":                            reflect.ValueOf(tls.CipherSuites),
-		"Client":                                  reflect.ValueOf(tls.Client),
-		"CurveP256":                               reflect.ValueOf(tls.CurveP256),
-		"CurveP384":                               reflect.ValueOf(tls.CurveP384),
-		"CurveP521":                               reflect.ValueOf(tls.CurveP521),
-		"Dial":                                    reflect.ValueOf(tls.Dial),
-		"DialWithDialer":                          reflect.ValueOf(tls.DialWithDialer),
-		"ECDSAWithP256AndSHA256":                  reflect.ValueOf(tls.ECDSAWithP256AndSHA256),
-		"ECDSAWithP384AndSHA384":                  reflect.ValueOf(tls.ECDSAWithP384AndSHA384),
-		"ECDSAWithP521AndSHA512":                  reflect.ValueOf(tls.ECDSAWithP521AndSHA512),
-		"ECDSAWithSHA1":                           reflect.ValueOf(tls.ECDSAWithSHA1),
-		"Ed25519":                                 reflect.ValueOf(tls.Ed25519),
-		"InsecureCipherSuites":                    reflect.ValueOf(tls.InsecureCipherSuites),
-		"Listen":                                  reflect.ValueOf(tls.Listen),
-		"LoadX509KeyPair":                         reflect.ValueOf(tls.LoadX509KeyPair),
-		"NewLRUClientSessionCache":                reflect.ValueOf(tls.NewLRUClientSessionCache),
-		"NewListener":                             reflect.ValueOf(tls.NewListener),
-		"NoClientCert":                            reflect.ValueOf(tls.NoClientCert),
-		"PKCS1WithSHA1":                           reflect.ValueOf(tls.PKCS1WithSHA1),
-		"PKCS1WithSHA256":                         reflect.ValueOf(tls.PKCS1WithSHA256),
-		"PKCS1WithSHA384":                         reflect.ValueOf(tls.PKCS1WithSHA384),
-		"PKCS1WithSHA512":                         reflect.ValueOf(tls.PKCS1WithSHA512),
-		"PSSWithSHA256":                           reflect.ValueOf(tls.PSSWithSHA256),
-		"PSSWithSHA384":                           reflect.ValueOf(tls.PSSWithSHA384),
-		"PSSWithSHA512":                           reflect.ValueOf(tls.PSSWithSHA512),
-		"RenegotiateFreelyAsClient":               reflect.ValueOf(tls.RenegotiateFreelyAsClient),
-		"RenegotiateNever":                        reflect.ValueOf(tls.RenegotiateNever),
-		"RenegotiateOnceAsClient":                 reflect.ValueOf(tls.RenegotiateOnceAsClient),
-		"RequestClientCert":                       reflect.ValueOf(tls.RequestClientCert),
-		"RequireAndVerifyClientCert":              reflect.ValueOf(tls.RequireAndVerifyClientCert),
-		"RequireAnyClientCert":                    reflect.ValueOf(tls.RequireAnyClientCert),
-		"Server":                                  reflect.ValueOf(tls.Server),
-		"TLS_AES_128_GCM_SHA256":                  reflect.ValueOf(tls.TLS_AES_128_GCM_SHA256),
-		"TLS_AES_256_GCM_SHA384":                  reflect.ValueOf(tls.TLS_AES_256_GCM_SHA384),
-		"TLS_CHACHA20_POLY1305_SHA256":            reflect.ValueOf(tls.TLS_CHACHA20_POLY1305_SHA256),
-		"TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA":    reflect.ValueOf(tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA),
-		"TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256": reflect.ValueOf(tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256),
-		"TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256": reflect.ValueOf(tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256),
-		"TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA":    reflect.ValueOf(tls.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA),
-		"TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384": reflect.ValueOf(tls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384),
-		"TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305":  reflect.ValueOf(tls.TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305),
-		"TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256": reflect.ValueOf(tls.TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256),
-		"TLS_ECDHE_ECDSA_WITH_RC4_128_SHA":              reflect.ValueOf(tls.TLS_ECDHE_ECDSA_WITH_RC4_128_SHA),
-		"TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA":           reflect.ValueOf(tls.TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA),
-		"TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA":            reflect.ValueOf(tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA),
-		"TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256":         reflect.ValueOf(tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256),
-		"TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256":         reflect.ValueOf(tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256),
-		"TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA":            reflect.ValueOf(tls.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA),
-		"TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384":         reflect.ValueOf(tls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384),
-		"TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305":          reflect.ValueOf(tls.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305),
-		"TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256":   reflect.ValueOf(tls.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256),
-		"TLS_ECDHE_RSA_WITH_RC4_128_SHA":                reflect.ValueOf(tls.TLS_ECDHE_RSA_WITH_RC4_128_SHA),
-		"TLS_FALLBACK_SCSV":                             reflect.ValueOf(tls.TLS_FALLBACK_SCSV),
-		"TLS_RSA_WITH_3DES_EDE_CBC_SHA":                 reflect.ValueOf(tls.TLS_RSA_WITH_3DES_EDE_CBC_SHA),
-		"TLS_RSA_WITH_AES_128_CBC_SHA":                  reflect.ValueOf(tls.TLS_RSA_WITH_AES_128_CBC_SHA),
-		"TLS_RSA_WITH_AES_128_CBC_SHA256":               reflect.ValueOf(tls.TLS_RSA_WITH_AES_128_CBC_SHA256),
-		"TLS_RSA_WITH_AES_128_GCM_SHA256":               reflect.ValueOf(tls.TLS_RSA_WITH_AES_128_GCM_SHA256),
-		"TLS_RSA_WITH_AES_256_CBC_SHA":                  reflect.ValueOf(tls.TLS_RSA_WITH_AES_256_CBC_SHA),
-		"TLS_RSA_WITH_AES_256_GCM_SHA384":               reflect.ValueOf(tls.TLS_RSA_WITH_AES_256_GCM_SHA384),
-		"TLS_RSA_WITH_RC4_128_SHA":                      reflect.ValueOf(tls.TLS_RSA_WITH_RC4_128_SHA),
-		"VerifyClientCertIfGiven":                       reflect.ValueOf(tls.VerifyClientCertIfGiven),
-		"VersionSSL30":                                  reflect.ValueOf(constant.MakeFromLiteral("768", token.INT, 0)),
-		"VersionTLS10":                                  reflect.ValueOf(constant.MakeFromLiteral("769", token.INT, 0)),
-		"VersionTLS11":                                  reflect.ValueOf(constant.MakeFromLiteral("770", token.INT, 0)),
-		"VersionTLS12":                                  reflect.ValueOf(constant.MakeFromLiteral("771", token.INT, 0)),
-		"VersionTLS13":                                  reflect.ValueOf(constant.MakeFromLiteral("772", token.INT, 0)),
-		"X25519":                                        reflect.ValueOf(tls.X25519),
-		"X509KeyPair":                                   reflect.ValueOf(tls.X509KeyPair),
-
-		// type definitions
-		"Certificate":                  reflect.ValueOf((*tls.Certificate)(nil)),
-		"CertificateRequestInfo":       reflect.ValueOf((*tls.CertificateRequestInfo)(nil)),
-		"CertificateVerificationError": reflect.ValueOf((*tls.CertificateVerificationError)(nil)),
-		"CipherSuite":                  reflect.ValueOf((*tls.CipherSuite)(nil)),
-		"ClientAuthType":               reflect.ValueOf((*tls.ClientAuthType)(nil)),
-		"ClientHelloInfo":              reflect.ValueOf((*tls.ClientHelloInfo)(nil)),
-		"ClientSessionCache":           reflect.ValueOf((*tls.ClientSessionCache)(nil)),
-		"ClientSessionState":           reflect.ValueOf((*tls.ClientSessionState)(nil)),
-		"Config":                       reflect.ValueOf((*tls.Config)(nil)),
-		"Conn":                         reflect.ValueOf((*tls.Conn)(nil)),
-		"ConnectionState":              reflect.ValueOf((*tls.ConnectionState)(nil)),
-		"CurveID":                      reflect.ValueOf((*tls.CurveID)(nil)),
-		"Dialer":                       reflect.ValueOf((*tls.Dialer)(nil)),
-		"RecordHeaderError":            reflect.ValueOf((*tls.RecordHeaderError)(nil)),
-		"RenegotiationSupport":         reflect.ValueOf((*tls.RenegotiationSupport)(nil)),
-		"SignatureScheme":              reflect.ValueOf((*tls.SignatureScheme)(nil)),
-
-		// interface wrapper definitions
-		"_ClientSessionCache": reflect.ValueOf((*_crypto_tls_ClientSessionCache)(nil)),
-	}
-}
-
-// _crypto_tls_ClientSessionCache is an interface wrapper for ClientSessionCache type
-type _crypto_tls_ClientSessionCache struct {
-	IValue interface{}
-	WGet   func(sessionKey string) (session *tls.ClientSessionState, ok bool)
-	WPut   func(sessionKey string, cs *tls.ClientSessionState)
-}
-
-func (W _crypto_tls_ClientSessionCache) Get(sessionKey string) (session *tls.ClientSessionState, ok bool) {
-	return W.WGet(sessionKey)
-}
-func (W _crypto_tls_ClientSessionCache) Put(sessionKey string, cs *tls.ClientSessionState) {
-	W.WPut(sessionKey, cs)
-}
diff --git a/stdlib/go1_20_errors.go b/stdlib/go1_20_errors.go
deleted file mode 100644
index 3f19b38d1..000000000
--- a/stdlib/go1_20_errors.go
+++ /dev/null
@@ -1,22 +0,0 @@
-// Code generated by 'yaegi extract errors'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package stdlib
-
-import (
-	"errors"
-	"reflect"
-)
-
-func init() {
-	Symbols["errors/errors"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"As":     reflect.ValueOf(errors.As),
-		"Is":     reflect.ValueOf(errors.Is),
-		"Join":   reflect.ValueOf(errors.Join),
-		"New":    reflect.ValueOf(errors.New),
-		"Unwrap": reflect.ValueOf(errors.Unwrap),
-	}
-}
diff --git a/stdlib/go1_21_archive_tar.go b/stdlib/go1_21_archive_tar.go
index aecb0164d..5916f90f9 100644
--- a/stdlib/go1_21_archive_tar.go
+++ b/stdlib/go1_21_archive_tar.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract archive/tar'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_archive_zip.go b/stdlib/go1_21_archive_zip.go
index 1f8b288c8..b68b2a312 100644
--- a/stdlib/go1_21_archive_zip.go
+++ b/stdlib/go1_21_archive_zip.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract archive/zip'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_bufio.go b/stdlib/go1_21_bufio.go
index dae627fae..3dfde7708 100644
--- a/stdlib/go1_21_bufio.go
+++ b/stdlib/go1_21_bufio.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract bufio'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_bytes.go b/stdlib/go1_21_bytes.go
index 93bae1797..039c3e2d7 100644
--- a/stdlib/go1_21_bytes.go
+++ b/stdlib/go1_21_bytes.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract bytes'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_cmp.go b/stdlib/go1_21_cmp.go
index 8dd3b081f..d5a2f1583 100644
--- a/stdlib/go1_21_cmp.go
+++ b/stdlib/go1_21_cmp.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract cmp'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_compress_bzip2.go b/stdlib/go1_21_compress_bzip2.go
index 047cc1fc0..07397b200 100644
--- a/stdlib/go1_21_compress_bzip2.go
+++ b/stdlib/go1_21_compress_bzip2.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract compress/bzip2'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_compress_flate.go b/stdlib/go1_21_compress_flate.go
index 2fa29a3df..84738370d 100644
--- a/stdlib/go1_21_compress_flate.go
+++ b/stdlib/go1_21_compress_flate.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract compress/flate'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_compress_gzip.go b/stdlib/go1_21_compress_gzip.go
index 32003d932..6be4560fc 100644
--- a/stdlib/go1_21_compress_gzip.go
+++ b/stdlib/go1_21_compress_gzip.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract compress/gzip'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_compress_lzw.go b/stdlib/go1_21_compress_lzw.go
index 70d7725a2..f281c453f 100644
--- a/stdlib/go1_21_compress_lzw.go
+++ b/stdlib/go1_21_compress_lzw.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract compress/lzw'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_compress_zlib.go b/stdlib/go1_21_compress_zlib.go
index 3795097a2..0d27a5d31 100644
--- a/stdlib/go1_21_compress_zlib.go
+++ b/stdlib/go1_21_compress_zlib.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract compress/zlib'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_container_heap.go b/stdlib/go1_21_container_heap.go
index 97940ba5d..874a9e63a 100644
--- a/stdlib/go1_21_container_heap.go
+++ b/stdlib/go1_21_container_heap.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract container/heap'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_container_list.go b/stdlib/go1_21_container_list.go
index 9730ce89d..a6dbb6016 100644
--- a/stdlib/go1_21_container_list.go
+++ b/stdlib/go1_21_container_list.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract container/list'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_container_ring.go b/stdlib/go1_21_container_ring.go
index 8baec1d33..c2cbb03a3 100644
--- a/stdlib/go1_21_container_ring.go
+++ b/stdlib/go1_21_container_ring.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract container/ring'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_context.go b/stdlib/go1_21_context.go
index f461e793d..18e432886 100644
--- a/stdlib/go1_21_context.go
+++ b/stdlib/go1_21_context.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract context'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto.go b/stdlib/go1_21_crypto.go
index d017dd379..d07187df8 100644
--- a/stdlib/go1_21_crypto.go
+++ b/stdlib/go1_21_crypto.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_aes.go b/stdlib/go1_21_crypto_aes.go
index 76f15ef65..6968c662c 100644
--- a/stdlib/go1_21_crypto_aes.go
+++ b/stdlib/go1_21_crypto_aes.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/aes'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_cipher.go b/stdlib/go1_21_crypto_cipher.go
index 9488eb84d..557b4efbc 100644
--- a/stdlib/go1_21_crypto_cipher.go
+++ b/stdlib/go1_21_crypto_cipher.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/cipher'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_des.go b/stdlib/go1_21_crypto_des.go
index 04ea2193d..fe547e2f6 100644
--- a/stdlib/go1_21_crypto_des.go
+++ b/stdlib/go1_21_crypto_des.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/des'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_dsa.go b/stdlib/go1_21_crypto_dsa.go
index 0c11e8f3d..3671ead14 100644
--- a/stdlib/go1_21_crypto_dsa.go
+++ b/stdlib/go1_21_crypto_dsa.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/dsa'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_ecdh.go b/stdlib/go1_21_crypto_ecdh.go
index a17fbc729..a99388e84 100644
--- a/stdlib/go1_21_crypto_ecdh.go
+++ b/stdlib/go1_21_crypto_ecdh.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/ecdh'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_ecdsa.go b/stdlib/go1_21_crypto_ecdsa.go
index 03a25b42a..38477fe62 100644
--- a/stdlib/go1_21_crypto_ecdsa.go
+++ b/stdlib/go1_21_crypto_ecdsa.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/ecdsa'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_ed25519.go b/stdlib/go1_21_crypto_ed25519.go
index 273bcd726..4ad87948c 100644
--- a/stdlib/go1_21_crypto_ed25519.go
+++ b/stdlib/go1_21_crypto_ed25519.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/ed25519'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_elliptic.go b/stdlib/go1_21_crypto_elliptic.go
index a49866ae8..580057170 100644
--- a/stdlib/go1_21_crypto_elliptic.go
+++ b/stdlib/go1_21_crypto_elliptic.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/elliptic'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_hmac.go b/stdlib/go1_21_crypto_hmac.go
index fadbd824a..7a891be1f 100644
--- a/stdlib/go1_21_crypto_hmac.go
+++ b/stdlib/go1_21_crypto_hmac.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/hmac'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_md5.go b/stdlib/go1_21_crypto_md5.go
index ce401fd25..96ee7e8e6 100644
--- a/stdlib/go1_21_crypto_md5.go
+++ b/stdlib/go1_21_crypto_md5.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/md5'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_rand.go b/stdlib/go1_21_crypto_rand.go
index ee9433c79..448e77827 100644
--- a/stdlib/go1_21_crypto_rand.go
+++ b/stdlib/go1_21_crypto_rand.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/rand'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_rc4.go b/stdlib/go1_21_crypto_rc4.go
index 435b0a50b..e9f2ed6c4 100644
--- a/stdlib/go1_21_crypto_rc4.go
+++ b/stdlib/go1_21_crypto_rc4.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/rc4'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_rsa.go b/stdlib/go1_21_crypto_rsa.go
index 10bf636c3..b0ea7615f 100644
--- a/stdlib/go1_21_crypto_rsa.go
+++ b/stdlib/go1_21_crypto_rsa.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/rsa'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_sha1.go b/stdlib/go1_21_crypto_sha1.go
index c6bb6fa6a..2e7c5a26e 100644
--- a/stdlib/go1_21_crypto_sha1.go
+++ b/stdlib/go1_21_crypto_sha1.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/sha1'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_sha256.go b/stdlib/go1_21_crypto_sha256.go
index 612a1d6fd..43bd85b66 100644
--- a/stdlib/go1_21_crypto_sha256.go
+++ b/stdlib/go1_21_crypto_sha256.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/sha256'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_sha512.go b/stdlib/go1_21_crypto_sha512.go
index 682645563..ccc79d14c 100644
--- a/stdlib/go1_21_crypto_sha512.go
+++ b/stdlib/go1_21_crypto_sha512.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/sha512'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_subtle.go b/stdlib/go1_21_crypto_subtle.go
index 6302a3406..e5eb31961 100644
--- a/stdlib/go1_21_crypto_subtle.go
+++ b/stdlib/go1_21_crypto_subtle.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/subtle'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_tls.go b/stdlib/go1_21_crypto_tls.go
index ff3a4ef1f..b875576ac 100644
--- a/stdlib/go1_21_crypto_tls.go
+++ b/stdlib/go1_21_crypto_tls.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/tls'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_x509.go b/stdlib/go1_21_crypto_x509.go
index d0d1373a9..754019480 100644
--- a/stdlib/go1_21_crypto_x509.go
+++ b/stdlib/go1_21_crypto_x509.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/x509'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_crypto_x509_pkix.go b/stdlib/go1_21_crypto_x509_pkix.go
index 4a12dca29..b2e001b23 100644
--- a/stdlib/go1_21_crypto_x509_pkix.go
+++ b/stdlib/go1_21_crypto_x509_pkix.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/x509/pkix'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_database_sql.go b/stdlib/go1_21_database_sql.go
index 71fa61b82..252bbd2ea 100644
--- a/stdlib/go1_21_database_sql.go
+++ b/stdlib/go1_21_database_sql.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract database/sql'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_database_sql_driver.go b/stdlib/go1_21_database_sql_driver.go
index 0400475f1..af8656399 100644
--- a/stdlib/go1_21_database_sql_driver.go
+++ b/stdlib/go1_21_database_sql_driver.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract database/sql/driver'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_debug_buildinfo.go b/stdlib/go1_21_debug_buildinfo.go
index 449cf8c10..4023c87cc 100644
--- a/stdlib/go1_21_debug_buildinfo.go
+++ b/stdlib/go1_21_debug_buildinfo.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract debug/buildinfo'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_debug_dwarf.go b/stdlib/go1_21_debug_dwarf.go
index 25370852a..7a1770e9f 100644
--- a/stdlib/go1_21_debug_dwarf.go
+++ b/stdlib/go1_21_debug_dwarf.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract debug/dwarf'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_debug_elf.go b/stdlib/go1_21_debug_elf.go
index 49569c132..4873eadcf 100644
--- a/stdlib/go1_21_debug_elf.go
+++ b/stdlib/go1_21_debug_elf.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract debug/elf'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_debug_gosym.go b/stdlib/go1_21_debug_gosym.go
index 804cb1ea3..0c3ada18b 100644
--- a/stdlib/go1_21_debug_gosym.go
+++ b/stdlib/go1_21_debug_gosym.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract debug/gosym'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_debug_macho.go b/stdlib/go1_21_debug_macho.go
index e1712c42c..8c44ed888 100644
--- a/stdlib/go1_21_debug_macho.go
+++ b/stdlib/go1_21_debug_macho.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract debug/macho'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_debug_pe.go b/stdlib/go1_21_debug_pe.go
index d130a502d..60201b097 100644
--- a/stdlib/go1_21_debug_pe.go
+++ b/stdlib/go1_21_debug_pe.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract debug/pe'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_debug_plan9obj.go b/stdlib/go1_21_debug_plan9obj.go
index 4d9883b7f..936eb3c55 100644
--- a/stdlib/go1_21_debug_plan9obj.go
+++ b/stdlib/go1_21_debug_plan9obj.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract debug/plan9obj'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_encoding.go b/stdlib/go1_21_encoding.go
index 67d19d6df..29017684d 100644
--- a/stdlib/go1_21_encoding.go
+++ b/stdlib/go1_21_encoding.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_encoding_ascii85.go b/stdlib/go1_21_encoding_ascii85.go
index 45b99bdaf..34e9ef628 100644
--- a/stdlib/go1_21_encoding_ascii85.go
+++ b/stdlib/go1_21_encoding_ascii85.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/ascii85'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_encoding_asn1.go b/stdlib/go1_21_encoding_asn1.go
index 231b66e4c..afcec3a6c 100644
--- a/stdlib/go1_21_encoding_asn1.go
+++ b/stdlib/go1_21_encoding_asn1.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/asn1'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_encoding_base32.go b/stdlib/go1_21_encoding_base32.go
index e7bc47827..080c13985 100644
--- a/stdlib/go1_21_encoding_base32.go
+++ b/stdlib/go1_21_encoding_base32.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/base32'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_encoding_base64.go b/stdlib/go1_21_encoding_base64.go
index 039f9970b..ce7bcf6cd 100644
--- a/stdlib/go1_21_encoding_base64.go
+++ b/stdlib/go1_21_encoding_base64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/base64'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_encoding_binary.go b/stdlib/go1_21_encoding_binary.go
index ba2da57dc..466b3a3bd 100644
--- a/stdlib/go1_21_encoding_binary.go
+++ b/stdlib/go1_21_encoding_binary.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/binary'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_encoding_csv.go b/stdlib/go1_21_encoding_csv.go
index 78cda1af5..a7093ce4f 100644
--- a/stdlib/go1_21_encoding_csv.go
+++ b/stdlib/go1_21_encoding_csv.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/csv'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_encoding_gob.go b/stdlib/go1_21_encoding_gob.go
index fc5804df5..2501263d6 100644
--- a/stdlib/go1_21_encoding_gob.go
+++ b/stdlib/go1_21_encoding_gob.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/gob'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_encoding_hex.go b/stdlib/go1_21_encoding_hex.go
index 2138e12fd..53b8d7eb2 100644
--- a/stdlib/go1_21_encoding_hex.go
+++ b/stdlib/go1_21_encoding_hex.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/hex'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_encoding_json.go b/stdlib/go1_21_encoding_json.go
index 18c8c1b1d..433c48b08 100644
--- a/stdlib/go1_21_encoding_json.go
+++ b/stdlib/go1_21_encoding_json.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/json'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_encoding_pem.go b/stdlib/go1_21_encoding_pem.go
index 3894bd071..df6a9ad7d 100644
--- a/stdlib/go1_21_encoding_pem.go
+++ b/stdlib/go1_21_encoding_pem.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/pem'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_encoding_xml.go b/stdlib/go1_21_encoding_xml.go
index cbdd785a4..9d38b2226 100644
--- a/stdlib/go1_21_encoding_xml.go
+++ b/stdlib/go1_21_encoding_xml.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/xml'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_errors.go b/stdlib/go1_21_errors.go
index 88c887551..aef49fcba 100644
--- a/stdlib/go1_21_errors.go
+++ b/stdlib/go1_21_errors.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract errors'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_expvar.go b/stdlib/go1_21_expvar.go
index 7bb3dd557..facbfc878 100644
--- a/stdlib/go1_21_expvar.go
+++ b/stdlib/go1_21_expvar.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract expvar'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_flag.go b/stdlib/go1_21_flag.go
index c9b5d737c..91abe9a78 100644
--- a/stdlib/go1_21_flag.go
+++ b/stdlib/go1_21_flag.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract flag'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_fmt.go b/stdlib/go1_21_fmt.go
index 15e5f494e..a6ba4d49f 100644
--- a/stdlib/go1_21_fmt.go
+++ b/stdlib/go1_21_fmt.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract fmt'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_go_ast.go b/stdlib/go1_21_go_ast.go
index 6175248a2..48a918662 100644
--- a/stdlib/go1_21_go_ast.go
+++ b/stdlib/go1_21_go_ast.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/ast'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_go_build.go b/stdlib/go1_21_go_build.go
index 064560512..f9675e329 100644
--- a/stdlib/go1_21_go_build.go
+++ b/stdlib/go1_21_go_build.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/build'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_go_build_constraint.go b/stdlib/go1_21_go_build_constraint.go
index 38c2beffa..c4616facc 100644
--- a/stdlib/go1_21_go_build_constraint.go
+++ b/stdlib/go1_21_go_build_constraint.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/build/constraint'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_go_constant.go b/stdlib/go1_21_go_constant.go
index 0e4a47744..e117c69fb 100644
--- a/stdlib/go1_21_go_constant.go
+++ b/stdlib/go1_21_go_constant.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/constant'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_go_doc.go b/stdlib/go1_21_go_doc.go
index a73bf83e8..7f101394b 100644
--- a/stdlib/go1_21_go_doc.go
+++ b/stdlib/go1_21_go_doc.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/doc'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_go_doc_comment.go b/stdlib/go1_21_go_doc_comment.go
index d981cc813..ac2747d80 100644
--- a/stdlib/go1_21_go_doc_comment.go
+++ b/stdlib/go1_21_go_doc_comment.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/doc/comment'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_go_format.go b/stdlib/go1_21_go_format.go
index 0a2d06ea4..8e3c63992 100644
--- a/stdlib/go1_21_go_format.go
+++ b/stdlib/go1_21_go_format.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/format'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_go_importer.go b/stdlib/go1_21_go_importer.go
index 00e43d68f..36d3b10a8 100644
--- a/stdlib/go1_21_go_importer.go
+++ b/stdlib/go1_21_go_importer.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/importer'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_go_parser.go b/stdlib/go1_21_go_parser.go
index 796efec8b..29fc0986f 100644
--- a/stdlib/go1_21_go_parser.go
+++ b/stdlib/go1_21_go_parser.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/parser'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_go_printer.go b/stdlib/go1_21_go_printer.go
index 94c653cd9..d9d27d549 100644
--- a/stdlib/go1_21_go_printer.go
+++ b/stdlib/go1_21_go_printer.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/printer'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_go_scanner.go b/stdlib/go1_21_go_scanner.go
index 0d59bb907..7b1443d64 100644
--- a/stdlib/go1_21_go_scanner.go
+++ b/stdlib/go1_21_go_scanner.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/scanner'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_go_token.go b/stdlib/go1_21_go_token.go
index 6a4a57dc2..4fb48c4a8 100644
--- a/stdlib/go1_21_go_token.go
+++ b/stdlib/go1_21_go_token.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/token'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_go_types.go b/stdlib/go1_21_go_types.go
index 2757aa6dc..b0802455e 100644
--- a/stdlib/go1_21_go_types.go
+++ b/stdlib/go1_21_go_types.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/types'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_hash.go b/stdlib/go1_21_hash.go
index d29cd8d12..12789f727 100644
--- a/stdlib/go1_21_hash.go
+++ b/stdlib/go1_21_hash.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract hash'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_hash_adler32.go b/stdlib/go1_21_hash_adler32.go
index 61ff99760..cae64c582 100644
--- a/stdlib/go1_21_hash_adler32.go
+++ b/stdlib/go1_21_hash_adler32.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract hash/adler32'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_hash_crc32.go b/stdlib/go1_21_hash_crc32.go
index b683b756a..680b9e6cf 100644
--- a/stdlib/go1_21_hash_crc32.go
+++ b/stdlib/go1_21_hash_crc32.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract hash/crc32'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_hash_crc64.go b/stdlib/go1_21_hash_crc64.go
index d4808f204..acb8452d4 100644
--- a/stdlib/go1_21_hash_crc64.go
+++ b/stdlib/go1_21_hash_crc64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract hash/crc64'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_hash_fnv.go b/stdlib/go1_21_hash_fnv.go
index 98c264aba..906a5e3d6 100644
--- a/stdlib/go1_21_hash_fnv.go
+++ b/stdlib/go1_21_hash_fnv.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract hash/fnv'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_hash_maphash.go b/stdlib/go1_21_hash_maphash.go
index b11b84a91..11b412e7e 100644
--- a/stdlib/go1_21_hash_maphash.go
+++ b/stdlib/go1_21_hash_maphash.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract hash/maphash'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_html.go b/stdlib/go1_21_html.go
index 101bf23d4..a9ddaa23d 100644
--- a/stdlib/go1_21_html.go
+++ b/stdlib/go1_21_html.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract html'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_html_template.go b/stdlib/go1_21_html_template.go
index 236ec3a0d..8dbf5ebc7 100644
--- a/stdlib/go1_21_html_template.go
+++ b/stdlib/go1_21_html_template.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract html/template'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_image.go b/stdlib/go1_21_image.go
index 3ab1a6c0c..a88455e37 100644
--- a/stdlib/go1_21_image.go
+++ b/stdlib/go1_21_image.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract image'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_image_color.go b/stdlib/go1_21_image_color.go
index 02ebbbf66..08ed8192a 100644
--- a/stdlib/go1_21_image_color.go
+++ b/stdlib/go1_21_image_color.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract image/color'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_image_color_palette.go b/stdlib/go1_21_image_color_palette.go
index 3ca43d10e..44dc99f0d 100644
--- a/stdlib/go1_21_image_color_palette.go
+++ b/stdlib/go1_21_image_color_palette.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract image/color/palette'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_image_draw.go b/stdlib/go1_21_image_draw.go
index 7745bbc4f..94224ffba 100644
--- a/stdlib/go1_21_image_draw.go
+++ b/stdlib/go1_21_image_draw.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract image/draw'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_image_gif.go b/stdlib/go1_21_image_gif.go
index 2fad82348..411c9633c 100644
--- a/stdlib/go1_21_image_gif.go
+++ b/stdlib/go1_21_image_gif.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract image/gif'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_image_jpeg.go b/stdlib/go1_21_image_jpeg.go
index 7bc129cc2..39aa2cdd7 100644
--- a/stdlib/go1_21_image_jpeg.go
+++ b/stdlib/go1_21_image_jpeg.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract image/jpeg'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_image_png.go b/stdlib/go1_21_image_png.go
index d7a723d02..e0f79a9e5 100644
--- a/stdlib/go1_21_image_png.go
+++ b/stdlib/go1_21_image_png.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract image/png'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_index_suffixarray.go b/stdlib/go1_21_index_suffixarray.go
index 1e6b3667f..f2f86e068 100644
--- a/stdlib/go1_21_index_suffixarray.go
+++ b/stdlib/go1_21_index_suffixarray.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract index/suffixarray'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_io.go b/stdlib/go1_21_io.go
index 9415f82e0..792f4d676 100644
--- a/stdlib/go1_21_io.go
+++ b/stdlib/go1_21_io.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract io'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_io_fs.go b/stdlib/go1_21_io_fs.go
index 82ec06c8d..eb4185e77 100644
--- a/stdlib/go1_21_io_fs.go
+++ b/stdlib/go1_21_io_fs.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract io/fs'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_io_ioutil.go b/stdlib/go1_21_io_ioutil.go
index ea1982de6..252a7ea9a 100644
--- a/stdlib/go1_21_io_ioutil.go
+++ b/stdlib/go1_21_io_ioutil.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract io/ioutil'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_log.go b/stdlib/go1_21_log.go
index b98550166..aee993f15 100644
--- a/stdlib/go1_21_log.go
+++ b/stdlib/go1_21_log.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract log'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_log_slog.go b/stdlib/go1_21_log_slog.go
index 16f0d2c81..8073a9029 100644
--- a/stdlib/go1_21_log_slog.go
+++ b/stdlib/go1_21_log_slog.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract log/slog'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_log_syslog.go b/stdlib/go1_21_log_syslog.go
index 28d552ae9..d98129641 100644
--- a/stdlib/go1_21_log_syslog.go
+++ b/stdlib/go1_21_log_syslog.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract log/syslog'. DO NOT EDIT.
 
-//go:build go1.21 && !windows && !nacl && !plan9
-// +build go1.21,!windows,!nacl,!plan9
+//go:build go1.21 && !go1.22 && !windows && !nacl && !plan9
+// +build go1.21,!go1.22,!windows,!nacl,!plan9
 
 package stdlib
 
diff --git a/stdlib/go1_21_maps.go b/stdlib/go1_21_maps.go
index 4002a484d..c3c0387b9 100644
--- a/stdlib/go1_21_maps.go
+++ b/stdlib/go1_21_maps.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract maps'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_math.go b/stdlib/go1_21_math.go
index 2fddb9035..8e8775331 100644
--- a/stdlib/go1_21_math.go
+++ b/stdlib/go1_21_math.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract math'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_math_big.go b/stdlib/go1_21_math_big.go
index c76a2797a..8d4fdd7c4 100644
--- a/stdlib/go1_21_math_big.go
+++ b/stdlib/go1_21_math_big.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract math/big'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_math_bits.go b/stdlib/go1_21_math_bits.go
index 1d7aa8d66..0db896f49 100644
--- a/stdlib/go1_21_math_bits.go
+++ b/stdlib/go1_21_math_bits.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract math/bits'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_math_cmplx.go b/stdlib/go1_21_math_cmplx.go
index 141865132..4f12fe526 100644
--- a/stdlib/go1_21_math_cmplx.go
+++ b/stdlib/go1_21_math_cmplx.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract math/cmplx'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_math_rand.go b/stdlib/go1_21_math_rand.go
index 709e19440..90a867298 100644
--- a/stdlib/go1_21_math_rand.go
+++ b/stdlib/go1_21_math_rand.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract math/rand'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_mime.go b/stdlib/go1_21_mime.go
index dcaeb712c..f52ce4402 100644
--- a/stdlib/go1_21_mime.go
+++ b/stdlib/go1_21_mime.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract mime'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_mime_multipart.go b/stdlib/go1_21_mime_multipart.go
index 14aa9a7f5..61433a152 100644
--- a/stdlib/go1_21_mime_multipart.go
+++ b/stdlib/go1_21_mime_multipart.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract mime/multipart'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_mime_quotedprintable.go b/stdlib/go1_21_mime_quotedprintable.go
index 798853b46..2165ab6a5 100644
--- a/stdlib/go1_21_mime_quotedprintable.go
+++ b/stdlib/go1_21_mime_quotedprintable.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract mime/quotedprintable'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_net.go b/stdlib/go1_21_net.go
index f80194dd7..249833a26 100644
--- a/stdlib/go1_21_net.go
+++ b/stdlib/go1_21_net.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_net_http.go b/stdlib/go1_21_net_http.go
index 5687cdbd6..5c60168de 100644
--- a/stdlib/go1_21_net_http.go
+++ b/stdlib/go1_21_net_http.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/http'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_net_http_cgi.go b/stdlib/go1_21_net_http_cgi.go
index 7b4026da8..c069b9ebf 100644
--- a/stdlib/go1_21_net_http_cgi.go
+++ b/stdlib/go1_21_net_http_cgi.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/http/cgi'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_net_http_cookiejar.go b/stdlib/go1_21_net_http_cookiejar.go
index 006535c80..b06b4bce7 100644
--- a/stdlib/go1_21_net_http_cookiejar.go
+++ b/stdlib/go1_21_net_http_cookiejar.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/http/cookiejar'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_net_http_fcgi.go b/stdlib/go1_21_net_http_fcgi.go
index 31dd94590..d0efbf3b1 100644
--- a/stdlib/go1_21_net_http_fcgi.go
+++ b/stdlib/go1_21_net_http_fcgi.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/http/fcgi'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_net_http_httptest.go b/stdlib/go1_21_net_http_httptest.go
index 1fc287b27..28d143561 100644
--- a/stdlib/go1_21_net_http_httptest.go
+++ b/stdlib/go1_21_net_http_httptest.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/http/httptest'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_net_http_httptrace.go b/stdlib/go1_21_net_http_httptrace.go
index 0abf95bfc..32b49e74c 100644
--- a/stdlib/go1_21_net_http_httptrace.go
+++ b/stdlib/go1_21_net_http_httptrace.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/http/httptrace'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_net_http_httputil.go b/stdlib/go1_21_net_http_httputil.go
index 7b69ea755..c4e5bbaf3 100644
--- a/stdlib/go1_21_net_http_httputil.go
+++ b/stdlib/go1_21_net_http_httputil.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/http/httputil'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_net_http_pprof.go b/stdlib/go1_21_net_http_pprof.go
index dfcb7347f..8aa109c4f 100644
--- a/stdlib/go1_21_net_http_pprof.go
+++ b/stdlib/go1_21_net_http_pprof.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/http/pprof'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_net_mail.go b/stdlib/go1_21_net_mail.go
index fc6bb7495..0290c006e 100644
--- a/stdlib/go1_21_net_mail.go
+++ b/stdlib/go1_21_net_mail.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/mail'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_net_netip.go b/stdlib/go1_21_net_netip.go
index 1a50ba1c8..c02465711 100644
--- a/stdlib/go1_21_net_netip.go
+++ b/stdlib/go1_21_net_netip.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/netip'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_net_rpc.go b/stdlib/go1_21_net_rpc.go
index 869c1ca12..e70f78ba8 100644
--- a/stdlib/go1_21_net_rpc.go
+++ b/stdlib/go1_21_net_rpc.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/rpc'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_net_rpc_jsonrpc.go b/stdlib/go1_21_net_rpc_jsonrpc.go
index c7fbc5c08..2a3f21e3f 100644
--- a/stdlib/go1_21_net_rpc_jsonrpc.go
+++ b/stdlib/go1_21_net_rpc_jsonrpc.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/rpc/jsonrpc'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_net_smtp.go b/stdlib/go1_21_net_smtp.go
index cd5826ced..f6c9e8c3b 100644
--- a/stdlib/go1_21_net_smtp.go
+++ b/stdlib/go1_21_net_smtp.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/smtp'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_net_textproto.go b/stdlib/go1_21_net_textproto.go
index cd7da3f7c..c889a2093 100644
--- a/stdlib/go1_21_net_textproto.go
+++ b/stdlib/go1_21_net_textproto.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/textproto'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_net_url.go b/stdlib/go1_21_net_url.go
index 5a25bd1d4..5a9d1a8d4 100644
--- a/stdlib/go1_21_net_url.go
+++ b/stdlib/go1_21_net_url.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/url'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_os.go b/stdlib/go1_21_os.go
index 69d43e7b7..29ea64e13 100644
--- a/stdlib/go1_21_os.go
+++ b/stdlib/go1_21_os.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract os'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_os_signal.go b/stdlib/go1_21_os_signal.go
index 05e23827d..973ffe9da 100644
--- a/stdlib/go1_21_os_signal.go
+++ b/stdlib/go1_21_os_signal.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract os/signal'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_os_user.go b/stdlib/go1_21_os_user.go
index 4a08e19b8..84a1a66b6 100644
--- a/stdlib/go1_21_os_user.go
+++ b/stdlib/go1_21_os_user.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract os/user'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_path.go b/stdlib/go1_21_path.go
index 67f617cb3..983b50699 100644
--- a/stdlib/go1_21_path.go
+++ b/stdlib/go1_21_path.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract path'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_path_filepath.go b/stdlib/go1_21_path_filepath.go
index c865fc3f9..a5e7450e3 100644
--- a/stdlib/go1_21_path_filepath.go
+++ b/stdlib/go1_21_path_filepath.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract path/filepath'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_reflect.go b/stdlib/go1_21_reflect.go
index d2e5c1ba7..0e0fe61e5 100644
--- a/stdlib/go1_21_reflect.go
+++ b/stdlib/go1_21_reflect.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract reflect'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_regexp.go b/stdlib/go1_21_regexp.go
index ee96b6b47..22b308aa8 100644
--- a/stdlib/go1_21_regexp.go
+++ b/stdlib/go1_21_regexp.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract regexp'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_regexp_syntax.go b/stdlib/go1_21_regexp_syntax.go
index ae41e6d5c..ad2515734 100644
--- a/stdlib/go1_21_regexp_syntax.go
+++ b/stdlib/go1_21_regexp_syntax.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract regexp/syntax'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_runtime.go b/stdlib/go1_21_runtime.go
index 4b52be8da..984b65bad 100644
--- a/stdlib/go1_21_runtime.go
+++ b/stdlib/go1_21_runtime.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract runtime'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_runtime_debug.go b/stdlib/go1_21_runtime_debug.go
index f6ae8093d..2abbfe2f0 100644
--- a/stdlib/go1_21_runtime_debug.go
+++ b/stdlib/go1_21_runtime_debug.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract runtime/debug'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_runtime_metrics.go b/stdlib/go1_21_runtime_metrics.go
index 0b90bdea8..b43e77993 100644
--- a/stdlib/go1_21_runtime_metrics.go
+++ b/stdlib/go1_21_runtime_metrics.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract runtime/metrics'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_runtime_pprof.go b/stdlib/go1_21_runtime_pprof.go
index d3552932d..2d57ce9e2 100644
--- a/stdlib/go1_21_runtime_pprof.go
+++ b/stdlib/go1_21_runtime_pprof.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract runtime/pprof'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_runtime_trace.go b/stdlib/go1_21_runtime_trace.go
index 9c497f2d8..731180465 100644
--- a/stdlib/go1_21_runtime_trace.go
+++ b/stdlib/go1_21_runtime_trace.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract runtime/trace'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_slices.go b/stdlib/go1_21_slices.go
index 976da0443..546ee7788 100644
--- a/stdlib/go1_21_slices.go
+++ b/stdlib/go1_21_slices.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract slices'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_sort.go b/stdlib/go1_21_sort.go
index 7977b2139..786838755 100644
--- a/stdlib/go1_21_sort.go
+++ b/stdlib/go1_21_sort.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract sort'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_strconv.go b/stdlib/go1_21_strconv.go
index d5a0b683c..1e1f9d945 100644
--- a/stdlib/go1_21_strconv.go
+++ b/stdlib/go1_21_strconv.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract strconv'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_strings.go b/stdlib/go1_21_strings.go
index 5c29e9582..2731806c5 100644
--- a/stdlib/go1_21_strings.go
+++ b/stdlib/go1_21_strings.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract strings'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_sync.go b/stdlib/go1_21_sync.go
index 365be1b17..04c9506ad 100644
--- a/stdlib/go1_21_sync.go
+++ b/stdlib/go1_21_sync.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract sync'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_sync_atomic.go b/stdlib/go1_21_sync_atomic.go
index 054ce7fc3..2bd80a2b7 100644
--- a/stdlib/go1_21_sync_atomic.go
+++ b/stdlib/go1_21_sync_atomic.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract sync/atomic'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_testing.go b/stdlib/go1_21_testing.go
index c04fa0ff4..596be080e 100644
--- a/stdlib/go1_21_testing.go
+++ b/stdlib/go1_21_testing.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract testing'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_testing_fstest.go b/stdlib/go1_21_testing_fstest.go
index 7627396fe..05c4ccecb 100644
--- a/stdlib/go1_21_testing_fstest.go
+++ b/stdlib/go1_21_testing_fstest.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract testing/fstest'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_testing_iotest.go b/stdlib/go1_21_testing_iotest.go
index 8e9abea70..a922e891b 100644
--- a/stdlib/go1_21_testing_iotest.go
+++ b/stdlib/go1_21_testing_iotest.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract testing/iotest'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_testing_quick.go b/stdlib/go1_21_testing_quick.go
index 8e6341d3a..5677f873e 100644
--- a/stdlib/go1_21_testing_quick.go
+++ b/stdlib/go1_21_testing_quick.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract testing/quick'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_testing_slogtest.go b/stdlib/go1_21_testing_slogtest.go
index 70f47d9d7..f444c749f 100644
--- a/stdlib/go1_21_testing_slogtest.go
+++ b/stdlib/go1_21_testing_slogtest.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract testing/slogtest'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_text_scanner.go b/stdlib/go1_21_text_scanner.go
index 0cb7f9a64..8879d027f 100644
--- a/stdlib/go1_21_text_scanner.go
+++ b/stdlib/go1_21_text_scanner.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract text/scanner'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_text_tabwriter.go b/stdlib/go1_21_text_tabwriter.go
index f0f775c55..fb8410137 100644
--- a/stdlib/go1_21_text_tabwriter.go
+++ b/stdlib/go1_21_text_tabwriter.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract text/tabwriter'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_text_template.go b/stdlib/go1_21_text_template.go
index c0473ca6e..92f0d239b 100644
--- a/stdlib/go1_21_text_template.go
+++ b/stdlib/go1_21_text_template.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract text/template'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_text_template_parse.go b/stdlib/go1_21_text_template_parse.go
index deccd6d28..150db8b15 100644
--- a/stdlib/go1_21_text_template_parse.go
+++ b/stdlib/go1_21_text_template_parse.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract text/template/parse'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_time.go b/stdlib/go1_21_time.go
index 19e9ef04b..e013153b3 100644
--- a/stdlib/go1_21_time.go
+++ b/stdlib/go1_21_time.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract time'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_unicode.go b/stdlib/go1_21_unicode.go
index ee8cf67e1..c6f001cf1 100644
--- a/stdlib/go1_21_unicode.go
+++ b/stdlib/go1_21_unicode.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract unicode'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_unicode_utf16.go b/stdlib/go1_21_unicode_utf16.go
index 89f64cca0..6577a59b7 100644
--- a/stdlib/go1_21_unicode_utf16.go
+++ b/stdlib/go1_21_unicode_utf16.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract unicode/utf16'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_21_unicode_utf8.go b/stdlib/go1_21_unicode_utf8.go
index 775f95210..91c22ba66 100644
--- a/stdlib/go1_21_unicode_utf8.go
+++ b/stdlib/go1_21_unicode_utf8.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract unicode/utf8'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_archive_tar.go b/stdlib/go1_22_archive_tar.go
similarity index 97%
rename from stdlib/go1_20_archive_tar.go
rename to stdlib/go1_22_archive_tar.go
index 2676ed80c..99fa50665 100644
--- a/stdlib/go1_20_archive_tar.go
+++ b/stdlib/go1_22_archive_tar.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract archive/tar'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_archive_zip.go b/stdlib/go1_22_archive_zip.go
similarity index 96%
rename from stdlib/go1_20_archive_zip.go
rename to stdlib/go1_22_archive_zip.go
index a71d4f02b..f6475ef43 100644
--- a/stdlib/go1_20_archive_zip.go
+++ b/stdlib/go1_22_archive_zip.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract archive/zip'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_bufio.go b/stdlib/go1_22_bufio.go
similarity index 97%
rename from stdlib/go1_20_bufio.go
rename to stdlib/go1_22_bufio.go
index 3c32578e6..e1541d8b5 100644
--- a/stdlib/go1_20_bufio.go
+++ b/stdlib/go1_22_bufio.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract bufio'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_bytes.go b/stdlib/go1_22_bytes.go
similarity index 97%
rename from stdlib/go1_20_bytes.go
rename to stdlib/go1_22_bytes.go
index 4364bb881..728cf3a59 100644
--- a/stdlib/go1_20_bytes.go
+++ b/stdlib/go1_22_bytes.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract bytes'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -19,6 +19,7 @@ func init() {
 		"Compare":         reflect.ValueOf(bytes.Compare),
 		"Contains":        reflect.ValueOf(bytes.Contains),
 		"ContainsAny":     reflect.ValueOf(bytes.ContainsAny),
+		"ContainsFunc":    reflect.ValueOf(bytes.ContainsFunc),
 		"ContainsRune":    reflect.ValueOf(bytes.ContainsRune),
 		"Count":           reflect.ValueOf(bytes.Count),
 		"Cut":             reflect.ValueOf(bytes.Cut),
diff --git a/stdlib/go1_22_cmp.go b/stdlib/go1_22_cmp.go
new file mode 100644
index 000000000..f4b0c62d1
--- /dev/null
+++ b/stdlib/go1_22_cmp.go
@@ -0,0 +1,14 @@
+// Code generated by 'yaegi extract cmp'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package stdlib
+
+import (
+	"reflect"
+)
+
+func init() {
+	Symbols["cmp/cmp"] = map[string]reflect.Value{}
+}
diff --git a/stdlib/go1_20_compress_bzip2.go b/stdlib/go1_22_compress_bzip2.go
similarity index 87%
rename from stdlib/go1_20_compress_bzip2.go
rename to stdlib/go1_22_compress_bzip2.go
index 5e1b91bee..ff8995769 100644
--- a/stdlib/go1_20_compress_bzip2.go
+++ b/stdlib/go1_22_compress_bzip2.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract compress/bzip2'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_compress_flate.go b/stdlib/go1_22_compress_flate.go
similarity index 97%
rename from stdlib/go1_20_compress_flate.go
rename to stdlib/go1_22_compress_flate.go
index 6a527dad6..491dccb55 100644
--- a/stdlib/go1_20_compress_flate.go
+++ b/stdlib/go1_22_compress_flate.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract compress/flate'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_compress_gzip.go b/stdlib/go1_22_compress_gzip.go
similarity index 95%
rename from stdlib/go1_20_compress_gzip.go
rename to stdlib/go1_22_compress_gzip.go
index dad069de5..2185fe476 100644
--- a/stdlib/go1_20_compress_gzip.go
+++ b/stdlib/go1_22_compress_gzip.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract compress/gzip'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_compress_lzw.go b/stdlib/go1_22_compress_lzw.go
similarity index 91%
rename from stdlib/go1_20_compress_lzw.go
rename to stdlib/go1_22_compress_lzw.go
index 0ee414bde..8d8b65042 100644
--- a/stdlib/go1_20_compress_lzw.go
+++ b/stdlib/go1_22_compress_lzw.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract compress/lzw'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_compress_zlib.go b/stdlib/go1_22_compress_zlib.go
similarity index 96%
rename from stdlib/go1_20_compress_zlib.go
rename to stdlib/go1_22_compress_zlib.go
index a0d6d198f..7839098e4 100644
--- a/stdlib/go1_20_compress_zlib.go
+++ b/stdlib/go1_22_compress_zlib.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract compress/zlib'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_container_heap.go b/stdlib/go1_22_container_heap.go
similarity index 95%
rename from stdlib/go1_20_container_heap.go
rename to stdlib/go1_22_container_heap.go
index 607212c25..dc448ea6e 100644
--- a/stdlib/go1_20_container_heap.go
+++ b/stdlib/go1_22_container_heap.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract container/heap'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_container_list.go b/stdlib/go1_22_container_list.go
similarity index 88%
rename from stdlib/go1_20_container_list.go
rename to stdlib/go1_22_container_list.go
index 9587131a1..a9f319b18 100644
--- a/stdlib/go1_20_container_list.go
+++ b/stdlib/go1_22_container_list.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract container/list'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_container_ring.go b/stdlib/go1_22_container_ring.go
similarity index 86%
rename from stdlib/go1_20_container_ring.go
rename to stdlib/go1_22_container_ring.go
index 991eb645c..c10468e03 100644
--- a/stdlib/go1_20_container_ring.go
+++ b/stdlib/go1_22_container_ring.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract container/ring'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_context.go b/stdlib/go1_22_context.go
similarity index 55%
rename from stdlib/go1_20_context.go
rename to stdlib/go1_22_context.go
index c9df4a678..10e89fd49 100644
--- a/stdlib/go1_20_context.go
+++ b/stdlib/go1_22_context.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract context'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -14,16 +14,20 @@ import (
 func init() {
 	Symbols["context/context"] = map[string]reflect.Value{
 		// function, constant and variable definitions
-		"Background":       reflect.ValueOf(context.Background),
-		"Canceled":         reflect.ValueOf(&context.Canceled).Elem(),
-		"Cause":            reflect.ValueOf(context.Cause),
-		"DeadlineExceeded": reflect.ValueOf(&context.DeadlineExceeded).Elem(),
-		"TODO":             reflect.ValueOf(context.TODO),
-		"WithCancel":       reflect.ValueOf(context.WithCancel),
-		"WithCancelCause":  reflect.ValueOf(context.WithCancelCause),
-		"WithDeadline":     reflect.ValueOf(context.WithDeadline),
-		"WithTimeout":      reflect.ValueOf(context.WithTimeout),
-		"WithValue":        reflect.ValueOf(context.WithValue),
+		"AfterFunc":         reflect.ValueOf(context.AfterFunc),
+		"Background":        reflect.ValueOf(context.Background),
+		"Canceled":          reflect.ValueOf(&context.Canceled).Elem(),
+		"Cause":             reflect.ValueOf(context.Cause),
+		"DeadlineExceeded":  reflect.ValueOf(&context.DeadlineExceeded).Elem(),
+		"TODO":              reflect.ValueOf(context.TODO),
+		"WithCancel":        reflect.ValueOf(context.WithCancel),
+		"WithCancelCause":   reflect.ValueOf(context.WithCancelCause),
+		"WithDeadline":      reflect.ValueOf(context.WithDeadline),
+		"WithDeadlineCause": reflect.ValueOf(context.WithDeadlineCause),
+		"WithTimeout":       reflect.ValueOf(context.WithTimeout),
+		"WithTimeoutCause":  reflect.ValueOf(context.WithTimeoutCause),
+		"WithValue":         reflect.ValueOf(context.WithValue),
+		"WithoutCancel":     reflect.ValueOf(context.WithoutCancel),
 
 		// type definitions
 		"CancelCauseFunc": reflect.ValueOf((*context.CancelCauseFunc)(nil)),
diff --git a/stdlib/go1_20_crypto.go b/stdlib/go1_22_crypto.go
similarity index 98%
rename from stdlib/go1_20_crypto.go
rename to stdlib/go1_22_crypto.go
index bc245a935..cf6a331c0 100644
--- a/stdlib/go1_20_crypto.go
+++ b/stdlib/go1_22_crypto.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_crypto_aes.go b/stdlib/go1_22_crypto_aes.go
similarity index 89%
rename from stdlib/go1_20_crypto_aes.go
rename to stdlib/go1_22_crypto_aes.go
index 64f51a3b1..bfed2f857 100644
--- a/stdlib/go1_20_crypto_aes.go
+++ b/stdlib/go1_22_crypto_aes.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/aes'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_crypto_cipher.go b/stdlib/go1_22_crypto_cipher.go
similarity index 98%
rename from stdlib/go1_20_crypto_cipher.go
rename to stdlib/go1_22_crypto_cipher.go
index 0f27e4211..b6666fc38 100644
--- a/stdlib/go1_20_crypto_cipher.go
+++ b/stdlib/go1_22_crypto_cipher.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/cipher'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_crypto_des.go b/stdlib/go1_22_crypto_des.go
similarity index 91%
rename from stdlib/go1_20_crypto_des.go
rename to stdlib/go1_22_crypto_des.go
index 68502e36f..2b677f680 100644
--- a/stdlib/go1_20_crypto_des.go
+++ b/stdlib/go1_22_crypto_des.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/des'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_crypto_dsa.go b/stdlib/go1_22_crypto_dsa.go
similarity index 95%
rename from stdlib/go1_20_crypto_dsa.go
rename to stdlib/go1_22_crypto_dsa.go
index 038077796..83d890f27 100644
--- a/stdlib/go1_20_crypto_dsa.go
+++ b/stdlib/go1_22_crypto_dsa.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/dsa'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_crypto_ecdh.go b/stdlib/go1_22_crypto_ecdh.go
similarity index 96%
rename from stdlib/go1_20_crypto_ecdh.go
rename to stdlib/go1_22_crypto_ecdh.go
index 3e1dd66ce..7b3a05751 100644
--- a/stdlib/go1_20_crypto_ecdh.go
+++ b/stdlib/go1_22_crypto_ecdh.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/ecdh'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_crypto_ecdsa.go b/stdlib/go1_22_crypto_ecdsa.go
similarity index 92%
rename from stdlib/go1_20_crypto_ecdsa.go
rename to stdlib/go1_22_crypto_ecdsa.go
index 72325b6cd..8dc9a4848 100644
--- a/stdlib/go1_20_crypto_ecdsa.go
+++ b/stdlib/go1_22_crypto_ecdsa.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/ecdsa'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_crypto_ed25519.go b/stdlib/go1_22_crypto_ed25519.go
similarity index 95%
rename from stdlib/go1_20_crypto_ed25519.go
rename to stdlib/go1_22_crypto_ed25519.go
index 667652d1d..6bade9412 100644
--- a/stdlib/go1_20_crypto_ed25519.go
+++ b/stdlib/go1_22_crypto_ed25519.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/ed25519'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_crypto_elliptic.go b/stdlib/go1_22_crypto_elliptic.go
similarity index 97%
rename from stdlib/go1_20_crypto_elliptic.go
rename to stdlib/go1_22_crypto_elliptic.go
index 2e8d34663..d24b58a12 100644
--- a/stdlib/go1_20_crypto_elliptic.go
+++ b/stdlib/go1_22_crypto_elliptic.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/elliptic'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_crypto_hmac.go b/stdlib/go1_22_crypto_hmac.go
similarity index 85%
rename from stdlib/go1_20_crypto_hmac.go
rename to stdlib/go1_22_crypto_hmac.go
index 2b4f3b6f3..82e023d6e 100644
--- a/stdlib/go1_20_crypto_hmac.go
+++ b/stdlib/go1_22_crypto_hmac.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/hmac'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_crypto_md5.go b/stdlib/go1_22_crypto_md5.go
similarity index 90%
rename from stdlib/go1_20_crypto_md5.go
rename to stdlib/go1_22_crypto_md5.go
index 460c4f308..2f41b69d4 100644
--- a/stdlib/go1_20_crypto_md5.go
+++ b/stdlib/go1_22_crypto_md5.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/md5'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_crypto_rand.go b/stdlib/go1_22_crypto_rand.go
similarity index 88%
rename from stdlib/go1_20_crypto_rand.go
rename to stdlib/go1_22_crypto_rand.go
index d76c65c06..75c7b5715 100644
--- a/stdlib/go1_20_crypto_rand.go
+++ b/stdlib/go1_22_crypto_rand.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/rand'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_crypto_rc4.go b/stdlib/go1_22_crypto_rc4.go
similarity index 88%
rename from stdlib/go1_20_crypto_rc4.go
rename to stdlib/go1_22_crypto_rc4.go
index 7f894aba9..758e22c21 100644
--- a/stdlib/go1_20_crypto_rc4.go
+++ b/stdlib/go1_22_crypto_rc4.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/rc4'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_crypto_rsa.go b/stdlib/go1_22_crypto_rsa.go
similarity index 97%
rename from stdlib/go1_20_crypto_rsa.go
rename to stdlib/go1_22_crypto_rsa.go
index 9dbfb5052..c29c82142 100644
--- a/stdlib/go1_20_crypto_rsa.go
+++ b/stdlib/go1_22_crypto_rsa.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/rsa'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_crypto_sha1.go b/stdlib/go1_22_crypto_sha1.go
similarity index 90%
rename from stdlib/go1_20_crypto_sha1.go
rename to stdlib/go1_22_crypto_sha1.go
index ec61be2e2..54a48a8f5 100644
--- a/stdlib/go1_20_crypto_sha1.go
+++ b/stdlib/go1_22_crypto_sha1.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/sha1'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_crypto_sha256.go b/stdlib/go1_22_crypto_sha256.go
similarity index 92%
rename from stdlib/go1_20_crypto_sha256.go
rename to stdlib/go1_22_crypto_sha256.go
index 3f283211b..021c1b6df 100644
--- a/stdlib/go1_20_crypto_sha256.go
+++ b/stdlib/go1_22_crypto_sha256.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/sha256'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_crypto_sha512.go b/stdlib/go1_22_crypto_sha512.go
similarity index 95%
rename from stdlib/go1_20_crypto_sha512.go
rename to stdlib/go1_22_crypto_sha512.go
index 2545fc6cc..f82dabd27 100644
--- a/stdlib/go1_20_crypto_sha512.go
+++ b/stdlib/go1_22_crypto_sha512.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/sha512'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_crypto_subtle.go b/stdlib/go1_22_crypto_subtle.go
similarity index 93%
rename from stdlib/go1_20_crypto_subtle.go
rename to stdlib/go1_22_crypto_subtle.go
index 4ed047dfb..9c9bf4a9b 100644
--- a/stdlib/go1_20_crypto_subtle.go
+++ b/stdlib/go1_22_crypto_subtle.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/subtle'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_22_crypto_tls.go b/stdlib/go1_22_crypto_tls.go
new file mode 100644
index 000000000..5733d4e32
--- /dev/null
+++ b/stdlib/go1_22_crypto_tls.go
@@ -0,0 +1,148 @@
+// Code generated by 'yaegi extract crypto/tls'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package stdlib
+
+import (
+	"crypto/tls"
+	"go/constant"
+	"go/token"
+	"reflect"
+)
+
+func init() {
+	Symbols["crypto/tls/tls"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"CipherSuiteName":                               reflect.ValueOf(tls.CipherSuiteName),
+		"CipherSuites":                                  reflect.ValueOf(tls.CipherSuites),
+		"Client":                                        reflect.ValueOf(tls.Client),
+		"CurveP256":                                     reflect.ValueOf(tls.CurveP256),
+		"CurveP384":                                     reflect.ValueOf(tls.CurveP384),
+		"CurveP521":                                     reflect.ValueOf(tls.CurveP521),
+		"Dial":                                          reflect.ValueOf(tls.Dial),
+		"DialWithDialer":                                reflect.ValueOf(tls.DialWithDialer),
+		"ECDSAWithP256AndSHA256":                        reflect.ValueOf(tls.ECDSAWithP256AndSHA256),
+		"ECDSAWithP384AndSHA384":                        reflect.ValueOf(tls.ECDSAWithP384AndSHA384),
+		"ECDSAWithP521AndSHA512":                        reflect.ValueOf(tls.ECDSAWithP521AndSHA512),
+		"ECDSAWithSHA1":                                 reflect.ValueOf(tls.ECDSAWithSHA1),
+		"Ed25519":                                       reflect.ValueOf(tls.Ed25519),
+		"InsecureCipherSuites":                          reflect.ValueOf(tls.InsecureCipherSuites),
+		"Listen":                                        reflect.ValueOf(tls.Listen),
+		"LoadX509KeyPair":                               reflect.ValueOf(tls.LoadX509KeyPair),
+		"NewLRUClientSessionCache":                      reflect.ValueOf(tls.NewLRUClientSessionCache),
+		"NewListener":                                   reflect.ValueOf(tls.NewListener),
+		"NewResumptionState":                            reflect.ValueOf(tls.NewResumptionState),
+		"NoClientCert":                                  reflect.ValueOf(tls.NoClientCert),
+		"PKCS1WithSHA1":                                 reflect.ValueOf(tls.PKCS1WithSHA1),
+		"PKCS1WithSHA256":                               reflect.ValueOf(tls.PKCS1WithSHA256),
+		"PKCS1WithSHA384":                               reflect.ValueOf(tls.PKCS1WithSHA384),
+		"PKCS1WithSHA512":                               reflect.ValueOf(tls.PKCS1WithSHA512),
+		"PSSWithSHA256":                                 reflect.ValueOf(tls.PSSWithSHA256),
+		"PSSWithSHA384":                                 reflect.ValueOf(tls.PSSWithSHA384),
+		"PSSWithSHA512":                                 reflect.ValueOf(tls.PSSWithSHA512),
+		"ParseSessionState":                             reflect.ValueOf(tls.ParseSessionState),
+		"QUICClient":                                    reflect.ValueOf(tls.QUICClient),
+		"QUICEncryptionLevelApplication":                reflect.ValueOf(tls.QUICEncryptionLevelApplication),
+		"QUICEncryptionLevelEarly":                      reflect.ValueOf(tls.QUICEncryptionLevelEarly),
+		"QUICEncryptionLevelHandshake":                  reflect.ValueOf(tls.QUICEncryptionLevelHandshake),
+		"QUICEncryptionLevelInitial":                    reflect.ValueOf(tls.QUICEncryptionLevelInitial),
+		"QUICHandshakeDone":                             reflect.ValueOf(tls.QUICHandshakeDone),
+		"QUICNoEvent":                                   reflect.ValueOf(tls.QUICNoEvent),
+		"QUICRejectedEarlyData":                         reflect.ValueOf(tls.QUICRejectedEarlyData),
+		"QUICServer":                                    reflect.ValueOf(tls.QUICServer),
+		"QUICSetReadSecret":                             reflect.ValueOf(tls.QUICSetReadSecret),
+		"QUICSetWriteSecret":                            reflect.ValueOf(tls.QUICSetWriteSecret),
+		"QUICTransportParameters":                       reflect.ValueOf(tls.QUICTransportParameters),
+		"QUICTransportParametersRequired":               reflect.ValueOf(tls.QUICTransportParametersRequired),
+		"QUICWriteData":                                 reflect.ValueOf(tls.QUICWriteData),
+		"RenegotiateFreelyAsClient":                     reflect.ValueOf(tls.RenegotiateFreelyAsClient),
+		"RenegotiateNever":                              reflect.ValueOf(tls.RenegotiateNever),
+		"RenegotiateOnceAsClient":                       reflect.ValueOf(tls.RenegotiateOnceAsClient),
+		"RequestClientCert":                             reflect.ValueOf(tls.RequestClientCert),
+		"RequireAndVerifyClientCert":                    reflect.ValueOf(tls.RequireAndVerifyClientCert),
+		"RequireAnyClientCert":                          reflect.ValueOf(tls.RequireAnyClientCert),
+		"Server":                                        reflect.ValueOf(tls.Server),
+		"TLS_AES_128_GCM_SHA256":                        reflect.ValueOf(tls.TLS_AES_128_GCM_SHA256),
+		"TLS_AES_256_GCM_SHA384":                        reflect.ValueOf(tls.TLS_AES_256_GCM_SHA384),
+		"TLS_CHACHA20_POLY1305_SHA256":                  reflect.ValueOf(tls.TLS_CHACHA20_POLY1305_SHA256),
+		"TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA":          reflect.ValueOf(tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA),
+		"TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256":       reflect.ValueOf(tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256),
+		"TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256":       reflect.ValueOf(tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256),
+		"TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA":          reflect.ValueOf(tls.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA),
+		"TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384":       reflect.ValueOf(tls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384),
+		"TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305":        reflect.ValueOf(tls.TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305),
+		"TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256": reflect.ValueOf(tls.TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256),
+		"TLS_ECDHE_ECDSA_WITH_RC4_128_SHA":              reflect.ValueOf(tls.TLS_ECDHE_ECDSA_WITH_RC4_128_SHA),
+		"TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA":           reflect.ValueOf(tls.TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA),
+		"TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA":            reflect.ValueOf(tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA),
+		"TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256":         reflect.ValueOf(tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256),
+		"TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256":         reflect.ValueOf(tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256),
+		"TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA":            reflect.ValueOf(tls.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA),
+		"TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384":         reflect.ValueOf(tls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384),
+		"TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305":          reflect.ValueOf(tls.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305),
+		"TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256":   reflect.ValueOf(tls.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256),
+		"TLS_ECDHE_RSA_WITH_RC4_128_SHA":                reflect.ValueOf(tls.TLS_ECDHE_RSA_WITH_RC4_128_SHA),
+		"TLS_FALLBACK_SCSV":                             reflect.ValueOf(tls.TLS_FALLBACK_SCSV),
+		"TLS_RSA_WITH_3DES_EDE_CBC_SHA":                 reflect.ValueOf(tls.TLS_RSA_WITH_3DES_EDE_CBC_SHA),
+		"TLS_RSA_WITH_AES_128_CBC_SHA":                  reflect.ValueOf(tls.TLS_RSA_WITH_AES_128_CBC_SHA),
+		"TLS_RSA_WITH_AES_128_CBC_SHA256":               reflect.ValueOf(tls.TLS_RSA_WITH_AES_128_CBC_SHA256),
+		"TLS_RSA_WITH_AES_128_GCM_SHA256":               reflect.ValueOf(tls.TLS_RSA_WITH_AES_128_GCM_SHA256),
+		"TLS_RSA_WITH_AES_256_CBC_SHA":                  reflect.ValueOf(tls.TLS_RSA_WITH_AES_256_CBC_SHA),
+		"TLS_RSA_WITH_AES_256_GCM_SHA384":               reflect.ValueOf(tls.TLS_RSA_WITH_AES_256_GCM_SHA384),
+		"TLS_RSA_WITH_RC4_128_SHA":                      reflect.ValueOf(tls.TLS_RSA_WITH_RC4_128_SHA),
+		"VerifyClientCertIfGiven":                       reflect.ValueOf(tls.VerifyClientCertIfGiven),
+		"VersionName":                                   reflect.ValueOf(tls.VersionName),
+		"VersionSSL30":                                  reflect.ValueOf(constant.MakeFromLiteral("768", token.INT, 0)),
+		"VersionTLS10":                                  reflect.ValueOf(constant.MakeFromLiteral("769", token.INT, 0)),
+		"VersionTLS11":                                  reflect.ValueOf(constant.MakeFromLiteral("770", token.INT, 0)),
+		"VersionTLS12":                                  reflect.ValueOf(constant.MakeFromLiteral("771", token.INT, 0)),
+		"VersionTLS13":                                  reflect.ValueOf(constant.MakeFromLiteral("772", token.INT, 0)),
+		"X25519":                                        reflect.ValueOf(tls.X25519),
+		"X509KeyPair":                                   reflect.ValueOf(tls.X509KeyPair),
+
+		// type definitions
+		"AlertError":                   reflect.ValueOf((*tls.AlertError)(nil)),
+		"Certificate":                  reflect.ValueOf((*tls.Certificate)(nil)),
+		"CertificateRequestInfo":       reflect.ValueOf((*tls.CertificateRequestInfo)(nil)),
+		"CertificateVerificationError": reflect.ValueOf((*tls.CertificateVerificationError)(nil)),
+		"CipherSuite":                  reflect.ValueOf((*tls.CipherSuite)(nil)),
+		"ClientAuthType":               reflect.ValueOf((*tls.ClientAuthType)(nil)),
+		"ClientHelloInfo":              reflect.ValueOf((*tls.ClientHelloInfo)(nil)),
+		"ClientSessionCache":           reflect.ValueOf((*tls.ClientSessionCache)(nil)),
+		"ClientSessionState":           reflect.ValueOf((*tls.ClientSessionState)(nil)),
+		"Config":                       reflect.ValueOf((*tls.Config)(nil)),
+		"Conn":                         reflect.ValueOf((*tls.Conn)(nil)),
+		"ConnectionState":              reflect.ValueOf((*tls.ConnectionState)(nil)),
+		"CurveID":                      reflect.ValueOf((*tls.CurveID)(nil)),
+		"Dialer":                       reflect.ValueOf((*tls.Dialer)(nil)),
+		"QUICConfig":                   reflect.ValueOf((*tls.QUICConfig)(nil)),
+		"QUICConn":                     reflect.ValueOf((*tls.QUICConn)(nil)),
+		"QUICEncryptionLevel":          reflect.ValueOf((*tls.QUICEncryptionLevel)(nil)),
+		"QUICEvent":                    reflect.ValueOf((*tls.QUICEvent)(nil)),
+		"QUICEventKind":                reflect.ValueOf((*tls.QUICEventKind)(nil)),
+		"QUICSessionTicketOptions":     reflect.ValueOf((*tls.QUICSessionTicketOptions)(nil)),
+		"RecordHeaderError":            reflect.ValueOf((*tls.RecordHeaderError)(nil)),
+		"RenegotiationSupport":         reflect.ValueOf((*tls.RenegotiationSupport)(nil)),
+		"SessionState":                 reflect.ValueOf((*tls.SessionState)(nil)),
+		"SignatureScheme":              reflect.ValueOf((*tls.SignatureScheme)(nil)),
+
+		// interface wrapper definitions
+		"_ClientSessionCache": reflect.ValueOf((*_crypto_tls_ClientSessionCache)(nil)),
+	}
+}
+
+// _crypto_tls_ClientSessionCache is an interface wrapper for ClientSessionCache type
+type _crypto_tls_ClientSessionCache struct {
+	IValue interface{}
+	WGet   func(sessionKey string) (session *tls.ClientSessionState, ok bool)
+	WPut   func(sessionKey string, cs *tls.ClientSessionState)
+}
+
+func (W _crypto_tls_ClientSessionCache) Get(sessionKey string) (session *tls.ClientSessionState, ok bool) {
+	return W.WGet(sessionKey)
+}
+func (W _crypto_tls_ClientSessionCache) Put(sessionKey string, cs *tls.ClientSessionState) {
+	W.WPut(sessionKey, cs)
+}
diff --git a/stdlib/go1_20_crypto_x509.go b/stdlib/go1_22_crypto_x509.go
similarity index 97%
rename from stdlib/go1_20_crypto_x509.go
rename to stdlib/go1_22_crypto_x509.go
index 770e161e7..2d04cd837 100644
--- a/stdlib/go1_20_crypto_x509.go
+++ b/stdlib/go1_22_crypto_x509.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/x509'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -68,6 +68,7 @@ func init() {
 		"NameMismatch":                              reflect.ValueOf(x509.NameMismatch),
 		"NewCertPool":                               reflect.ValueOf(x509.NewCertPool),
 		"NotAuthorizedToSign":                       reflect.ValueOf(x509.NotAuthorizedToSign),
+		"OIDFromInts":                               reflect.ValueOf(x509.OIDFromInts),
 		"PEMCipher3DES":                             reflect.ValueOf(x509.PEMCipher3DES),
 		"PEMCipherAES128":                           reflect.ValueOf(x509.PEMCipherAES128),
 		"PEMCipherAES192":                           reflect.ValueOf(x509.PEMCipherAES192),
@@ -112,9 +113,11 @@ func init() {
 		"InsecureAlgorithmError":     reflect.ValueOf((*x509.InsecureAlgorithmError)(nil)),
 		"InvalidReason":              reflect.ValueOf((*x509.InvalidReason)(nil)),
 		"KeyUsage":                   reflect.ValueOf((*x509.KeyUsage)(nil)),
+		"OID":                        reflect.ValueOf((*x509.OID)(nil)),
 		"PEMCipher":                  reflect.ValueOf((*x509.PEMCipher)(nil)),
 		"PublicKeyAlgorithm":         reflect.ValueOf((*x509.PublicKeyAlgorithm)(nil)),
 		"RevocationList":             reflect.ValueOf((*x509.RevocationList)(nil)),
+		"RevocationListEntry":        reflect.ValueOf((*x509.RevocationListEntry)(nil)),
 		"SignatureAlgorithm":         reflect.ValueOf((*x509.SignatureAlgorithm)(nil)),
 		"SystemRootsError":           reflect.ValueOf((*x509.SystemRootsError)(nil)),
 		"UnhandledCriticalExtension": reflect.ValueOf((*x509.UnhandledCriticalExtension)(nil)),
diff --git a/stdlib/go1_20_crypto_x509_pkix.go b/stdlib/go1_22_crypto_x509_pkix.go
similarity index 95%
rename from stdlib/go1_20_crypto_x509_pkix.go
rename to stdlib/go1_22_crypto_x509_pkix.go
index bf6e23c40..e1d398146 100644
--- a/stdlib/go1_20_crypto_x509_pkix.go
+++ b/stdlib/go1_22_crypto_x509_pkix.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract crypto/x509/pkix'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_database_sql.go b/stdlib/go1_22_database_sql.go
similarity index 98%
rename from stdlib/go1_20_database_sql.go
rename to stdlib/go1_22_database_sql.go
index e0a7e7aa9..4a25c1652 100644
--- a/stdlib/go1_20_database_sql.go
+++ b/stdlib/go1_22_database_sql.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract database/sql'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_database_sql_driver.go b/stdlib/go1_22_database_sql_driver.go
similarity index 99%
rename from stdlib/go1_20_database_sql_driver.go
rename to stdlib/go1_22_database_sql_driver.go
index 9cc7b348c..250d3b8a2 100644
--- a/stdlib/go1_20_database_sql_driver.go
+++ b/stdlib/go1_22_database_sql_driver.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract database/sql/driver'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_debug_buildinfo.go b/stdlib/go1_22_debug_buildinfo.go
similarity index 89%
rename from stdlib/go1_20_debug_buildinfo.go
rename to stdlib/go1_22_debug_buildinfo.go
index d0fc5cf5d..722eb9986 100644
--- a/stdlib/go1_20_debug_buildinfo.go
+++ b/stdlib/go1_22_debug_buildinfo.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract debug/buildinfo'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_debug_dwarf.go b/stdlib/go1_22_debug_dwarf.go
similarity index 99%
rename from stdlib/go1_20_debug_dwarf.go
rename to stdlib/go1_22_debug_dwarf.go
index 14952b16d..f53343a80 100644
--- a/stdlib/go1_20_debug_dwarf.go
+++ b/stdlib/go1_22_debug_dwarf.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract debug/dwarf'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_debug_elf.go b/stdlib/go1_22_debug_elf.go
similarity index 97%
rename from stdlib/go1_20_debug_elf.go
rename to stdlib/go1_22_debug_elf.go
index 3e529c336..5e1a7eadc 100644
--- a/stdlib/go1_20_debug_elf.go
+++ b/stdlib/go1_22_debug_elf.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract debug/elf'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -21,6 +21,38 @@ func init() {
 		"COMPRESS_LOOS":                      reflect.ValueOf(elf.COMPRESS_LOOS),
 		"COMPRESS_LOPROC":                    reflect.ValueOf(elf.COMPRESS_LOPROC),
 		"COMPRESS_ZLIB":                      reflect.ValueOf(elf.COMPRESS_ZLIB),
+		"COMPRESS_ZSTD":                      reflect.ValueOf(elf.COMPRESS_ZSTD),
+		"DF_1_CONFALT":                       reflect.ValueOf(elf.DF_1_CONFALT),
+		"DF_1_DIRECT":                        reflect.ValueOf(elf.DF_1_DIRECT),
+		"DF_1_DISPRELDNE":                    reflect.ValueOf(elf.DF_1_DISPRELDNE),
+		"DF_1_DISPRELPND":                    reflect.ValueOf(elf.DF_1_DISPRELPND),
+		"DF_1_EDITED":                        reflect.ValueOf(elf.DF_1_EDITED),
+		"DF_1_ENDFILTEE":                     reflect.ValueOf(elf.DF_1_ENDFILTEE),
+		"DF_1_GLOBAL":                        reflect.ValueOf(elf.DF_1_GLOBAL),
+		"DF_1_GLOBAUDIT":                     reflect.ValueOf(elf.DF_1_GLOBAUDIT),
+		"DF_1_GROUP":                         reflect.ValueOf(elf.DF_1_GROUP),
+		"DF_1_IGNMULDEF":                     reflect.ValueOf(elf.DF_1_IGNMULDEF),
+		"DF_1_INITFIRST":                     reflect.ValueOf(elf.DF_1_INITFIRST),
+		"DF_1_INTERPOSE":                     reflect.ValueOf(elf.DF_1_INTERPOSE),
+		"DF_1_KMOD":                          reflect.ValueOf(elf.DF_1_KMOD),
+		"DF_1_LOADFLTR":                      reflect.ValueOf(elf.DF_1_LOADFLTR),
+		"DF_1_NOCOMMON":                      reflect.ValueOf(elf.DF_1_NOCOMMON),
+		"DF_1_NODEFLIB":                      reflect.ValueOf(elf.DF_1_NODEFLIB),
+		"DF_1_NODELETE":                      reflect.ValueOf(elf.DF_1_NODELETE),
+		"DF_1_NODIRECT":                      reflect.ValueOf(elf.DF_1_NODIRECT),
+		"DF_1_NODUMP":                        reflect.ValueOf(elf.DF_1_NODUMP),
+		"DF_1_NOHDR":                         reflect.ValueOf(elf.DF_1_NOHDR),
+		"DF_1_NOKSYMS":                       reflect.ValueOf(elf.DF_1_NOKSYMS),
+		"DF_1_NOOPEN":                        reflect.ValueOf(elf.DF_1_NOOPEN),
+		"DF_1_NORELOC":                       reflect.ValueOf(elf.DF_1_NORELOC),
+		"DF_1_NOW":                           reflect.ValueOf(elf.DF_1_NOW),
+		"DF_1_ORIGIN":                        reflect.ValueOf(elf.DF_1_ORIGIN),
+		"DF_1_PIE":                           reflect.ValueOf(elf.DF_1_PIE),
+		"DF_1_SINGLETON":                     reflect.ValueOf(elf.DF_1_SINGLETON),
+		"DF_1_STUB":                          reflect.ValueOf(elf.DF_1_STUB),
+		"DF_1_SYMINTPOSE":                    reflect.ValueOf(elf.DF_1_SYMINTPOSE),
+		"DF_1_TRANS":                         reflect.ValueOf(elf.DF_1_TRANS),
+		"DF_1_WEAKFILTER":                    reflect.ValueOf(elf.DF_1_WEAKFILTER),
 		"DF_BIND_NOW":                        reflect.ValueOf(elf.DF_BIND_NOW),
 		"DF_ORIGIN":                          reflect.ValueOf(elf.DF_ORIGIN),
 		"DF_STATIC_TLS":                      reflect.ValueOf(elf.DF_STATIC_TLS),
@@ -841,6 +873,7 @@ func init() {
 		"R_LARCH_32":                                reflect.ValueOf(elf.R_LARCH_32),
 		"R_LARCH_32_PCREL":                          reflect.ValueOf(elf.R_LARCH_32_PCREL),
 		"R_LARCH_64":                                reflect.ValueOf(elf.R_LARCH_64),
+		"R_LARCH_64_PCREL":                          reflect.ValueOf(elf.R_LARCH_64_PCREL),
 		"R_LARCH_ABS64_HI12":                        reflect.ValueOf(elf.R_LARCH_ABS64_HI12),
 		"R_LARCH_ABS64_LO20":                        reflect.ValueOf(elf.R_LARCH_ABS64_LO20),
 		"R_LARCH_ABS_HI20":                          reflect.ValueOf(elf.R_LARCH_ABS_HI20),
@@ -848,12 +881,17 @@ func init() {
 		"R_LARCH_ADD16":                             reflect.ValueOf(elf.R_LARCH_ADD16),
 		"R_LARCH_ADD24":                             reflect.ValueOf(elf.R_LARCH_ADD24),
 		"R_LARCH_ADD32":                             reflect.ValueOf(elf.R_LARCH_ADD32),
+		"R_LARCH_ADD6":                              reflect.ValueOf(elf.R_LARCH_ADD6),
 		"R_LARCH_ADD64":                             reflect.ValueOf(elf.R_LARCH_ADD64),
 		"R_LARCH_ADD8":                              reflect.ValueOf(elf.R_LARCH_ADD8),
+		"R_LARCH_ADD_ULEB128":                       reflect.ValueOf(elf.R_LARCH_ADD_ULEB128),
+		"R_LARCH_ALIGN":                             reflect.ValueOf(elf.R_LARCH_ALIGN),
 		"R_LARCH_B16":                               reflect.ValueOf(elf.R_LARCH_B16),
 		"R_LARCH_B21":                               reflect.ValueOf(elf.R_LARCH_B21),
 		"R_LARCH_B26":                               reflect.ValueOf(elf.R_LARCH_B26),
+		"R_LARCH_CFA":                               reflect.ValueOf(elf.R_LARCH_CFA),
 		"R_LARCH_COPY":                              reflect.ValueOf(elf.R_LARCH_COPY),
+		"R_LARCH_DELETE":                            reflect.ValueOf(elf.R_LARCH_DELETE),
 		"R_LARCH_GNU_VTENTRY":                       reflect.ValueOf(elf.R_LARCH_GNU_VTENTRY),
 		"R_LARCH_GNU_VTINHERIT":                     reflect.ValueOf(elf.R_LARCH_GNU_VTINHERIT),
 		"R_LARCH_GOT64_HI12":                        reflect.ValueOf(elf.R_LARCH_GOT64_HI12),
@@ -873,6 +911,7 @@ func init() {
 		"R_LARCH_PCALA64_LO20":                      reflect.ValueOf(elf.R_LARCH_PCALA64_LO20),
 		"R_LARCH_PCALA_HI20":                        reflect.ValueOf(elf.R_LARCH_PCALA_HI20),
 		"R_LARCH_PCALA_LO12":                        reflect.ValueOf(elf.R_LARCH_PCALA_LO12),
+		"R_LARCH_PCREL20_S2":                        reflect.ValueOf(elf.R_LARCH_PCREL20_S2),
 		"R_LARCH_RELATIVE":                          reflect.ValueOf(elf.R_LARCH_RELATIVE),
 		"R_LARCH_RELAX":                             reflect.ValueOf(elf.R_LARCH_RELAX),
 		"R_LARCH_SOP_ADD":                           reflect.ValueOf(elf.R_LARCH_SOP_ADD),
@@ -903,8 +942,10 @@ func init() {
 		"R_LARCH_SUB16":                             reflect.ValueOf(elf.R_LARCH_SUB16),
 		"R_LARCH_SUB24":                             reflect.ValueOf(elf.R_LARCH_SUB24),
 		"R_LARCH_SUB32":                             reflect.ValueOf(elf.R_LARCH_SUB32),
+		"R_LARCH_SUB6":                              reflect.ValueOf(elf.R_LARCH_SUB6),
 		"R_LARCH_SUB64":                             reflect.ValueOf(elf.R_LARCH_SUB64),
 		"R_LARCH_SUB8":                              reflect.ValueOf(elf.R_LARCH_SUB8),
+		"R_LARCH_SUB_ULEB128":                       reflect.ValueOf(elf.R_LARCH_SUB_ULEB128),
 		"R_LARCH_TLS_DTPMOD32":                      reflect.ValueOf(elf.R_LARCH_TLS_DTPMOD32),
 		"R_LARCH_TLS_DTPMOD64":                      reflect.ValueOf(elf.R_LARCH_TLS_DTPMOD64),
 		"R_LARCH_TLS_DTPREL32":                      reflect.ValueOf(elf.R_LARCH_TLS_DTPREL32),
@@ -954,6 +995,7 @@ func init() {
 		"R_MIPS_LO16":                               reflect.ValueOf(elf.R_MIPS_LO16),
 		"R_MIPS_NONE":                               reflect.ValueOf(elf.R_MIPS_NONE),
 		"R_MIPS_PC16":                               reflect.ValueOf(elf.R_MIPS_PC16),
+		"R_MIPS_PC32":                               reflect.ValueOf(elf.R_MIPS_PC32),
 		"R_MIPS_PJUMP":                              reflect.ValueOf(elf.R_MIPS_PJUMP),
 		"R_MIPS_REL16":                              reflect.ValueOf(elf.R_MIPS_REL16),
 		"R_MIPS_REL32":                              reflect.ValueOf(elf.R_MIPS_REL32),
@@ -1097,6 +1139,7 @@ func init() {
 		"R_PPC64_REL16_LO":                          reflect.ValueOf(elf.R_PPC64_REL16_LO),
 		"R_PPC64_REL24":                             reflect.ValueOf(elf.R_PPC64_REL24),
 		"R_PPC64_REL24_NOTOC":                       reflect.ValueOf(elf.R_PPC64_REL24_NOTOC),
+		"R_PPC64_REL24_P9NOTOC":                     reflect.ValueOf(elf.R_PPC64_REL24_P9NOTOC),
 		"R_PPC64_REL30":                             reflect.ValueOf(elf.R_PPC64_REL30),
 		"R_PPC64_REL32":                             reflect.ValueOf(elf.R_PPC64_REL32),
 		"R_PPC64_REL64":                             reflect.ValueOf(elf.R_PPC64_REL64),
@@ -1460,6 +1503,7 @@ func init() {
 		"Dyn32":           reflect.ValueOf((*elf.Dyn32)(nil)),
 		"Dyn64":           reflect.ValueOf((*elf.Dyn64)(nil)),
 		"DynFlag":         reflect.ValueOf((*elf.DynFlag)(nil)),
+		"DynFlag1":        reflect.ValueOf((*elf.DynFlag1)(nil)),
 		"DynTag":          reflect.ValueOf((*elf.DynTag)(nil)),
 		"File":            reflect.ValueOf((*elf.File)(nil)),
 		"FileHeader":      reflect.ValueOf((*elf.FileHeader)(nil)),
diff --git a/stdlib/go1_20_debug_gosym.go b/stdlib/go1_22_debug_gosym.go
similarity index 94%
rename from stdlib/go1_20_debug_gosym.go
rename to stdlib/go1_22_debug_gosym.go
index 61163b1e1..fe5325941 100644
--- a/stdlib/go1_20_debug_gosym.go
+++ b/stdlib/go1_22_debug_gosym.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract debug/gosym'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_debug_macho.go b/stdlib/go1_22_debug_macho.go
similarity index 99%
rename from stdlib/go1_20_debug_macho.go
rename to stdlib/go1_22_debug_macho.go
index 263c017f7..2f36ef5c1 100644
--- a/stdlib/go1_20_debug_macho.go
+++ b/stdlib/go1_22_debug_macho.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract debug/macho'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_debug_pe.go b/stdlib/go1_22_debug_pe.go
similarity index 99%
rename from stdlib/go1_20_debug_pe.go
rename to stdlib/go1_22_debug_pe.go
index 638501327..262678e52 100644
--- a/stdlib/go1_20_debug_pe.go
+++ b/stdlib/go1_22_debug_pe.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract debug/pe'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_debug_plan9obj.go b/stdlib/go1_22_debug_plan9obj.go
similarity index 95%
rename from stdlib/go1_20_debug_plan9obj.go
rename to stdlib/go1_22_debug_plan9obj.go
index f61dc9ccd..81e84ccc2 100644
--- a/stdlib/go1_20_debug_plan9obj.go
+++ b/stdlib/go1_22_debug_plan9obj.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract debug/plan9obj'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_encoding.go b/stdlib/go1_22_encoding.go
similarity index 97%
rename from stdlib/go1_20_encoding.go
rename to stdlib/go1_22_encoding.go
index da740743e..95e4a91ce 100644
--- a/stdlib/go1_20_encoding.go
+++ b/stdlib/go1_22_encoding.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_encoding_ascii85.go b/stdlib/go1_22_encoding_ascii85.go
similarity index 92%
rename from stdlib/go1_20_encoding_ascii85.go
rename to stdlib/go1_22_encoding_ascii85.go
index 1081cb22f..56cc5a542 100644
--- a/stdlib/go1_20_encoding_ascii85.go
+++ b/stdlib/go1_22_encoding_ascii85.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/ascii85'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_encoding_asn1.go b/stdlib/go1_22_encoding_asn1.go
similarity index 98%
rename from stdlib/go1_20_encoding_asn1.go
rename to stdlib/go1_22_encoding_asn1.go
index 58b24fe18..89d5b4e52 100644
--- a/stdlib/go1_20_encoding_asn1.go
+++ b/stdlib/go1_22_encoding_asn1.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/asn1'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_encoding_base32.go b/stdlib/go1_22_encoding_base32.go
similarity index 93%
rename from stdlib/go1_20_encoding_base32.go
rename to stdlib/go1_22_encoding_base32.go
index dba1a0da2..b9721b886 100644
--- a/stdlib/go1_20_encoding_base32.go
+++ b/stdlib/go1_22_encoding_base32.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/base32'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_encoding_base64.go b/stdlib/go1_22_encoding_base64.go
similarity index 94%
rename from stdlib/go1_20_encoding_base64.go
rename to stdlib/go1_22_encoding_base64.go
index 9226c5192..f547bbd73 100644
--- a/stdlib/go1_20_encoding_base64.go
+++ b/stdlib/go1_22_encoding_base64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/base64'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_encoding_binary.go b/stdlib/go1_22_encoding_binary.go
similarity index 97%
rename from stdlib/go1_20_encoding_binary.go
rename to stdlib/go1_22_encoding_binary.go
index 24a45958f..a50aed28f 100644
--- a/stdlib/go1_20_encoding_binary.go
+++ b/stdlib/go1_22_encoding_binary.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/binary'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -22,6 +22,7 @@ func init() {
 		"MaxVarintLen16": reflect.ValueOf(constant.MakeFromLiteral("3", token.INT, 0)),
 		"MaxVarintLen32": reflect.ValueOf(constant.MakeFromLiteral("5", token.INT, 0)),
 		"MaxVarintLen64": reflect.ValueOf(constant.MakeFromLiteral("10", token.INT, 0)),
+		"NativeEndian":   reflect.ValueOf(&binary.NativeEndian).Elem(),
 		"PutUvarint":     reflect.ValueOf(binary.PutUvarint),
 		"PutVarint":      reflect.ValueOf(binary.PutVarint),
 		"Read":           reflect.ValueOf(binary.Read),
diff --git a/stdlib/go1_20_encoding_csv.go b/stdlib/go1_22_encoding_csv.go
similarity index 93%
rename from stdlib/go1_20_encoding_csv.go
rename to stdlib/go1_22_encoding_csv.go
index af77e0eff..90b3204ab 100644
--- a/stdlib/go1_20_encoding_csv.go
+++ b/stdlib/go1_22_encoding_csv.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/csv'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_encoding_gob.go b/stdlib/go1_22_encoding_gob.go
similarity index 96%
rename from stdlib/go1_20_encoding_gob.go
rename to stdlib/go1_22_encoding_gob.go
index a84754755..b10c50cf0 100644
--- a/stdlib/go1_20_encoding_gob.go
+++ b/stdlib/go1_22_encoding_gob.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/gob'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_encoding_hex.go b/stdlib/go1_22_encoding_hex.go
similarity index 86%
rename from stdlib/go1_20_encoding_hex.go
rename to stdlib/go1_22_encoding_hex.go
index 3adb35c2d..5b6b4e24f 100644
--- a/stdlib/go1_20_encoding_hex.go
+++ b/stdlib/go1_22_encoding_hex.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/hex'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -13,6 +13,8 @@ import (
 func init() {
 	Symbols["encoding/hex/hex"] = map[string]reflect.Value{
 		// function, constant and variable definitions
+		"AppendDecode":   reflect.ValueOf(hex.AppendDecode),
+		"AppendEncode":   reflect.ValueOf(hex.AppendEncode),
 		"Decode":         reflect.ValueOf(hex.Decode),
 		"DecodeString":   reflect.ValueOf(hex.DecodeString),
 		"DecodedLen":     reflect.ValueOf(hex.DecodedLen),
diff --git a/stdlib/go1_20_encoding_json.go b/stdlib/go1_22_encoding_json.go
similarity index 98%
rename from stdlib/go1_20_encoding_json.go
rename to stdlib/go1_22_encoding_json.go
index f9ab05b25..eebc0e239 100644
--- a/stdlib/go1_20_encoding_json.go
+++ b/stdlib/go1_22_encoding_json.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/json'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_encoding_pem.go b/stdlib/go1_22_encoding_pem.go
similarity index 89%
rename from stdlib/go1_20_encoding_pem.go
rename to stdlib/go1_22_encoding_pem.go
index bba9b5f0e..7298474da 100644
--- a/stdlib/go1_20_encoding_pem.go
+++ b/stdlib/go1_22_encoding_pem.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/pem'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_encoding_xml.go b/stdlib/go1_22_encoding_xml.go
similarity index 98%
rename from stdlib/go1_20_encoding_xml.go
rename to stdlib/go1_22_encoding_xml.go
index 4f6337bcd..e98c4e8d6 100644
--- a/stdlib/go1_20_encoding_xml.go
+++ b/stdlib/go1_22_encoding_xml.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract encoding/xml'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_22_errors.go b/stdlib/go1_22_errors.go
new file mode 100644
index 000000000..1e0e54105
--- /dev/null
+++ b/stdlib/go1_22_errors.go
@@ -0,0 +1,23 @@
+// Code generated by 'yaegi extract errors'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package stdlib
+
+import (
+	"errors"
+	"reflect"
+)
+
+func init() {
+	Symbols["errors/errors"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"As":             reflect.ValueOf(errors.As),
+		"ErrUnsupported": reflect.ValueOf(&errors.ErrUnsupported).Elem(),
+		"Is":             reflect.ValueOf(errors.Is),
+		"Join":           reflect.ValueOf(errors.Join),
+		"New":            reflect.ValueOf(errors.New),
+		"Unwrap":         reflect.ValueOf(errors.Unwrap),
+	}
+}
diff --git a/stdlib/go1_20_expvar.go b/stdlib/go1_22_expvar.go
similarity index 96%
rename from stdlib/go1_20_expvar.go
rename to stdlib/go1_22_expvar.go
index 87f969d12..7388f6027 100644
--- a/stdlib/go1_20_expvar.go
+++ b/stdlib/go1_22_expvar.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract expvar'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_flag.go b/stdlib/go1_22_flag.go
similarity index 97%
rename from stdlib/go1_20_flag.go
rename to stdlib/go1_22_flag.go
index 1722818ed..cfffc84b4 100644
--- a/stdlib/go1_20_flag.go
+++ b/stdlib/go1_22_flag.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract flag'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -16,6 +16,7 @@ func init() {
 		"Arg":             reflect.ValueOf(flag.Arg),
 		"Args":            reflect.ValueOf(flag.Args),
 		"Bool":            reflect.ValueOf(flag.Bool),
+		"BoolFunc":        reflect.ValueOf(flag.BoolFunc),
 		"BoolVar":         reflect.ValueOf(flag.BoolVar),
 		"CommandLine":     reflect.ValueOf(&flag.CommandLine).Elem(),
 		"ContinueOnError": reflect.ValueOf(flag.ContinueOnError),
diff --git a/stdlib/go1_20_fmt.go b/stdlib/go1_22_fmt.go
similarity index 98%
rename from stdlib/go1_20_fmt.go
rename to stdlib/go1_22_fmt.go
index be9c4407f..c580710d3 100644
--- a/stdlib/go1_20_fmt.go
+++ b/stdlib/go1_22_fmt.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract fmt'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_go_ast.go b/stdlib/go1_22_go_ast.go
similarity index 98%
rename from stdlib/go1_20_go_ast.go
rename to stdlib/go1_22_go_ast.go
index 82bc0fdc0..748be371c 100644
--- a/stdlib/go1_20_go_ast.go
+++ b/stdlib/go1_22_go_ast.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/ast'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -27,6 +27,7 @@ func init() {
 		"Fun":                        reflect.ValueOf(ast.Fun),
 		"Inspect":                    reflect.ValueOf(ast.Inspect),
 		"IsExported":                 reflect.ValueOf(ast.IsExported),
+		"IsGenerated":                reflect.ValueOf(ast.IsGenerated),
 		"Lbl":                        reflect.ValueOf(ast.Lbl),
 		"MergePackageFiles":          reflect.ValueOf(ast.MergePackageFiles),
 		"NewCommentMap":              reflect.ValueOf(ast.NewCommentMap),
@@ -42,6 +43,7 @@ func init() {
 		"SEND":                       reflect.ValueOf(ast.SEND),
 		"SortImports":                reflect.ValueOf(ast.SortImports),
 		"Typ":                        reflect.ValueOf(ast.Typ),
+		"Unparen":                    reflect.ValueOf(ast.Unparen),
 		"Var":                        reflect.ValueOf(ast.Var),
 		"Walk":                       reflect.ValueOf(ast.Walk),
 
diff --git a/stdlib/go1_20_go_build.go b/stdlib/go1_22_go_build.go
similarity index 91%
rename from stdlib/go1_20_go_build.go
rename to stdlib/go1_22_go_build.go
index 2890931c5..126d173e0 100644
--- a/stdlib/go1_20_go_build.go
+++ b/stdlib/go1_22_go_build.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/build'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -26,6 +26,7 @@ func init() {
 
 		// type definitions
 		"Context":              reflect.ValueOf((*build.Context)(nil)),
+		"Directive":            reflect.ValueOf((*build.Directive)(nil)),
 		"ImportMode":           reflect.ValueOf((*build.ImportMode)(nil)),
 		"MultiplePackageError": reflect.ValueOf((*build.MultiplePackageError)(nil)),
 		"NoGoError":            reflect.ValueOf((*build.NoGoError)(nil)),
diff --git a/stdlib/go1_20_go_build_constraint.go b/stdlib/go1_22_go_build_constraint.go
similarity index 93%
rename from stdlib/go1_20_go_build_constraint.go
rename to stdlib/go1_22_go_build_constraint.go
index 91b13d4e0..0ff7c0d98 100644
--- a/stdlib/go1_20_go_build_constraint.go
+++ b/stdlib/go1_22_go_build_constraint.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/build/constraint'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -13,6 +13,7 @@ import (
 func init() {
 	Symbols["go/build/constraint/constraint"] = map[string]reflect.Value{
 		// function, constant and variable definitions
+		"GoVersion":      reflect.ValueOf(constraint.GoVersion),
 		"IsGoBuild":      reflect.ValueOf(constraint.IsGoBuild),
 		"IsPlusBuild":    reflect.ValueOf(constraint.IsPlusBuild),
 		"Parse":          reflect.ValueOf(constraint.Parse),
diff --git a/stdlib/go1_20_go_constant.go b/stdlib/go1_22_go_constant.go
similarity index 98%
rename from stdlib/go1_20_go_constant.go
rename to stdlib/go1_22_go_constant.go
index f6905ba3b..42743a7ef 100644
--- a/stdlib/go1_20_go_constant.go
+++ b/stdlib/go1_22_go_constant.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/constant'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_go_doc.go b/stdlib/go1_22_go_doc.go
similarity index 95%
rename from stdlib/go1_20_go_doc.go
rename to stdlib/go1_22_go_doc.go
index be8984e65..b015eb8c8 100644
--- a/stdlib/go1_20_go_doc.go
+++ b/stdlib/go1_22_go_doc.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/doc'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_go_doc_comment.go b/stdlib/go1_22_go_doc_comment.go
similarity index 96%
rename from stdlib/go1_20_go_doc_comment.go
rename to stdlib/go1_22_go_doc_comment.go
index ebe4d8834..78038096c 100644
--- a/stdlib/go1_20_go_doc_comment.go
+++ b/stdlib/go1_22_go_doc_comment.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/doc/comment'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_go_format.go b/stdlib/go1_22_go_format.go
similarity index 85%
rename from stdlib/go1_20_go_format.go
rename to stdlib/go1_22_go_format.go
index fb67bec84..872b6ba68 100644
--- a/stdlib/go1_20_go_format.go
+++ b/stdlib/go1_22_go_format.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/format'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_go_importer.go b/stdlib/go1_22_go_importer.go
similarity index 89%
rename from stdlib/go1_20_go_importer.go
rename to stdlib/go1_22_go_importer.go
index 8bbbd0481..763cc67d5 100644
--- a/stdlib/go1_20_go_importer.go
+++ b/stdlib/go1_22_go_importer.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/importer'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_go_parser.go b/stdlib/go1_22_go_parser.go
similarity index 95%
rename from stdlib/go1_20_go_parser.go
rename to stdlib/go1_22_go_parser.go
index fb89e65fb..e8beaa0f0 100644
--- a/stdlib/go1_20_go_parser.go
+++ b/stdlib/go1_22_go_parser.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/parser'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_go_printer.go b/stdlib/go1_22_go_printer.go
similarity index 92%
rename from stdlib/go1_20_go_printer.go
rename to stdlib/go1_22_go_printer.go
index 583e9cddb..00299d7ce 100644
--- a/stdlib/go1_20_go_printer.go
+++ b/stdlib/go1_22_go_printer.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/printer'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_go_scanner.go b/stdlib/go1_22_go_scanner.go
similarity index 92%
rename from stdlib/go1_20_go_scanner.go
rename to stdlib/go1_22_go_scanner.go
index cf4ada876..5506ea2c9 100644
--- a/stdlib/go1_20_go_scanner.go
+++ b/stdlib/go1_22_go_scanner.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/scanner'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_go_token.go b/stdlib/go1_22_go_token.go
similarity index 98%
rename from stdlib/go1_20_go_token.go
rename to stdlib/go1_22_go_token.go
index 1962a9c78..e1d645605 100644
--- a/stdlib/go1_20_go_token.go
+++ b/stdlib/go1_22_go_token.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/token'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_go_types.go b/stdlib/go1_22_go_types.go
similarity index 98%
rename from stdlib/go1_20_go_types.go
rename to stdlib/go1_22_go_types.go
index 2d6dd00e8..491f2c318 100644
--- a/stdlib/go1_20_go_types.go
+++ b/stdlib/go1_22_go_types.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract go/types'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -56,6 +56,7 @@ func init() {
 		"MethodExpr":              reflect.ValueOf(types.MethodExpr),
 		"MethodVal":               reflect.ValueOf(types.MethodVal),
 		"MissingMethod":           reflect.ValueOf(types.MissingMethod),
+		"NewAlias":                reflect.ValueOf(types.NewAlias),
 		"NewArray":                reflect.ValueOf(types.NewArray),
 		"NewChan":                 reflect.ValueOf(types.NewChan),
 		"NewChecker":              reflect.ValueOf(types.NewChecker),
@@ -102,6 +103,7 @@ func init() {
 		"Uint64":                  reflect.ValueOf(types.Uint64),
 		"Uint8":                   reflect.ValueOf(types.Uint8),
 		"Uintptr":                 reflect.ValueOf(types.Uintptr),
+		"Unalias":                 reflect.ValueOf(types.Unalias),
 		"Universe":                reflect.ValueOf(&types.Universe).Elem(),
 		"Unsafe":                  reflect.ValueOf(&types.Unsafe).Elem(),
 		"UnsafePointer":           reflect.ValueOf(types.UnsafePointer),
@@ -117,6 +119,7 @@ func init() {
 		"WriteType":               reflect.ValueOf(types.WriteType),
 
 		// type definitions
+		"Alias":         reflect.ValueOf((*types.Alias)(nil)),
 		"ArgumentError": reflect.ValueOf((*types.ArgumentError)(nil)),
 		"Array":         reflect.ValueOf((*types.Array)(nil)),
 		"Basic":         reflect.ValueOf((*types.Basic)(nil)),
diff --git a/stdlib/go1_22_go_version.go b/stdlib/go1_22_go_version.go
new file mode 100644
index 000000000..1da719c8d
--- /dev/null
+++ b/stdlib/go1_22_go_version.go
@@ -0,0 +1,20 @@
+// Code generated by 'yaegi extract go/version'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package stdlib
+
+import (
+	"go/version"
+	"reflect"
+)
+
+func init() {
+	Symbols["go/version/version"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"Compare": reflect.ValueOf(version.Compare),
+		"IsValid": reflect.ValueOf(version.IsValid),
+		"Lang":    reflect.ValueOf(version.Lang),
+	}
+}
diff --git a/stdlib/go1_20_hash.go b/stdlib/go1_22_hash.go
similarity index 97%
rename from stdlib/go1_20_hash.go
rename to stdlib/go1_22_hash.go
index 8bd074eea..559a338b2 100644
--- a/stdlib/go1_20_hash.go
+++ b/stdlib/go1_22_hash.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract hash'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_hash_adler32.go b/stdlib/go1_22_hash_adler32.go
similarity index 89%
rename from stdlib/go1_20_hash_adler32.go
rename to stdlib/go1_22_hash_adler32.go
index 88a27dfa3..a3483a387 100644
--- a/stdlib/go1_20_hash_adler32.go
+++ b/stdlib/go1_22_hash_adler32.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract hash/adler32'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_hash_crc32.go b/stdlib/go1_22_hash_crc32.go
similarity index 95%
rename from stdlib/go1_20_hash_crc32.go
rename to stdlib/go1_22_hash_crc32.go
index b5149b796..4db52f6b0 100644
--- a/stdlib/go1_20_hash_crc32.go
+++ b/stdlib/go1_22_hash_crc32.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract hash/crc32'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_hash_crc64.go b/stdlib/go1_22_hash_crc64.go
similarity index 93%
rename from stdlib/go1_20_hash_crc64.go
rename to stdlib/go1_22_hash_crc64.go
index 535f18dd3..30add2b2e 100644
--- a/stdlib/go1_20_hash_crc64.go
+++ b/stdlib/go1_22_hash_crc64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract hash/crc64'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_hash_fnv.go b/stdlib/go1_22_hash_fnv.go
similarity index 89%
rename from stdlib/go1_20_hash_fnv.go
rename to stdlib/go1_22_hash_fnv.go
index ae6864b17..91f8ba977 100644
--- a/stdlib/go1_20_hash_fnv.go
+++ b/stdlib/go1_22_hash_fnv.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract hash/fnv'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_hash_maphash.go b/stdlib/go1_22_hash_maphash.go
similarity index 90%
rename from stdlib/go1_20_hash_maphash.go
rename to stdlib/go1_22_hash_maphash.go
index 006e2e2d5..5d113b7b0 100644
--- a/stdlib/go1_20_hash_maphash.go
+++ b/stdlib/go1_22_hash_maphash.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract hash/maphash'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_html.go b/stdlib/go1_22_html.go
similarity index 86%
rename from stdlib/go1_20_html.go
rename to stdlib/go1_22_html.go
index f7df879c6..8a2c2c461 100644
--- a/stdlib/go1_20_html.go
+++ b/stdlib/go1_22_html.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract html'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_html_template.go b/stdlib/go1_22_html_template.go
similarity index 96%
rename from stdlib/go1_20_html_template.go
rename to stdlib/go1_22_html_template.go
index 2872c3836..d27a26092 100644
--- a/stdlib/go1_20_html_template.go
+++ b/stdlib/go1_22_html_template.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract html/template'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -17,6 +17,7 @@ func init() {
 		"ErrBadHTML":           reflect.ValueOf(template.ErrBadHTML),
 		"ErrBranchEnd":         reflect.ValueOf(template.ErrBranchEnd),
 		"ErrEndContext":        reflect.ValueOf(template.ErrEndContext),
+		"ErrJSTemplate":        reflect.ValueOf(template.ErrJSTemplate),
 		"ErrNoSuchTemplate":    reflect.ValueOf(template.ErrNoSuchTemplate),
 		"ErrOutputContext":     reflect.ValueOf(template.ErrOutputContext),
 		"ErrPartialCharset":    reflect.ValueOf(template.ErrPartialCharset),
diff --git a/stdlib/go1_20_image.go b/stdlib/go1_22_image.go
similarity index 99%
rename from stdlib/go1_20_image.go
rename to stdlib/go1_22_image.go
index d48300445..fd7ad4982 100644
--- a/stdlib/go1_20_image.go
+++ b/stdlib/go1_22_image.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract image'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_image_color.go b/stdlib/go1_22_image_color.go
similarity index 98%
rename from stdlib/go1_20_image_color.go
rename to stdlib/go1_22_image_color.go
index e56b53ae5..486bd1fe3 100644
--- a/stdlib/go1_20_image_color.go
+++ b/stdlib/go1_22_image_color.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract image/color'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_image_color_palette.go b/stdlib/go1_22_image_color_palette.go
similarity index 87%
rename from stdlib/go1_20_image_color_palette.go
rename to stdlib/go1_22_image_color_palette.go
index 542db19dd..42cb5b848 100644
--- a/stdlib/go1_20_image_color_palette.go
+++ b/stdlib/go1_22_image_color_palette.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract image/color/palette'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_image_draw.go b/stdlib/go1_22_image_draw.go
similarity index 98%
rename from stdlib/go1_20_image_draw.go
rename to stdlib/go1_22_image_draw.go
index 94d8629e3..98f910d6f 100644
--- a/stdlib/go1_20_image_draw.go
+++ b/stdlib/go1_22_image_draw.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract image/draw'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_image_gif.go b/stdlib/go1_22_image_gif.go
similarity index 94%
rename from stdlib/go1_20_image_gif.go
rename to stdlib/go1_22_image_gif.go
index e5f68f2cd..8cc592ebf 100644
--- a/stdlib/go1_20_image_gif.go
+++ b/stdlib/go1_22_image_gif.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract image/gif'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_image_jpeg.go b/stdlib/go1_22_image_jpeg.go
similarity index 95%
rename from stdlib/go1_20_image_jpeg.go
rename to stdlib/go1_22_image_jpeg.go
index a3f7a8653..30880a2c2 100644
--- a/stdlib/go1_20_image_jpeg.go
+++ b/stdlib/go1_22_image_jpeg.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract image/jpeg'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_image_png.go b/stdlib/go1_22_image_png.go
similarity index 96%
rename from stdlib/go1_20_image_png.go
rename to stdlib/go1_22_image_png.go
index 5742ac90c..a501550df 100644
--- a/stdlib/go1_20_image_png.go
+++ b/stdlib/go1_22_image_png.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract image/png'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_index_suffixarray.go b/stdlib/go1_22_index_suffixarray.go
similarity index 87%
rename from stdlib/go1_20_index_suffixarray.go
rename to stdlib/go1_22_index_suffixarray.go
index 4ce76526b..54cce51ce 100644
--- a/stdlib/go1_20_index_suffixarray.go
+++ b/stdlib/go1_22_index_suffixarray.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract index/suffixarray'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_io.go b/stdlib/go1_22_io.go
similarity index 99%
rename from stdlib/go1_20_io.go
rename to stdlib/go1_22_io.go
index 399509857..d7553bc33 100644
--- a/stdlib/go1_20_io.go
+++ b/stdlib/go1_22_io.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract io'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_io_fs.go b/stdlib/go1_22_io_fs.go
similarity index 97%
rename from stdlib/go1_20_io_fs.go
rename to stdlib/go1_22_io_fs.go
index d4a0f5a90..ac66899f3 100644
--- a/stdlib/go1_20_io_fs.go
+++ b/stdlib/go1_22_io_fs.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract io/fs'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -20,6 +20,8 @@ func init() {
 		"ErrNotExist":        reflect.ValueOf(&fs.ErrNotExist).Elem(),
 		"ErrPermission":      reflect.ValueOf(&fs.ErrPermission).Elem(),
 		"FileInfoToDirEntry": reflect.ValueOf(fs.FileInfoToDirEntry),
+		"FormatDirEntry":     reflect.ValueOf(fs.FormatDirEntry),
+		"FormatFileInfo":     reflect.ValueOf(fs.FormatFileInfo),
 		"Glob":               reflect.ValueOf(fs.Glob),
 		"ModeAppend":         reflect.ValueOf(fs.ModeAppend),
 		"ModeCharDevice":     reflect.ValueOf(fs.ModeCharDevice),
diff --git a/stdlib/go1_20_io_ioutil.go b/stdlib/go1_22_io_ioutil.go
similarity index 92%
rename from stdlib/go1_20_io_ioutil.go
rename to stdlib/go1_22_io_ioutil.go
index ff79dd2db..a324484da 100644
--- a/stdlib/go1_20_io_ioutil.go
+++ b/stdlib/go1_22_io_ioutil.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract io/ioutil'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_log.go b/stdlib/go1_22_log.go
similarity index 97%
rename from stdlib/go1_20_log.go
rename to stdlib/go1_22_log.go
index a382e4b32..3e01c1363 100644
--- a/stdlib/go1_20_log.go
+++ b/stdlib/go1_22_log.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract log'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_22_log_slog.go b/stdlib/go1_22_log_slog.go
new file mode 100644
index 000000000..3be0fce8a
--- /dev/null
+++ b/stdlib/go1_22_log_slog.go
@@ -0,0 +1,140 @@
+// Code generated by 'yaegi extract log/slog'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package stdlib
+
+import (
+	"context"
+	"go/constant"
+	"go/token"
+	"log/slog"
+	"reflect"
+)
+
+func init() {
+	Symbols["log/slog/slog"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"Any":               reflect.ValueOf(slog.Any),
+		"AnyValue":          reflect.ValueOf(slog.AnyValue),
+		"Bool":              reflect.ValueOf(slog.Bool),
+		"BoolValue":         reflect.ValueOf(slog.BoolValue),
+		"Debug":             reflect.ValueOf(slog.Debug),
+		"DebugContext":      reflect.ValueOf(slog.DebugContext),
+		"Default":           reflect.ValueOf(slog.Default),
+		"Duration":          reflect.ValueOf(slog.Duration),
+		"DurationValue":     reflect.ValueOf(slog.DurationValue),
+		"Error":             reflect.ValueOf(slog.Error),
+		"ErrorContext":      reflect.ValueOf(slog.ErrorContext),
+		"Float64":           reflect.ValueOf(slog.Float64),
+		"Float64Value":      reflect.ValueOf(slog.Float64Value),
+		"Group":             reflect.ValueOf(slog.Group),
+		"GroupValue":        reflect.ValueOf(slog.GroupValue),
+		"Info":              reflect.ValueOf(slog.Info),
+		"InfoContext":       reflect.ValueOf(slog.InfoContext),
+		"Int":               reflect.ValueOf(slog.Int),
+		"Int64":             reflect.ValueOf(slog.Int64),
+		"Int64Value":        reflect.ValueOf(slog.Int64Value),
+		"IntValue":          reflect.ValueOf(slog.IntValue),
+		"KindAny":           reflect.ValueOf(slog.KindAny),
+		"KindBool":          reflect.ValueOf(slog.KindBool),
+		"KindDuration":      reflect.ValueOf(slog.KindDuration),
+		"KindFloat64":       reflect.ValueOf(slog.KindFloat64),
+		"KindGroup":         reflect.ValueOf(slog.KindGroup),
+		"KindInt64":         reflect.ValueOf(slog.KindInt64),
+		"KindLogValuer":     reflect.ValueOf(slog.KindLogValuer),
+		"KindString":        reflect.ValueOf(slog.KindString),
+		"KindTime":          reflect.ValueOf(slog.KindTime),
+		"KindUint64":        reflect.ValueOf(slog.KindUint64),
+		"LevelDebug":        reflect.ValueOf(slog.LevelDebug),
+		"LevelError":        reflect.ValueOf(slog.LevelError),
+		"LevelInfo":         reflect.ValueOf(slog.LevelInfo),
+		"LevelKey":          reflect.ValueOf(constant.MakeFromLiteral("\"level\"", token.STRING, 0)),
+		"LevelWarn":         reflect.ValueOf(slog.LevelWarn),
+		"Log":               reflect.ValueOf(slog.Log),
+		"LogAttrs":          reflect.ValueOf(slog.LogAttrs),
+		"MessageKey":        reflect.ValueOf(constant.MakeFromLiteral("\"msg\"", token.STRING, 0)),
+		"New":               reflect.ValueOf(slog.New),
+		"NewJSONHandler":    reflect.ValueOf(slog.NewJSONHandler),
+		"NewLogLogger":      reflect.ValueOf(slog.NewLogLogger),
+		"NewRecord":         reflect.ValueOf(slog.NewRecord),
+		"NewTextHandler":    reflect.ValueOf(slog.NewTextHandler),
+		"SetDefault":        reflect.ValueOf(slog.SetDefault),
+		"SetLogLoggerLevel": reflect.ValueOf(slog.SetLogLoggerLevel),
+		"SourceKey":         reflect.ValueOf(constant.MakeFromLiteral("\"source\"", token.STRING, 0)),
+		"String":            reflect.ValueOf(slog.String),
+		"StringValue":       reflect.ValueOf(slog.StringValue),
+		"Time":              reflect.ValueOf(slog.Time),
+		"TimeKey":           reflect.ValueOf(constant.MakeFromLiteral("\"time\"", token.STRING, 0)),
+		"TimeValue":         reflect.ValueOf(slog.TimeValue),
+		"Uint64":            reflect.ValueOf(slog.Uint64),
+		"Uint64Value":       reflect.ValueOf(slog.Uint64Value),
+		"Warn":              reflect.ValueOf(slog.Warn),
+		"WarnContext":       reflect.ValueOf(slog.WarnContext),
+		"With":              reflect.ValueOf(slog.With),
+
+		// type definitions
+		"Attr":           reflect.ValueOf((*slog.Attr)(nil)),
+		"Handler":        reflect.ValueOf((*slog.Handler)(nil)),
+		"HandlerOptions": reflect.ValueOf((*slog.HandlerOptions)(nil)),
+		"JSONHandler":    reflect.ValueOf((*slog.JSONHandler)(nil)),
+		"Kind":           reflect.ValueOf((*slog.Kind)(nil)),
+		"Level":          reflect.ValueOf((*slog.Level)(nil)),
+		"LevelVar":       reflect.ValueOf((*slog.LevelVar)(nil)),
+		"Leveler":        reflect.ValueOf((*slog.Leveler)(nil)),
+		"LogValuer":      reflect.ValueOf((*slog.LogValuer)(nil)),
+		"Logger":         reflect.ValueOf((*slog.Logger)(nil)),
+		"Record":         reflect.ValueOf((*slog.Record)(nil)),
+		"Source":         reflect.ValueOf((*slog.Source)(nil)),
+		"TextHandler":    reflect.ValueOf((*slog.TextHandler)(nil)),
+		"Value":          reflect.ValueOf((*slog.Value)(nil)),
+
+		// interface wrapper definitions
+		"_Handler":   reflect.ValueOf((*_log_slog_Handler)(nil)),
+		"_Leveler":   reflect.ValueOf((*_log_slog_Leveler)(nil)),
+		"_LogValuer": reflect.ValueOf((*_log_slog_LogValuer)(nil)),
+	}
+}
+
+// _log_slog_Handler is an interface wrapper for Handler type
+type _log_slog_Handler struct {
+	IValue     interface{}
+	WEnabled   func(a0 context.Context, a1 slog.Level) bool
+	WHandle    func(a0 context.Context, a1 slog.Record) error
+	WWithAttrs func(attrs []slog.Attr) slog.Handler
+	WWithGroup func(name string) slog.Handler
+}
+
+func (W _log_slog_Handler) Enabled(a0 context.Context, a1 slog.Level) bool {
+	return W.WEnabled(a0, a1)
+}
+func (W _log_slog_Handler) Handle(a0 context.Context, a1 slog.Record) error {
+	return W.WHandle(a0, a1)
+}
+func (W _log_slog_Handler) WithAttrs(attrs []slog.Attr) slog.Handler {
+	return W.WWithAttrs(attrs)
+}
+func (W _log_slog_Handler) WithGroup(name string) slog.Handler {
+	return W.WWithGroup(name)
+}
+
+// _log_slog_Leveler is an interface wrapper for Leveler type
+type _log_slog_Leveler struct {
+	IValue interface{}
+	WLevel func() slog.Level
+}
+
+func (W _log_slog_Leveler) Level() slog.Level {
+	return W.WLevel()
+}
+
+// _log_slog_LogValuer is an interface wrapper for LogValuer type
+type _log_slog_LogValuer struct {
+	IValue    interface{}
+	WLogValue func() slog.Value
+}
+
+func (W _log_slog_LogValuer) LogValue() slog.Value {
+	return W.WLogValue()
+}
diff --git a/stdlib/go1_20_log_syslog.go b/stdlib/go1_22_log_syslog.go
similarity index 94%
rename from stdlib/go1_20_log_syslog.go
rename to stdlib/go1_22_log_syslog.go
index 1a17c9017..0779e5212 100644
--- a/stdlib/go1_20_log_syslog.go
+++ b/stdlib/go1_22_log_syslog.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract log/syslog'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21 && !windows && !nacl && !plan9
-// +build go1.20,!go1.21,!windows,!nacl,!plan9
+//go:build go1.22 && !windows && !nacl && !plan9
+// +build go1.22,!windows,!nacl,!plan9
 
 package stdlib
 
diff --git a/stdlib/go1_22_maps.go b/stdlib/go1_22_maps.go
new file mode 100644
index 000000000..789292058
--- /dev/null
+++ b/stdlib/go1_22_maps.go
@@ -0,0 +1,14 @@
+// Code generated by 'yaegi extract maps'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package stdlib
+
+import (
+	"reflect"
+)
+
+func init() {
+	Symbols["maps/maps"] = map[string]reflect.Value{}
+}
diff --git a/stdlib/go1_20_math.go b/stdlib/go1_22_math.go
similarity index 99%
rename from stdlib/go1_20_math.go
rename to stdlib/go1_22_math.go
index e9bc31d16..593896ace 100644
--- a/stdlib/go1_20_math.go
+++ b/stdlib/go1_22_math.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract math'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_math_big.go b/stdlib/go1_22_math_big.go
similarity index 96%
rename from stdlib/go1_20_math_big.go
rename to stdlib/go1_22_math_big.go
index 4294c3ecf..d0a303d4c 100644
--- a/stdlib/go1_20_math_big.go
+++ b/stdlib/go1_22_math_big.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract math/big'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_math_bits.go b/stdlib/go1_22_math_bits.go
similarity index 98%
rename from stdlib/go1_20_math_bits.go
rename to stdlib/go1_22_math_bits.go
index 1bb89dc93..9e4b71b3e 100644
--- a/stdlib/go1_20_math_bits.go
+++ b/stdlib/go1_22_math_bits.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract math/bits'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_math_cmplx.go b/stdlib/go1_22_math_cmplx.go
similarity index 96%
rename from stdlib/go1_20_math_cmplx.go
rename to stdlib/go1_22_math_cmplx.go
index 71f587fbb..7e8034339 100644
--- a/stdlib/go1_20_math_cmplx.go
+++ b/stdlib/go1_22_math_cmplx.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract math/cmplx'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_math_rand.go b/stdlib/go1_22_math_rand.go
similarity index 97%
rename from stdlib/go1_20_math_rand.go
rename to stdlib/go1_22_math_rand.go
index 8ddc23488..fc55daeb1 100644
--- a/stdlib/go1_20_math_rand.go
+++ b/stdlib/go1_22_math_rand.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract math/rand'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_22_math_rand_v2.go b/stdlib/go1_22_math_rand_v2.go
new file mode 100644
index 000000000..5af9f02be
--- /dev/null
+++ b/stdlib/go1_22_math_rand_v2.go
@@ -0,0 +1,58 @@
+// Code generated by 'yaegi extract math/rand/v2'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package stdlib
+
+import (
+	"math/rand/v2"
+	"reflect"
+)
+
+func init() {
+	Symbols["math/rand/v2/rand"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"ExpFloat64":  reflect.ValueOf(rand.ExpFloat64),
+		"Float32":     reflect.ValueOf(rand.Float32),
+		"Float64":     reflect.ValueOf(rand.Float64),
+		"Int":         reflect.ValueOf(rand.Int),
+		"Int32":       reflect.ValueOf(rand.Int32),
+		"Int32N":      reflect.ValueOf(rand.Int32N),
+		"Int64":       reflect.ValueOf(rand.Int64),
+		"Int64N":      reflect.ValueOf(rand.Int64N),
+		"IntN":        reflect.ValueOf(rand.IntN),
+		"New":         reflect.ValueOf(rand.New),
+		"NewChaCha8":  reflect.ValueOf(rand.NewChaCha8),
+		"NewPCG":      reflect.ValueOf(rand.NewPCG),
+		"NewZipf":     reflect.ValueOf(rand.NewZipf),
+		"NormFloat64": reflect.ValueOf(rand.NormFloat64),
+		"Perm":        reflect.ValueOf(rand.Perm),
+		"Shuffle":     reflect.ValueOf(rand.Shuffle),
+		"Uint32":      reflect.ValueOf(rand.Uint32),
+		"Uint32N":     reflect.ValueOf(rand.Uint32N),
+		"Uint64":      reflect.ValueOf(rand.Uint64),
+		"Uint64N":     reflect.ValueOf(rand.Uint64N),
+		"UintN":       reflect.ValueOf(rand.UintN),
+
+		// type definitions
+		"ChaCha8": reflect.ValueOf((*rand.ChaCha8)(nil)),
+		"PCG":     reflect.ValueOf((*rand.PCG)(nil)),
+		"Rand":    reflect.ValueOf((*rand.Rand)(nil)),
+		"Source":  reflect.ValueOf((*rand.Source)(nil)),
+		"Zipf":    reflect.ValueOf((*rand.Zipf)(nil)),
+
+		// interface wrapper definitions
+		"_Source": reflect.ValueOf((*_math_rand_v2_Source)(nil)),
+	}
+}
+
+// _math_rand_v2_Source is an interface wrapper for Source type
+type _math_rand_v2_Source struct {
+	IValue  interface{}
+	WUint64 func() uint64
+}
+
+func (W _math_rand_v2_Source) Uint64() uint64 {
+	return W.WUint64()
+}
diff --git a/stdlib/go1_20_mime.go b/stdlib/go1_22_mime.go
similarity index 94%
rename from stdlib/go1_20_mime.go
rename to stdlib/go1_22_mime.go
index 5c9628e3c..fe9cade22 100644
--- a/stdlib/go1_20_mime.go
+++ b/stdlib/go1_22_mime.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract mime'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_mime_multipart.go b/stdlib/go1_22_mime_multipart.go
similarity index 96%
rename from stdlib/go1_20_mime_multipart.go
rename to stdlib/go1_22_mime_multipart.go
index 20ea65c27..b683a5a3d 100644
--- a/stdlib/go1_20_mime_multipart.go
+++ b/stdlib/go1_22_mime_multipart.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract mime/multipart'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_mime_quotedprintable.go b/stdlib/go1_22_mime_quotedprintable.go
similarity index 90%
rename from stdlib/go1_20_mime_quotedprintable.go
rename to stdlib/go1_22_mime_quotedprintable.go
index eed0d28dd..19f306e83 100644
--- a/stdlib/go1_20_mime_quotedprintable.go
+++ b/stdlib/go1_22_mime_quotedprintable.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract mime/quotedprintable'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_net.go b/stdlib/go1_22_net.go
similarity index 99%
rename from stdlib/go1_20_net.go
rename to stdlib/go1_22_net.go
index 917774fe3..fed0cd388 100644
--- a/stdlib/go1_20_net.go
+++ b/stdlib/go1_22_net.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_net_http.go b/stdlib/go1_22_net_http.go
similarity index 98%
rename from stdlib/go1_20_net_http.go
rename to stdlib/go1_22_net_http.go
index 0523fefd8..7ba645c00 100644
--- a/stdlib/go1_20_net_http.go
+++ b/stdlib/go1_22_net_http.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/http'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -42,6 +42,7 @@ func init() {
 		"ErrNoLocation":                       reflect.ValueOf(&http.ErrNoLocation).Elem(),
 		"ErrNotMultipart":                     reflect.ValueOf(&http.ErrNotMultipart).Elem(),
 		"ErrNotSupported":                     reflect.ValueOf(&http.ErrNotSupported).Elem(),
+		"ErrSchemeMismatch":                   reflect.ValueOf(&http.ErrSchemeMismatch).Elem(),
 		"ErrServerClosed":                     reflect.ValueOf(&http.ErrServerClosed).Elem(),
 		"ErrShortBody":                        reflect.ValueOf(&http.ErrShortBody).Elem(),
 		"ErrSkipAltProtocol":                  reflect.ValueOf(&http.ErrSkipAltProtocol).Elem(),
@@ -51,6 +52,7 @@ func init() {
 		"Error":                               reflect.ValueOf(http.Error),
 		"FS":                                  reflect.ValueOf(http.FS),
 		"FileServer":                          reflect.ValueOf(http.FileServer),
+		"FileServerFS":                        reflect.ValueOf(http.FileServerFS),
 		"Get":                                 reflect.ValueOf(http.Get),
 		"Handle":                              reflect.ValueOf(http.Handle),
 		"HandleFunc":                          reflect.ValueOf(http.HandleFunc),
@@ -70,6 +72,7 @@ func init() {
 		"MethodPut":                           reflect.ValueOf(constant.MakeFromLiteral("\"PUT\"", token.STRING, 0)),
 		"MethodTrace":                         reflect.ValueOf(constant.MakeFromLiteral("\"TRACE\"", token.STRING, 0)),
 		"NewFileTransport":                    reflect.ValueOf(http.NewFileTransport),
+		"NewFileTransportFS":                  reflect.ValueOf(http.NewFileTransportFS),
 		"NewRequest":                          reflect.ValueOf(http.NewRequest),
 		"NewRequestWithContext":               reflect.ValueOf(http.NewRequestWithContext),
 		"NewResponseController":               reflect.ValueOf(http.NewResponseController),
@@ -94,6 +97,7 @@ func init() {
 		"Serve":                               reflect.ValueOf(http.Serve),
 		"ServeContent":                        reflect.ValueOf(http.ServeContent),
 		"ServeFile":                           reflect.ValueOf(http.ServeFile),
+		"ServeFileFS":                         reflect.ValueOf(http.ServeFileFS),
 		"ServeTLS":                            reflect.ValueOf(http.ServeTLS),
 		"ServerContextKey":                    reflect.ValueOf(&http.ServerContextKey).Elem(),
 		"SetCookie":                           reflect.ValueOf(http.SetCookie),
diff --git a/stdlib/go1_20_net_http_cgi.go b/stdlib/go1_22_net_http_cgi.go
similarity index 89%
rename from stdlib/go1_20_net_http_cgi.go
rename to stdlib/go1_22_net_http_cgi.go
index 332fff9fc..c25a2dfd0 100644
--- a/stdlib/go1_20_net_http_cgi.go
+++ b/stdlib/go1_22_net_http_cgi.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/http/cgi'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_net_http_cookiejar.go b/stdlib/go1_22_net_http_cookiejar.go
similarity index 95%
rename from stdlib/go1_20_net_http_cookiejar.go
rename to stdlib/go1_22_net_http_cookiejar.go
index 36ac840ef..007bbfe58 100644
--- a/stdlib/go1_20_net_http_cookiejar.go
+++ b/stdlib/go1_22_net_http_cookiejar.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/http/cookiejar'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_net_http_fcgi.go b/stdlib/go1_22_net_http_fcgi.go
similarity index 90%
rename from stdlib/go1_20_net_http_fcgi.go
rename to stdlib/go1_22_net_http_fcgi.go
index 84ae2b08c..9b762467d 100644
--- a/stdlib/go1_20_net_http_fcgi.go
+++ b/stdlib/go1_22_net_http_fcgi.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/http/fcgi'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_net_http_httptest.go b/stdlib/go1_22_net_http_httptest.go
similarity index 94%
rename from stdlib/go1_20_net_http_httptest.go
rename to stdlib/go1_22_net_http_httptest.go
index 082ffee51..289b7cb48 100644
--- a/stdlib/go1_20_net_http_httptest.go
+++ b/stdlib/go1_22_net_http_httptest.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/http/httptest'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_net_http_httptrace.go b/stdlib/go1_22_net_http_httptrace.go
similarity index 93%
rename from stdlib/go1_20_net_http_httptrace.go
rename to stdlib/go1_22_net_http_httptrace.go
index a7b1f3440..f2a15b0b9 100644
--- a/stdlib/go1_20_net_http_httptrace.go
+++ b/stdlib/go1_22_net_http_httptrace.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/http/httptrace'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_net_http_httputil.go b/stdlib/go1_22_net_http_httputil.go
similarity index 97%
rename from stdlib/go1_20_net_http_httputil.go
rename to stdlib/go1_22_net_http_httputil.go
index 77ddface4..2a1baef0c 100644
--- a/stdlib/go1_20_net_http_httputil.go
+++ b/stdlib/go1_22_net_http_httputil.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/http/httputil'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_net_http_pprof.go b/stdlib/go1_22_net_http_pprof.go
similarity index 90%
rename from stdlib/go1_20_net_http_pprof.go
rename to stdlib/go1_22_net_http_pprof.go
index bc9aa3c9b..3445932f9 100644
--- a/stdlib/go1_20_net_http_pprof.go
+++ b/stdlib/go1_22_net_http_pprof.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/http/pprof'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_net_mail.go b/stdlib/go1_22_net_mail.go
similarity index 93%
rename from stdlib/go1_20_net_mail.go
rename to stdlib/go1_22_net_mail.go
index bc49fe26e..9c63d7600 100644
--- a/stdlib/go1_20_net_mail.go
+++ b/stdlib/go1_22_net_mail.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/mail'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_net_netip.go b/stdlib/go1_22_net_netip.go
similarity index 96%
rename from stdlib/go1_20_net_netip.go
rename to stdlib/go1_22_net_netip.go
index 5f398b4a4..3f5e8df9c 100644
--- a/stdlib/go1_20_net_netip.go
+++ b/stdlib/go1_22_net_netip.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/netip'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_net_rpc.go b/stdlib/go1_22_net_rpc.go
similarity index 98%
rename from stdlib/go1_20_net_rpc.go
rename to stdlib/go1_22_net_rpc.go
index b31431267..0bbc83d02 100644
--- a/stdlib/go1_20_net_rpc.go
+++ b/stdlib/go1_22_net_rpc.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/rpc'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_net_rpc_jsonrpc.go b/stdlib/go1_22_net_rpc_jsonrpc.go
similarity index 90%
rename from stdlib/go1_20_net_rpc_jsonrpc.go
rename to stdlib/go1_22_net_rpc_jsonrpc.go
index 503f40783..3e4d5bf72 100644
--- a/stdlib/go1_20_net_rpc_jsonrpc.go
+++ b/stdlib/go1_22_net_rpc_jsonrpc.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/rpc/jsonrpc'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_net_smtp.go b/stdlib/go1_22_net_smtp.go
similarity index 95%
rename from stdlib/go1_20_net_smtp.go
rename to stdlib/go1_22_net_smtp.go
index 39c6335f8..9ed5612a5 100644
--- a/stdlib/go1_20_net_smtp.go
+++ b/stdlib/go1_22_net_smtp.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/smtp'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_net_textproto.go b/stdlib/go1_22_net_textproto.go
similarity index 95%
rename from stdlib/go1_20_net_textproto.go
rename to stdlib/go1_22_net_textproto.go
index 15a5a6faf..832fbe7a1 100644
--- a/stdlib/go1_20_net_textproto.go
+++ b/stdlib/go1_22_net_textproto.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/textproto'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_net_url.go b/stdlib/go1_22_net_url.go
similarity index 95%
rename from stdlib/go1_20_net_url.go
rename to stdlib/go1_22_net_url.go
index 088b22f94..591e80903 100644
--- a/stdlib/go1_20_net_url.go
+++ b/stdlib/go1_22_net_url.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract net/url'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_os.go b/stdlib/go1_22_os.go
similarity index 99%
rename from stdlib/go1_20_os.go
rename to stdlib/go1_22_os.go
index d8398ea88..be7edf719 100644
--- a/stdlib/go1_20_os.go
+++ b/stdlib/go1_22_os.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract os'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_os_signal.go b/stdlib/go1_22_os_signal.go
similarity index 91%
rename from stdlib/go1_20_os_signal.go
rename to stdlib/go1_22_os_signal.go
index d4ad29ab4..1f5a4d023 100644
--- a/stdlib/go1_20_os_signal.go
+++ b/stdlib/go1_22_os_signal.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract os/signal'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_os_user.go b/stdlib/go1_22_os_user.go
similarity index 94%
rename from stdlib/go1_20_os_user.go
rename to stdlib/go1_22_os_user.go
index 501603f0e..8cdf74260 100644
--- a/stdlib/go1_20_os_user.go
+++ b/stdlib/go1_22_os_user.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract os/user'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_path.go b/stdlib/go1_22_path.go
similarity index 92%
rename from stdlib/go1_20_path.go
rename to stdlib/go1_22_path.go
index 5f3209487..3c97a3334 100644
--- a/stdlib/go1_20_path.go
+++ b/stdlib/go1_22_path.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract path'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_path_filepath.go b/stdlib/go1_22_path_filepath.go
similarity index 97%
rename from stdlib/go1_20_path_filepath.go
rename to stdlib/go1_22_path_filepath.go
index 980cbcb14..cd509cf35 100644
--- a/stdlib/go1_20_path_filepath.go
+++ b/stdlib/go1_22_path_filepath.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract path/filepath'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_reflect.go b/stdlib/go1_22_reflect.go
similarity index 99%
rename from stdlib/go1_20_reflect.go
rename to stdlib/go1_22_reflect.go
index 8da29ea12..772b8cc9c 100644
--- a/stdlib/go1_20_reflect.go
+++ b/stdlib/go1_22_reflect.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract reflect'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_regexp.go b/stdlib/go1_22_regexp.go
similarity index 93%
rename from stdlib/go1_20_regexp.go
rename to stdlib/go1_22_regexp.go
index bc7c4c64b..752a016d3 100644
--- a/stdlib/go1_20_regexp.go
+++ b/stdlib/go1_22_regexp.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract regexp'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_regexp_syntax.go b/stdlib/go1_22_regexp_syntax.go
similarity index 99%
rename from stdlib/go1_20_regexp_syntax.go
rename to stdlib/go1_22_regexp_syntax.go
index 144d6beb9..21ae95b02 100644
--- a/stdlib/go1_20_regexp_syntax.go
+++ b/stdlib/go1_22_regexp_syntax.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract regexp/syntax'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_runtime.go b/stdlib/go1_22_runtime.go
similarity index 95%
rename from stdlib/go1_20_runtime.go
rename to stdlib/go1_22_runtime.go
index c6ae61023..0948887c4 100644
--- a/stdlib/go1_20_runtime.go
+++ b/stdlib/go1_22_runtime.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract runtime'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -61,6 +61,8 @@ func init() {
 		"Func":               reflect.ValueOf((*runtime.Func)(nil)),
 		"MemProfileRecord":   reflect.ValueOf((*runtime.MemProfileRecord)(nil)),
 		"MemStats":           reflect.ValueOf((*runtime.MemStats)(nil)),
+		"PanicNilError":      reflect.ValueOf((*runtime.PanicNilError)(nil)),
+		"Pinner":             reflect.ValueOf((*runtime.Pinner)(nil)),
 		"StackRecord":        reflect.ValueOf((*runtime.StackRecord)(nil)),
 		"TypeAssertionError": reflect.ValueOf((*runtime.TypeAssertionError)(nil)),
 
diff --git a/stdlib/go1_20_runtime_debug.go b/stdlib/go1_22_runtime_debug.go
similarity index 95%
rename from stdlib/go1_20_runtime_debug.go
rename to stdlib/go1_22_runtime_debug.go
index 5be0c9958..92c6ba278 100644
--- a/stdlib/go1_20_runtime_debug.go
+++ b/stdlib/go1_22_runtime_debug.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract runtime/debug'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_runtime_metrics.go b/stdlib/go1_22_runtime_metrics.go
similarity index 94%
rename from stdlib/go1_20_runtime_metrics.go
rename to stdlib/go1_22_runtime_metrics.go
index 7b76d84e1..5fc2fd975 100644
--- a/stdlib/go1_20_runtime_metrics.go
+++ b/stdlib/go1_22_runtime_metrics.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract runtime/metrics'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_runtime_pprof.go b/stdlib/go1_22_runtime_pprof.go
similarity index 95%
rename from stdlib/go1_20_runtime_pprof.go
rename to stdlib/go1_22_runtime_pprof.go
index 1f7ee54d0..8dcf17cef 100644
--- a/stdlib/go1_20_runtime_pprof.go
+++ b/stdlib/go1_22_runtime_pprof.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract runtime/pprof'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_runtime_trace.go b/stdlib/go1_22_runtime_trace.go
similarity index 93%
rename from stdlib/go1_20_runtime_trace.go
rename to stdlib/go1_22_runtime_trace.go
index d26b38304..d0b94806f 100644
--- a/stdlib/go1_20_runtime_trace.go
+++ b/stdlib/go1_22_runtime_trace.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract runtime/trace'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_22_slices.go b/stdlib/go1_22_slices.go
new file mode 100644
index 000000000..161694f4e
--- /dev/null
+++ b/stdlib/go1_22_slices.go
@@ -0,0 +1,14 @@
+// Code generated by 'yaegi extract slices'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package stdlib
+
+import (
+	"reflect"
+)
+
+func init() {
+	Symbols["slices/slices"] = map[string]reflect.Value{}
+}
diff --git a/stdlib/go1_20_sort.go b/stdlib/go1_22_sort.go
similarity index 97%
rename from stdlib/go1_20_sort.go
rename to stdlib/go1_22_sort.go
index fa7285946..224c9bcc1 100644
--- a/stdlib/go1_20_sort.go
+++ b/stdlib/go1_22_sort.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract sort'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_strconv.go b/stdlib/go1_22_strconv.go
similarity index 98%
rename from stdlib/go1_20_strconv.go
rename to stdlib/go1_22_strconv.go
index 6040b07fb..3769bb91a 100644
--- a/stdlib/go1_20_strconv.go
+++ b/stdlib/go1_22_strconv.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract strconv'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_strings.go b/stdlib/go1_22_strings.go
similarity index 97%
rename from stdlib/go1_20_strings.go
rename to stdlib/go1_22_strings.go
index 4b464282a..14f53f0c4 100644
--- a/stdlib/go1_20_strings.go
+++ b/stdlib/go1_22_strings.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract strings'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -17,6 +17,7 @@ func init() {
 		"Compare":        reflect.ValueOf(strings.Compare),
 		"Contains":       reflect.ValueOf(strings.Contains),
 		"ContainsAny":    reflect.ValueOf(strings.ContainsAny),
+		"ContainsFunc":   reflect.ValueOf(strings.ContainsFunc),
 		"ContainsRune":   reflect.ValueOf(strings.ContainsRune),
 		"Count":          reflect.ValueOf(strings.Count),
 		"Cut":            reflect.ValueOf(strings.Cut),
diff --git a/stdlib/go1_20_sync.go b/stdlib/go1_22_sync.go
similarity index 88%
rename from stdlib/go1_20_sync.go
rename to stdlib/go1_22_sync.go
index c03fd3c38..defa92f4b 100644
--- a/stdlib/go1_20_sync.go
+++ b/stdlib/go1_22_sync.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract sync'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -13,7 +13,8 @@ import (
 func init() {
 	Symbols["sync/sync"] = map[string]reflect.Value{
 		// function, constant and variable definitions
-		"NewCond": reflect.ValueOf(sync.NewCond),
+		"NewCond":  reflect.ValueOf(sync.NewCond),
+		"OnceFunc": reflect.ValueOf(sync.OnceFunc),
 
 		// type definitions
 		"Cond":      reflect.ValueOf((*sync.Cond)(nil)),
diff --git a/stdlib/go1_20_sync_atomic.go b/stdlib/go1_22_sync_atomic.go
similarity index 97%
rename from stdlib/go1_20_sync_atomic.go
rename to stdlib/go1_22_sync_atomic.go
index 8cf827b22..8d2b71bef 100644
--- a/stdlib/go1_20_sync_atomic.go
+++ b/stdlib/go1_22_sync_atomic.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract sync/atomic'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_testing.go b/stdlib/go1_22_testing.go
similarity index 97%
rename from stdlib/go1_20_testing.go
rename to stdlib/go1_22_testing.go
index d4a787e99..e56523071 100644
--- a/stdlib/go1_20_testing.go
+++ b/stdlib/go1_22_testing.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract testing'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -25,6 +25,7 @@ func init() {
 		"RunExamples":   reflect.ValueOf(testing.RunExamples),
 		"RunTests":      reflect.ValueOf(testing.RunTests),
 		"Short":         reflect.ValueOf(testing.Short),
+		"Testing":       reflect.ValueOf(testing.Testing),
 		"Verbose":       reflect.ValueOf(testing.Verbose),
 
 		// type definitions
diff --git a/stdlib/go1_20_testing_fstest.go b/stdlib/go1_22_testing_fstest.go
similarity index 88%
rename from stdlib/go1_20_testing_fstest.go
rename to stdlib/go1_22_testing_fstest.go
index d7b302119..2e644316c 100644
--- a/stdlib/go1_20_testing_fstest.go
+++ b/stdlib/go1_22_testing_fstest.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract testing/fstest'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_testing_iotest.go b/stdlib/go1_22_testing_iotest.go
similarity index 93%
rename from stdlib/go1_20_testing_iotest.go
rename to stdlib/go1_22_testing_iotest.go
index 027e4de9f..4e9f6d3f9 100644
--- a/stdlib/go1_20_testing_iotest.go
+++ b/stdlib/go1_22_testing_iotest.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract testing/iotest'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_testing_quick.go b/stdlib/go1_22_testing_quick.go
similarity index 95%
rename from stdlib/go1_20_testing_quick.go
rename to stdlib/go1_22_testing_quick.go
index d5972839a..27c25b57b 100644
--- a/stdlib/go1_20_testing_quick.go
+++ b/stdlib/go1_22_testing_quick.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract testing/quick'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_22_testing_slogtest.go b/stdlib/go1_22_testing_slogtest.go
new file mode 100644
index 000000000..e5dfb0e04
--- /dev/null
+++ b/stdlib/go1_22_testing_slogtest.go
@@ -0,0 +1,19 @@
+// Code generated by 'yaegi extract testing/slogtest'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package stdlib
+
+import (
+	"reflect"
+	"testing/slogtest"
+)
+
+func init() {
+	Symbols["testing/slogtest/slogtest"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"Run":         reflect.ValueOf(slogtest.Run),
+		"TestHandler": reflect.ValueOf(slogtest.TestHandler),
+	}
+}
diff --git a/stdlib/go1_20_text_scanner.go b/stdlib/go1_22_text_scanner.go
similarity index 97%
rename from stdlib/go1_20_text_scanner.go
rename to stdlib/go1_22_text_scanner.go
index 4b4f8cd2c..822065730 100644
--- a/stdlib/go1_20_text_scanner.go
+++ b/stdlib/go1_22_text_scanner.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract text/scanner'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_text_tabwriter.go b/stdlib/go1_22_text_tabwriter.go
similarity index 94%
rename from stdlib/go1_20_text_tabwriter.go
rename to stdlib/go1_22_text_tabwriter.go
index afa398735..0080c8867 100644
--- a/stdlib/go1_20_text_tabwriter.go
+++ b/stdlib/go1_22_text_tabwriter.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract text/tabwriter'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_text_template.go b/stdlib/go1_22_text_template.go
similarity index 95%
rename from stdlib/go1_20_text_template.go
rename to stdlib/go1_22_text_template.go
index 207e371b7..1f97cebc2 100644
--- a/stdlib/go1_20_text_template.go
+++ b/stdlib/go1_22_text_template.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract text/template'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_text_template_parse.go b/stdlib/go1_22_text_template_parse.go
similarity index 98%
rename from stdlib/go1_20_text_template_parse.go
rename to stdlib/go1_22_text_template_parse.go
index 70d0be94e..0812db08e 100644
--- a/stdlib/go1_20_text_template_parse.go
+++ b/stdlib/go1_22_text_template_parse.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract text/template/parse'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_time.go b/stdlib/go1_22_time.go
similarity index 99%
rename from stdlib/go1_20_time.go
rename to stdlib/go1_22_time.go
index 19c8d748b..e4db9a56f 100644
--- a/stdlib/go1_20_time.go
+++ b/stdlib/go1_22_time.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract time'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_unicode.go b/stdlib/go1_22_unicode.go
similarity index 97%
rename from stdlib/go1_20_unicode.go
rename to stdlib/go1_22_unicode.go
index efe08ddcf..e5072fb99 100644
--- a/stdlib/go1_20_unicode.go
+++ b/stdlib/go1_22_unicode.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract unicode'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
@@ -53,6 +53,7 @@ func init() {
 		"Cs":                                 reflect.ValueOf(&unicode.Cs).Elem(),
 		"Cuneiform":                          reflect.ValueOf(&unicode.Cuneiform).Elem(),
 		"Cypriot":                            reflect.ValueOf(&unicode.Cypriot).Elem(),
+		"Cypro_Minoan":                       reflect.ValueOf(&unicode.Cypro_Minoan).Elem(),
 		"Cyrillic":                           reflect.ValueOf(&unicode.Cyrillic).Elem(),
 		"Dash":                               reflect.ValueOf(&unicode.Dash).Elem(),
 		"Deprecated":                         reflect.ValueOf(&unicode.Deprecated).Elem(),
@@ -116,6 +117,7 @@ func init() {
 		"Kaithi":                             reflect.ValueOf(&unicode.Kaithi).Elem(),
 		"Kannada":                            reflect.ValueOf(&unicode.Kannada).Elem(),
 		"Katakana":                           reflect.ValueOf(&unicode.Katakana).Elem(),
+		"Kawi":                               reflect.ValueOf(&unicode.Kawi).Elem(),
 		"Kayah_Li":                           reflect.ValueOf(&unicode.Kayah_Li).Elem(),
 		"Kharoshthi":                         reflect.ValueOf(&unicode.Kharoshthi).Elem(),
 		"Khitan_Small_Script":                reflect.ValueOf(&unicode.Khitan_Small_Script).Elem(),
@@ -170,6 +172,7 @@ func init() {
 		"Myanmar":                            reflect.ValueOf(&unicode.Myanmar).Elem(),
 		"N":                                  reflect.ValueOf(&unicode.N).Elem(),
 		"Nabataean":                          reflect.ValueOf(&unicode.Nabataean).Elem(),
+		"Nag_Mundari":                        reflect.ValueOf(&unicode.Nag_Mundari).Elem(),
 		"Nandinagari":                        reflect.ValueOf(&unicode.Nandinagari).Elem(),
 		"Nd":                                 reflect.ValueOf(&unicode.Nd).Elem(),
 		"New_Tai_Lue":                        reflect.ValueOf(&unicode.New_Tai_Lue).Elem(),
@@ -191,6 +194,7 @@ func init() {
 		"Old_Sogdian":                        reflect.ValueOf(&unicode.Old_Sogdian).Elem(),
 		"Old_South_Arabian":                  reflect.ValueOf(&unicode.Old_South_Arabian).Elem(),
 		"Old_Turkic":                         reflect.ValueOf(&unicode.Old_Turkic).Elem(),
+		"Old_Uyghur":                         reflect.ValueOf(&unicode.Old_Uyghur).Elem(),
 		"Oriya":                              reflect.ValueOf(&unicode.Oriya).Elem(),
 		"Osage":                              reflect.ValueOf(&unicode.Osage).Elem(),
 		"Osmanya":                            reflect.ValueOf(&unicode.Osmanya).Elem(),
@@ -261,6 +265,7 @@ func init() {
 		"Tai_Viet":                           reflect.ValueOf(&unicode.Tai_Viet).Elem(),
 		"Takri":                              reflect.ValueOf(&unicode.Takri).Elem(),
 		"Tamil":                              reflect.ValueOf(&unicode.Tamil).Elem(),
+		"Tangsa":                             reflect.ValueOf(&unicode.Tangsa).Elem(),
 		"Tangut":                             reflect.ValueOf(&unicode.Tangut).Elem(),
 		"Telugu":                             reflect.ValueOf(&unicode.Telugu).Elem(),
 		"Terminal_Punctuation":               reflect.ValueOf(&unicode.Terminal_Punctuation).Elem(),
@@ -275,6 +280,7 @@ func init() {
 		"ToLower":                            reflect.ValueOf(unicode.ToLower),
 		"ToTitle":                            reflect.ValueOf(unicode.ToTitle),
 		"ToUpper":                            reflect.ValueOf(unicode.ToUpper),
+		"Toto":                               reflect.ValueOf(&unicode.Toto).Elem(),
 		"TurkishCase":                        reflect.ValueOf(&unicode.TurkishCase).Elem(),
 		"Ugaritic":                           reflect.ValueOf(&unicode.Ugaritic).Elem(),
 		"Unified_Ideograph":                  reflect.ValueOf(&unicode.Unified_Ideograph).Elem(),
@@ -283,7 +289,8 @@ func init() {
 		"UpperLower":                         reflect.ValueOf(constant.MakeFromLiteral("1114112", token.INT, 0)),
 		"Vai":                                reflect.ValueOf(&unicode.Vai).Elem(),
 		"Variation_Selector":                 reflect.ValueOf(&unicode.Variation_Selector).Elem(),
-		"Version":                            reflect.ValueOf(constant.MakeFromLiteral("\"13.0.0\"", token.STRING, 0)),
+		"Version":                            reflect.ValueOf(constant.MakeFromLiteral("\"15.0.0\"", token.STRING, 0)),
+		"Vithkuqi":                           reflect.ValueOf(&unicode.Vithkuqi).Elem(),
 		"Wancho":                             reflect.ValueOf(&unicode.Wancho).Elem(),
 		"Warang_Citi":                        reflect.ValueOf(&unicode.Warang_Citi).Elem(),
 		"White_Space":                        reflect.ValueOf(&unicode.White_Space).Elem(),
diff --git a/stdlib/go1_20_unicode_utf16.go b/stdlib/go1_22_unicode_utf16.go
similarity index 91%
rename from stdlib/go1_20_unicode_utf16.go
rename to stdlib/go1_22_unicode_utf16.go
index a57b80a1c..81df579d2 100644
--- a/stdlib/go1_20_unicode_utf16.go
+++ b/stdlib/go1_22_unicode_utf16.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract unicode/utf16'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/go1_20_unicode_utf8.go b/stdlib/go1_22_unicode_utf8.go
similarity index 96%
rename from stdlib/go1_20_unicode_utf8.go
rename to stdlib/go1_22_unicode_utf8.go
index e48e33914..d6c4662cc 100644
--- a/stdlib/go1_20_unicode_utf8.go
+++ b/stdlib/go1_22_unicode_utf8.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract unicode/utf8'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package stdlib
 
diff --git a/stdlib/stdlib-go1.21.go b/stdlib/stdlib-go1.21.go
deleted file mode 100644
index a1784e9ce..000000000
--- a/stdlib/stdlib-go1.21.go
+++ /dev/null
@@ -1,5 +0,0 @@
-//go:build go1.21
-
-package stdlib
-
-//go:generate ../internal/cmd/extract/extract cmp log/slog maps slices testing/slogtest
diff --git a/stdlib/stdlib-go1.22.go b/stdlib/stdlib-go1.22.go
new file mode 100644
index 000000000..d2360b060
--- /dev/null
+++ b/stdlib/stdlib-go1.22.go
@@ -0,0 +1,5 @@
+//go:build go1.22
+
+package stdlib
+
+//go:generate ../internal/cmd/extract/extract go/version math/rand/v2
diff --git a/stdlib/stdlib.go b/stdlib/stdlib.go
index 5fcfb2f39..e617a49d6 100644
--- a/stdlib/stdlib.go
+++ b/stdlib/stdlib.go
@@ -1,4 +1,4 @@
-//go:build go1.20
+//go:build go1.21
 
 // Package stdlib provides wrappers of standard library packages to be imported natively in Yaegi.
 package stdlib
@@ -25,7 +25,7 @@ func init() {
 // go list std | grep -v internal | grep -v '\.' | grep -v unsafe | grep -v syscall
 
 //go:generate ../internal/cmd/extract/extract archive/tar archive/zip
-//go:generate ../internal/cmd/extract/extract bufio bytes
+//go:generate ../internal/cmd/extract/extract bufio bytes cmp
 //go:generate ../internal/cmd/extract/extract compress/bzip2 compress/flate compress/gzip compress/lzw compress/zlib
 //go:generate ../internal/cmd/extract/extract container/heap container/list container/ring
 //go:generate ../internal/cmd/extract/extract context crypto crypto/aes crypto/cipher crypto/des crypto/dsa crypto/ecdsa crypto/ecdh
@@ -44,8 +44,8 @@ func init() {
 //go:generate ../internal/cmd/extract/extract html html/template
 //go:generate ../internal/cmd/extract/extract image image/color image/color/palette
 //go:generate ../internal/cmd/extract/extract image/draw image/gif image/jpeg image/png index/suffixarray
-//go:generate ../internal/cmd/extract/extract io io/fs io/ioutil log log/syslog
-//go:generate ../internal/cmd/extract/extract math math/big math/bits math/cmplx math/rand
+//go:generate ../internal/cmd/extract/extract io io/fs io/ioutil log log/syslog log/slog
+//go:generate ../internal/cmd/extract/extract maps math math/big math/bits math/cmplx math/rand
 //go:generate ../internal/cmd/extract/extract mime mime/multipart mime/quotedprintable
 //go:generate ../internal/cmd/extract/extract net net/http net/http/cgi net/http/cookiejar net/http/fcgi
 //go:generate ../internal/cmd/extract/extract net/http/httptest net/http/httptrace net/http/httputil net/http/pprof
@@ -53,7 +53,7 @@ func init() {
 //go:generate ../internal/cmd/extract/extract os os/signal os/user
 //go:generate ../internal/cmd/extract/extract path path/filepath reflect regexp regexp/syntax
 //go:generate ../internal/cmd/extract/extract runtime runtime/debug runtime/metrics runtime/pprof runtime/trace
-//go:generate ../internal/cmd/extract/extract sort strconv strings sync sync/atomic
-//go:generate ../internal/cmd/extract/extract testing testing/fstest testing/iotest testing/quick
+//go:generate ../internal/cmd/extract/extract slices sort strconv strings sync sync/atomic
+//go:generate ../internal/cmd/extract/extract testing testing/fstest testing/iotest testing/quick testing/slogtest
 //go:generate ../internal/cmd/extract/extract text/scanner text/tabwriter text/template text/template/parse
 //go:generate ../internal/cmd/extract/extract time unicode unicode/utf16 unicode/utf8
diff --git a/stdlib/syscall/go1_21_syscall_aix_ppc64.go b/stdlib/syscall/go1_21_syscall_aix_ppc64.go
index 9865125fc..3811b38ad 100644
--- a/stdlib/syscall/go1_21_syscall_aix_ppc64.go
+++ b/stdlib/syscall/go1_21_syscall_aix_ppc64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_android_386.go b/stdlib/syscall/go1_21_syscall_android_386.go
index fd1b8d341..bdab00cef 100644
--- a/stdlib/syscall/go1_21_syscall_android_386.go
+++ b/stdlib/syscall/go1_21_syscall_android_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21 && !linux
-// +build go1.21,!linux
+//go:build go1.21 && !go1.22 && !linux
+// +build go1.21,!go1.22,!linux
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_android_amd64.go b/stdlib/syscall/go1_21_syscall_android_amd64.go
index 438b02966..5dbcda41a 100644
--- a/stdlib/syscall/go1_21_syscall_android_amd64.go
+++ b/stdlib/syscall/go1_21_syscall_android_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21 && !linux
-// +build go1.21,!linux
+//go:build go1.21 && !go1.22 && !linux
+// +build go1.21,!go1.22,!linux
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_android_arm.go b/stdlib/syscall/go1_21_syscall_android_arm.go
index cf6d86edb..4739f79c6 100644
--- a/stdlib/syscall/go1_21_syscall_android_arm.go
+++ b/stdlib/syscall/go1_21_syscall_android_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21 && !linux
-// +build go1.21,!linux
+//go:build go1.21 && !go1.22 && !linux
+// +build go1.21,!go1.22,!linux
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_android_arm64.go b/stdlib/syscall/go1_21_syscall_android_arm64.go
index d439e6f8b..65c845f95 100644
--- a/stdlib/syscall/go1_21_syscall_android_arm64.go
+++ b/stdlib/syscall/go1_21_syscall_android_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21 && !linux
-// +build go1.21,!linux
+//go:build go1.21 && !go1.22 && !linux
+// +build go1.21,!go1.22,!linux
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_darwin_amd64.go b/stdlib/syscall/go1_21_syscall_darwin_amd64.go
index 10699555b..73187f7ac 100644
--- a/stdlib/syscall/go1_21_syscall_darwin_amd64.go
+++ b/stdlib/syscall/go1_21_syscall_darwin_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_darwin_arm64.go b/stdlib/syscall/go1_21_syscall_darwin_arm64.go
index 9535d8a80..b4e963b47 100644
--- a/stdlib/syscall/go1_21_syscall_darwin_arm64.go
+++ b/stdlib/syscall/go1_21_syscall_darwin_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_dragonfly_amd64.go b/stdlib/syscall/go1_21_syscall_dragonfly_amd64.go
index fddf108be..2bbc25e52 100644
--- a/stdlib/syscall/go1_21_syscall_dragonfly_amd64.go
+++ b/stdlib/syscall/go1_21_syscall_dragonfly_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_freebsd_386.go b/stdlib/syscall/go1_21_syscall_freebsd_386.go
index a59c2d122..ce7a1f42a 100644
--- a/stdlib/syscall/go1_21_syscall_freebsd_386.go
+++ b/stdlib/syscall/go1_21_syscall_freebsd_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_freebsd_amd64.go b/stdlib/syscall/go1_21_syscall_freebsd_amd64.go
index 379c2829c..b259e5825 100644
--- a/stdlib/syscall/go1_21_syscall_freebsd_amd64.go
+++ b/stdlib/syscall/go1_21_syscall_freebsd_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_freebsd_arm.go b/stdlib/syscall/go1_21_syscall_freebsd_arm.go
index 679390e6b..61b2286c0 100644
--- a/stdlib/syscall/go1_21_syscall_freebsd_arm.go
+++ b/stdlib/syscall/go1_21_syscall_freebsd_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_freebsd_arm64.go b/stdlib/syscall/go1_21_syscall_freebsd_arm64.go
index 9f388261a..3dab2d160 100644
--- a/stdlib/syscall/go1_21_syscall_freebsd_arm64.go
+++ b/stdlib/syscall/go1_21_syscall_freebsd_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_freebsd_riscv64.go b/stdlib/syscall/go1_21_syscall_freebsd_riscv64.go
index 9f388261a..3dab2d160 100644
--- a/stdlib/syscall/go1_21_syscall_freebsd_riscv64.go
+++ b/stdlib/syscall/go1_21_syscall_freebsd_riscv64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_illumos_amd64.go b/stdlib/syscall/go1_21_syscall_illumos_amd64.go
index 9ccb236e3..abfa9e9ea 100644
--- a/stdlib/syscall/go1_21_syscall_illumos_amd64.go
+++ b/stdlib/syscall/go1_21_syscall_illumos_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21 && !solaris
-// +build go1.21,!solaris
+//go:build go1.21 && !go1.22 && !solaris
+// +build go1.21,!go1.22,!solaris
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_ios_amd64.go b/stdlib/syscall/go1_21_syscall_ios_amd64.go
index 10699555b..73187f7ac 100644
--- a/stdlib/syscall/go1_21_syscall_ios_amd64.go
+++ b/stdlib/syscall/go1_21_syscall_ios_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_ios_arm64.go b/stdlib/syscall/go1_21_syscall_ios_arm64.go
index 9535d8a80..b4e963b47 100644
--- a/stdlib/syscall/go1_21_syscall_ios_arm64.go
+++ b/stdlib/syscall/go1_21_syscall_ios_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_js_wasm.go b/stdlib/syscall/go1_21_syscall_js_wasm.go
index 67a50e618..e44a0a04f 100644
--- a/stdlib/syscall/go1_21_syscall_js_wasm.go
+++ b/stdlib/syscall/go1_21_syscall_js_wasm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_linux_386.go b/stdlib/syscall/go1_21_syscall_linux_386.go
index 0a13c8a66..f34b5b2f0 100644
--- a/stdlib/syscall/go1_21_syscall_linux_386.go
+++ b/stdlib/syscall/go1_21_syscall_linux_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_linux_amd64.go b/stdlib/syscall/go1_21_syscall_linux_amd64.go
index 00257c0b4..d5eb44962 100644
--- a/stdlib/syscall/go1_21_syscall_linux_amd64.go
+++ b/stdlib/syscall/go1_21_syscall_linux_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_linux_arm.go b/stdlib/syscall/go1_21_syscall_linux_arm.go
index 04dc84902..fa572de1b 100644
--- a/stdlib/syscall/go1_21_syscall_linux_arm.go
+++ b/stdlib/syscall/go1_21_syscall_linux_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_linux_arm64.go b/stdlib/syscall/go1_21_syscall_linux_arm64.go
index 807682872..447a11477 100644
--- a/stdlib/syscall/go1_21_syscall_linux_arm64.go
+++ b/stdlib/syscall/go1_21_syscall_linux_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_linux_loong64.go b/stdlib/syscall/go1_21_syscall_linux_loong64.go
index a509993cc..646b05585 100644
--- a/stdlib/syscall/go1_21_syscall_linux_loong64.go
+++ b/stdlib/syscall/go1_21_syscall_linux_loong64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_linux_mips.go b/stdlib/syscall/go1_21_syscall_linux_mips.go
index 63832afab..63e512946 100644
--- a/stdlib/syscall/go1_21_syscall_linux_mips.go
+++ b/stdlib/syscall/go1_21_syscall_linux_mips.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_linux_mips64.go b/stdlib/syscall/go1_21_syscall_linux_mips64.go
index f3a6a0924..6d09f1ab3 100644
--- a/stdlib/syscall/go1_21_syscall_linux_mips64.go
+++ b/stdlib/syscall/go1_21_syscall_linux_mips64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_linux_mips64le.go b/stdlib/syscall/go1_21_syscall_linux_mips64le.go
index f3a6a0924..6d09f1ab3 100644
--- a/stdlib/syscall/go1_21_syscall_linux_mips64le.go
+++ b/stdlib/syscall/go1_21_syscall_linux_mips64le.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_linux_mipsle.go b/stdlib/syscall/go1_21_syscall_linux_mipsle.go
index 63832afab..63e512946 100644
--- a/stdlib/syscall/go1_21_syscall_linux_mipsle.go
+++ b/stdlib/syscall/go1_21_syscall_linux_mipsle.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_linux_ppc64.go b/stdlib/syscall/go1_21_syscall_linux_ppc64.go
index 2260ca5f1..0757543ee 100644
--- a/stdlib/syscall/go1_21_syscall_linux_ppc64.go
+++ b/stdlib/syscall/go1_21_syscall_linux_ppc64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_linux_ppc64le.go b/stdlib/syscall/go1_21_syscall_linux_ppc64le.go
index e2b164c96..f513910b8 100644
--- a/stdlib/syscall/go1_21_syscall_linux_ppc64le.go
+++ b/stdlib/syscall/go1_21_syscall_linux_ppc64le.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_linux_riscv64.go b/stdlib/syscall/go1_21_syscall_linux_riscv64.go
index dcac035fb..1ad6c672e 100644
--- a/stdlib/syscall/go1_21_syscall_linux_riscv64.go
+++ b/stdlib/syscall/go1_21_syscall_linux_riscv64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_linux_s390x.go b/stdlib/syscall/go1_21_syscall_linux_s390x.go
index 2122ab642..2faab60ef 100644
--- a/stdlib/syscall/go1_21_syscall_linux_s390x.go
+++ b/stdlib/syscall/go1_21_syscall_linux_s390x.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_netbsd_386.go b/stdlib/syscall/go1_21_syscall_netbsd_386.go
index 3f5c2cb0c..083907f62 100644
--- a/stdlib/syscall/go1_21_syscall_netbsd_386.go
+++ b/stdlib/syscall/go1_21_syscall_netbsd_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_netbsd_amd64.go b/stdlib/syscall/go1_21_syscall_netbsd_amd64.go
index 9d1abc54a..6f7e968f4 100644
--- a/stdlib/syscall/go1_21_syscall_netbsd_amd64.go
+++ b/stdlib/syscall/go1_21_syscall_netbsd_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_netbsd_arm.go b/stdlib/syscall/go1_21_syscall_netbsd_arm.go
index 3333e3e44..1c3875984 100644
--- a/stdlib/syscall/go1_21_syscall_netbsd_arm.go
+++ b/stdlib/syscall/go1_21_syscall_netbsd_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_netbsd_arm64.go b/stdlib/syscall/go1_21_syscall_netbsd_arm64.go
index 9d1abc54a..6f7e968f4 100644
--- a/stdlib/syscall/go1_21_syscall_netbsd_arm64.go
+++ b/stdlib/syscall/go1_21_syscall_netbsd_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_openbsd_386.go b/stdlib/syscall/go1_21_syscall_openbsd_386.go
index 193b17fc2..3c986541c 100644
--- a/stdlib/syscall/go1_21_syscall_openbsd_386.go
+++ b/stdlib/syscall/go1_21_syscall_openbsd_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_openbsd_amd64.go b/stdlib/syscall/go1_21_syscall_openbsd_amd64.go
index c1acda8d2..b7e54d594 100644
--- a/stdlib/syscall/go1_21_syscall_openbsd_amd64.go
+++ b/stdlib/syscall/go1_21_syscall_openbsd_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_openbsd_arm.go b/stdlib/syscall/go1_21_syscall_openbsd_arm.go
index 136eac035..179d64859 100644
--- a/stdlib/syscall/go1_21_syscall_openbsd_arm.go
+++ b/stdlib/syscall/go1_21_syscall_openbsd_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_openbsd_arm64.go b/stdlib/syscall/go1_21_syscall_openbsd_arm64.go
index cb7f0bd54..dba5d0af9 100644
--- a/stdlib/syscall/go1_21_syscall_openbsd_arm64.go
+++ b/stdlib/syscall/go1_21_syscall_openbsd_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_plan9_386.go b/stdlib/syscall/go1_21_syscall_plan9_386.go
index d6c12aa1f..8d1eb6b77 100644
--- a/stdlib/syscall/go1_21_syscall_plan9_386.go
+++ b/stdlib/syscall/go1_21_syscall_plan9_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_plan9_amd64.go b/stdlib/syscall/go1_21_syscall_plan9_amd64.go
index d6c12aa1f..8d1eb6b77 100644
--- a/stdlib/syscall/go1_21_syscall_plan9_amd64.go
+++ b/stdlib/syscall/go1_21_syscall_plan9_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_plan9_arm.go b/stdlib/syscall/go1_21_syscall_plan9_arm.go
index d6c12aa1f..8d1eb6b77 100644
--- a/stdlib/syscall/go1_21_syscall_plan9_arm.go
+++ b/stdlib/syscall/go1_21_syscall_plan9_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_solaris_amd64.go b/stdlib/syscall/go1_21_syscall_solaris_amd64.go
index 8e832c30e..6fe25fc0d 100644
--- a/stdlib/syscall/go1_21_syscall_solaris_amd64.go
+++ b/stdlib/syscall/go1_21_syscall_solaris_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_wasip1_wasm.go b/stdlib/syscall/go1_21_syscall_wasip1_wasm.go
index c57168480..f16d7f117 100644
--- a/stdlib/syscall/go1_21_syscall_wasip1_wasm.go
+++ b/stdlib/syscall/go1_21_syscall_wasip1_wasm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_windows_386.go b/stdlib/syscall/go1_21_syscall_windows_386.go
index 6417557b9..04c703ff0 100644
--- a/stdlib/syscall/go1_21_syscall_windows_386.go
+++ b/stdlib/syscall/go1_21_syscall_windows_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_windows_amd64.go b/stdlib/syscall/go1_21_syscall_windows_amd64.go
index 6417557b9..04c703ff0 100644
--- a/stdlib/syscall/go1_21_syscall_windows_amd64.go
+++ b/stdlib/syscall/go1_21_syscall_windows_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_windows_arm.go b/stdlib/syscall/go1_21_syscall_windows_arm.go
index 6417557b9..04c703ff0 100644
--- a/stdlib/syscall/go1_21_syscall_windows_arm.go
+++ b/stdlib/syscall/go1_21_syscall_windows_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_21_syscall_windows_arm64.go b/stdlib/syscall/go1_21_syscall_windows_arm64.go
index 6417557b9..04c703ff0 100644
--- a/stdlib/syscall/go1_21_syscall_windows_arm64.go
+++ b/stdlib/syscall/go1_21_syscall_windows_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_aix_ppc64.go b/stdlib/syscall/go1_22_syscall_aix_ppc64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_aix_ppc64.go
rename to stdlib/syscall/go1_22_syscall_aix_ppc64.go
index f00d7f603..45f147b6c 100644
--- a/stdlib/syscall/go1_20_syscall_aix_ppc64.go
+++ b/stdlib/syscall/go1_22_syscall_aix_ppc64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_linux_386.go b/stdlib/syscall/go1_22_syscall_android_386.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_linux_386.go
rename to stdlib/syscall/go1_22_syscall_android_386.go
index 006976554..be8adb495 100644
--- a/stdlib/syscall/go1_20_syscall_linux_386.go
+++ b/stdlib/syscall/go1_22_syscall_android_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22 && !linux
+// +build go1.22,!linux
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_linux_amd64.go b/stdlib/syscall/go1_22_syscall_android_amd64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_linux_amd64.go
rename to stdlib/syscall/go1_22_syscall_android_amd64.go
index e8695f27f..ed732dc09 100644
--- a/stdlib/syscall/go1_20_syscall_linux_amd64.go
+++ b/stdlib/syscall/go1_22_syscall_android_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22 && !linux
+// +build go1.22,!linux
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_linux_arm.go b/stdlib/syscall/go1_22_syscall_android_arm.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_linux_arm.go
rename to stdlib/syscall/go1_22_syscall_android_arm.go
index c978b8ef9..e7b5507e0 100644
--- a/stdlib/syscall/go1_20_syscall_linux_arm.go
+++ b/stdlib/syscall/go1_22_syscall_android_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22 && !linux
+// +build go1.22,!linux
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_linux_arm64.go b/stdlib/syscall/go1_22_syscall_android_arm64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_linux_arm64.go
rename to stdlib/syscall/go1_22_syscall_android_arm64.go
index 9eb6a7b4d..69f7985e1 100644
--- a/stdlib/syscall/go1_20_syscall_linux_arm64.go
+++ b/stdlib/syscall/go1_22_syscall_android_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22 && !linux
+// +build go1.22,!linux
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_darwin_amd64.go b/stdlib/syscall/go1_22_syscall_darwin_amd64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_darwin_amd64.go
rename to stdlib/syscall/go1_22_syscall_darwin_amd64.go
index eb67c1b2b..803beabbe 100644
--- a/stdlib/syscall/go1_20_syscall_darwin_amd64.go
+++ b/stdlib/syscall/go1_22_syscall_darwin_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_ios_arm64.go b/stdlib/syscall/go1_22_syscall_darwin_arm64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_ios_arm64.go
rename to stdlib/syscall/go1_22_syscall_darwin_arm64.go
index 219ed9091..5b0c578a1 100644
--- a/stdlib/syscall/go1_20_syscall_ios_arm64.go
+++ b/stdlib/syscall/go1_22_syscall_darwin_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_dragonfly_amd64.go b/stdlib/syscall/go1_22_syscall_dragonfly_amd64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_dragonfly_amd64.go
rename to stdlib/syscall/go1_22_syscall_dragonfly_amd64.go
index 8df2a9891..b9ed8a05d 100644
--- a/stdlib/syscall/go1_20_syscall_dragonfly_amd64.go
+++ b/stdlib/syscall/go1_22_syscall_dragonfly_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_freebsd_386.go b/stdlib/syscall/go1_22_syscall_freebsd_386.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_freebsd_386.go
rename to stdlib/syscall/go1_22_syscall_freebsd_386.go
index 0a0e3711e..79f6c2b2a 100644
--- a/stdlib/syscall/go1_20_syscall_freebsd_386.go
+++ b/stdlib/syscall/go1_22_syscall_freebsd_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_freebsd_amd64.go b/stdlib/syscall/go1_22_syscall_freebsd_amd64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_freebsd_amd64.go
rename to stdlib/syscall/go1_22_syscall_freebsd_amd64.go
index 76a6147ae..ef64d5eb7 100644
--- a/stdlib/syscall/go1_20_syscall_freebsd_amd64.go
+++ b/stdlib/syscall/go1_22_syscall_freebsd_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_freebsd_arm.go b/stdlib/syscall/go1_22_syscall_freebsd_arm.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_freebsd_arm.go
rename to stdlib/syscall/go1_22_syscall_freebsd_arm.go
index 29fdb8817..93b8c7225 100644
--- a/stdlib/syscall/go1_20_syscall_freebsd_arm.go
+++ b/stdlib/syscall/go1_22_syscall_freebsd_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_freebsd_arm64.go b/stdlib/syscall/go1_22_syscall_freebsd_arm64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_freebsd_arm64.go
rename to stdlib/syscall/go1_22_syscall_freebsd_arm64.go
index 08673f22b..8c903ce6a 100644
--- a/stdlib/syscall/go1_20_syscall_freebsd_arm64.go
+++ b/stdlib/syscall/go1_22_syscall_freebsd_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_freebsd_riscv64.go b/stdlib/syscall/go1_22_syscall_freebsd_riscv64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_freebsd_riscv64.go
rename to stdlib/syscall/go1_22_syscall_freebsd_riscv64.go
index 08673f22b..8c903ce6a 100644
--- a/stdlib/syscall/go1_20_syscall_freebsd_riscv64.go
+++ b/stdlib/syscall/go1_22_syscall_freebsd_riscv64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_illumos_amd64.go b/stdlib/syscall/go1_22_syscall_illumos_amd64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_illumos_amd64.go
rename to stdlib/syscall/go1_22_syscall_illumos_amd64.go
index 96168fd0f..f97d4d212 100644
--- a/stdlib/syscall/go1_20_syscall_illumos_amd64.go
+++ b/stdlib/syscall/go1_22_syscall_illumos_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21 && !solaris
-// +build go1.20,!go1.21,!solaris
+//go:build go1.22 && !solaris
+// +build go1.22,!solaris
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_ios_amd64.go b/stdlib/syscall/go1_22_syscall_ios_amd64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_ios_amd64.go
rename to stdlib/syscall/go1_22_syscall_ios_amd64.go
index eb67c1b2b..803beabbe 100644
--- a/stdlib/syscall/go1_20_syscall_ios_amd64.go
+++ b/stdlib/syscall/go1_22_syscall_ios_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_darwin_arm64.go b/stdlib/syscall/go1_22_syscall_ios_arm64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_darwin_arm64.go
rename to stdlib/syscall/go1_22_syscall_ios_arm64.go
index 219ed9091..5b0c578a1 100644
--- a/stdlib/syscall/go1_20_syscall_darwin_arm64.go
+++ b/stdlib/syscall/go1_22_syscall_ios_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_js_wasm.go b/stdlib/syscall/go1_22_syscall_js_wasm.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_js_wasm.go
rename to stdlib/syscall/go1_22_syscall_js_wasm.go
index 03acdd8f5..8c4b1c898 100644
--- a/stdlib/syscall/go1_20_syscall_js_wasm.go
+++ b/stdlib/syscall/go1_22_syscall_js_wasm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
@@ -241,8 +241,8 @@ func init() {
 		"SOCK_RAW":            reflect.ValueOf(constant.MakeFromLiteral("3", token.INT, 0)),
 		"SOCK_SEQPACKET":      reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
 		"SOCK_STREAM":         reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
-		"SOMAXCONN":           reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
-		"SO_ERROR":            reflect.ValueOf(constant.MakeFromLiteral("3", token.INT, 0)),
+		"SOMAXCONN":           reflect.ValueOf(constant.MakeFromLiteral("128", token.INT, 0)),
+		"SO_ERROR":            reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
 		"SYS_FCNTL":           reflect.ValueOf(constant.MakeFromLiteral("500", token.INT, 0)),
 		"S_IEXEC":             reflect.ValueOf(constant.MakeFromLiteral("64", token.INT, 0)),
 		"S_IFBLK":             reflect.ValueOf(constant.MakeFromLiteral("24576", token.INT, 0)),
diff --git a/stdlib/syscall/go1_20_syscall_android_386.go b/stdlib/syscall/go1_22_syscall_linux_386.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_android_386.go
rename to stdlib/syscall/go1_22_syscall_linux_386.go
index 140371969..56efb6410 100644
--- a/stdlib/syscall/go1_20_syscall_android_386.go
+++ b/stdlib/syscall/go1_22_syscall_linux_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21 && !linux
-// +build go1.20,!go1.21,!linux
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_android_amd64.go b/stdlib/syscall/go1_22_syscall_linux_amd64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_android_amd64.go
rename to stdlib/syscall/go1_22_syscall_linux_amd64.go
index e15fdd668..863c99bd1 100644
--- a/stdlib/syscall/go1_20_syscall_android_amd64.go
+++ b/stdlib/syscall/go1_22_syscall_linux_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21 && !linux
-// +build go1.20,!go1.21,!linux
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_android_arm.go b/stdlib/syscall/go1_22_syscall_linux_arm.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_android_arm.go
rename to stdlib/syscall/go1_22_syscall_linux_arm.go
index 8cfdde802..0a084b9fb 100644
--- a/stdlib/syscall/go1_20_syscall_android_arm.go
+++ b/stdlib/syscall/go1_22_syscall_linux_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21 && !linux
-// +build go1.20,!go1.21,!linux
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_android_arm64.go b/stdlib/syscall/go1_22_syscall_linux_arm64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_android_arm64.go
rename to stdlib/syscall/go1_22_syscall_linux_arm64.go
index ffe6f9702..b0446fccd 100644
--- a/stdlib/syscall/go1_20_syscall_android_arm64.go
+++ b/stdlib/syscall/go1_22_syscall_linux_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21 && !linux
-// +build go1.20,!go1.21,!linux
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_linux_loong64.go b/stdlib/syscall/go1_22_syscall_linux_loong64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_linux_loong64.go
rename to stdlib/syscall/go1_22_syscall_linux_loong64.go
index aba01e023..2ae337fc0 100644
--- a/stdlib/syscall/go1_20_syscall_linux_loong64.go
+++ b/stdlib/syscall/go1_22_syscall_linux_loong64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_linux_mipsle.go b/stdlib/syscall/go1_22_syscall_linux_mips.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_linux_mipsle.go
rename to stdlib/syscall/go1_22_syscall_linux_mips.go
index 1096f468b..dda8746b6 100644
--- a/stdlib/syscall/go1_20_syscall_linux_mipsle.go
+++ b/stdlib/syscall/go1_22_syscall_linux_mips.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_linux_mips64le.go b/stdlib/syscall/go1_22_syscall_linux_mips64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_linux_mips64le.go
rename to stdlib/syscall/go1_22_syscall_linux_mips64.go
index 45517878b..e4f683733 100644
--- a/stdlib/syscall/go1_20_syscall_linux_mips64le.go
+++ b/stdlib/syscall/go1_22_syscall_linux_mips64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_linux_mips64.go b/stdlib/syscall/go1_22_syscall_linux_mips64le.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_linux_mips64.go
rename to stdlib/syscall/go1_22_syscall_linux_mips64le.go
index 45517878b..e4f683733 100644
--- a/stdlib/syscall/go1_20_syscall_linux_mips64.go
+++ b/stdlib/syscall/go1_22_syscall_linux_mips64le.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_linux_mips.go b/stdlib/syscall/go1_22_syscall_linux_mipsle.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_linux_mips.go
rename to stdlib/syscall/go1_22_syscall_linux_mipsle.go
index 1096f468b..dda8746b6 100644
--- a/stdlib/syscall/go1_20_syscall_linux_mips.go
+++ b/stdlib/syscall/go1_22_syscall_linux_mipsle.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_linux_ppc64.go b/stdlib/syscall/go1_22_syscall_linux_ppc64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_linux_ppc64.go
rename to stdlib/syscall/go1_22_syscall_linux_ppc64.go
index f8d38e201..f6e3ff04f 100644
--- a/stdlib/syscall/go1_20_syscall_linux_ppc64.go
+++ b/stdlib/syscall/go1_22_syscall_linux_ppc64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_linux_ppc64le.go b/stdlib/syscall/go1_22_syscall_linux_ppc64le.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_linux_ppc64le.go
rename to stdlib/syscall/go1_22_syscall_linux_ppc64le.go
index 86e6d79b5..141140437 100644
--- a/stdlib/syscall/go1_20_syscall_linux_ppc64le.go
+++ b/stdlib/syscall/go1_22_syscall_linux_ppc64le.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_linux_riscv64.go b/stdlib/syscall/go1_22_syscall_linux_riscv64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_linux_riscv64.go
rename to stdlib/syscall/go1_22_syscall_linux_riscv64.go
index f7e35be89..fdeed4dd3 100644
--- a/stdlib/syscall/go1_20_syscall_linux_riscv64.go
+++ b/stdlib/syscall/go1_22_syscall_linux_riscv64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_linux_s390x.go b/stdlib/syscall/go1_22_syscall_linux_s390x.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_linux_s390x.go
rename to stdlib/syscall/go1_22_syscall_linux_s390x.go
index 7db53fe43..34467dd09 100644
--- a/stdlib/syscall/go1_20_syscall_linux_s390x.go
+++ b/stdlib/syscall/go1_22_syscall_linux_s390x.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_netbsd_386.go b/stdlib/syscall/go1_22_syscall_netbsd_386.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_netbsd_386.go
rename to stdlib/syscall/go1_22_syscall_netbsd_386.go
index ee23da54c..d581f87e2 100644
--- a/stdlib/syscall/go1_20_syscall_netbsd_386.go
+++ b/stdlib/syscall/go1_22_syscall_netbsd_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_netbsd_amd64.go b/stdlib/syscall/go1_22_syscall_netbsd_amd64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_netbsd_amd64.go
rename to stdlib/syscall/go1_22_syscall_netbsd_amd64.go
index d984291fe..2b1479062 100644
--- a/stdlib/syscall/go1_20_syscall_netbsd_amd64.go
+++ b/stdlib/syscall/go1_22_syscall_netbsd_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_netbsd_arm.go b/stdlib/syscall/go1_22_syscall_netbsd_arm.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_netbsd_arm.go
rename to stdlib/syscall/go1_22_syscall_netbsd_arm.go
index 86f05614e..f604bf48e 100644
--- a/stdlib/syscall/go1_20_syscall_netbsd_arm.go
+++ b/stdlib/syscall/go1_22_syscall_netbsd_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_netbsd_arm64.go b/stdlib/syscall/go1_22_syscall_netbsd_arm64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_netbsd_arm64.go
rename to stdlib/syscall/go1_22_syscall_netbsd_arm64.go
index d984291fe..2b1479062 100644
--- a/stdlib/syscall/go1_20_syscall_netbsd_arm64.go
+++ b/stdlib/syscall/go1_22_syscall_netbsd_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_openbsd_386.go b/stdlib/syscall/go1_22_syscall_openbsd_386.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_openbsd_386.go
rename to stdlib/syscall/go1_22_syscall_openbsd_386.go
index ad4a5fa78..9359d40ee 100644
--- a/stdlib/syscall/go1_20_syscall_openbsd_386.go
+++ b/stdlib/syscall/go1_22_syscall_openbsd_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_openbsd_amd64.go b/stdlib/syscall/go1_22_syscall_openbsd_amd64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_openbsd_amd64.go
rename to stdlib/syscall/go1_22_syscall_openbsd_amd64.go
index f86f8c998..6d53223f3 100644
--- a/stdlib/syscall/go1_20_syscall_openbsd_amd64.go
+++ b/stdlib/syscall/go1_22_syscall_openbsd_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_openbsd_arm.go b/stdlib/syscall/go1_22_syscall_openbsd_arm.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_openbsd_arm.go
rename to stdlib/syscall/go1_22_syscall_openbsd_arm.go
index c4f5a472e..7644a106d 100644
--- a/stdlib/syscall/go1_20_syscall_openbsd_arm.go
+++ b/stdlib/syscall/go1_22_syscall_openbsd_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_openbsd_arm64.go b/stdlib/syscall/go1_22_syscall_openbsd_arm64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_openbsd_arm64.go
rename to stdlib/syscall/go1_22_syscall_openbsd_arm64.go
index 6343fae98..7ad952281 100644
--- a/stdlib/syscall/go1_20_syscall_openbsd_arm64.go
+++ b/stdlib/syscall/go1_22_syscall_openbsd_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_openbsd_mips64.go b/stdlib/syscall/go1_22_syscall_openbsd_ppc64.go
similarity index 98%
rename from stdlib/syscall/go1_20_syscall_openbsd_mips64.go
rename to stdlib/syscall/go1_22_syscall_openbsd_ppc64.go
index 63bb1c2ee..617721857 100644
--- a/stdlib/syscall/go1_20_syscall_openbsd_mips64.go
+++ b/stdlib/syscall/go1_22_syscall_openbsd_ppc64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
@@ -118,6 +118,12 @@ func init() {
 		"BPF_FILDROP_CAPTURE":               reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
 		"BPF_FILDROP_DROP":                  reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
 		"BPF_FILDROP_PASS":                  reflect.ValueOf(constant.MakeFromLiteral("0", token.INT, 0)),
+		"BPF_F_DIR_IN":                      reflect.ValueOf(constant.MakeFromLiteral("16", token.INT, 0)),
+		"BPF_F_DIR_MASK":                    reflect.ValueOf(constant.MakeFromLiteral("48", token.INT, 0)),
+		"BPF_F_DIR_OUT":                     reflect.ValueOf(constant.MakeFromLiteral("32", token.INT, 0)),
+		"BPF_F_DIR_SHIFT":                   reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
+		"BPF_F_FLOWID":                      reflect.ValueOf(constant.MakeFromLiteral("8", token.INT, 0)),
+		"BPF_F_PRI_MASK":                    reflect.ValueOf(constant.MakeFromLiteral("7", token.INT, 0)),
 		"BPF_H":                             reflect.ValueOf(constant.MakeFromLiteral("8", token.INT, 0)),
 		"BPF_IMM":                           reflect.ValueOf(constant.MakeFromLiteral("0", token.INT, 0)),
 		"BPF_IND":                           reflect.ValueOf(constant.MakeFromLiteral("64", token.INT, 0)),
@@ -146,6 +152,7 @@ func init() {
 		"BPF_OR":                            reflect.ValueOf(constant.MakeFromLiteral("64", token.INT, 0)),
 		"BPF_RELEASE":                       reflect.ValueOf(constant.MakeFromLiteral("199606", token.INT, 0)),
 		"BPF_RET":                           reflect.ValueOf(constant.MakeFromLiteral("6", token.INT, 0)),
+		"BPF_RND":                           reflect.ValueOf(constant.MakeFromLiteral("192", token.INT, 0)),
 		"BPF_RSH":                           reflect.ValueOf(constant.MakeFromLiteral("112", token.INT, 0)),
 		"BPF_ST":                            reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
 		"BPF_STX":                           reflect.ValueOf(constant.MakeFromLiteral("3", token.INT, 0)),
@@ -349,6 +356,8 @@ func init() {
 		"ESPIPE":                            reflect.ValueOf(syscall.ESPIPE),
 		"ESRCH":                             reflect.ValueOf(syscall.ESRCH),
 		"ESTALE":                            reflect.ValueOf(syscall.ESTALE),
+		"ETH64_8021_RSVD_MASK":              reflect.ValueOf(constant.MakeFromLiteral("281474976710640", token.INT, 0)),
+		"ETH64_8021_RSVD_PREFIX":            reflect.ValueOf(constant.MakeFromLiteral("1652522221568", token.INT, 0)),
 		"ETHERMIN":                          reflect.ValueOf(constant.MakeFromLiteral("46", token.INT, 0)),
 		"ETHERMTU":                          reflect.ValueOf(constant.MakeFromLiteral("1500", token.INT, 0)),
 		"ETHERTYPE_8023":                    reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
@@ -401,6 +410,7 @@ func init() {
 		"ETHERTYPE_DN":                      reflect.ValueOf(constant.MakeFromLiteral("24579", token.INT, 0)),
 		"ETHERTYPE_DOGFIGHT":                reflect.ValueOf(constant.MakeFromLiteral("6537", token.INT, 0)),
 		"ETHERTYPE_DSMD":                    reflect.ValueOf(constant.MakeFromLiteral("32825", token.INT, 0)),
+		"ETHERTYPE_EAPOL":                   reflect.ValueOf(constant.MakeFromLiteral("34958", token.INT, 0)),
 		"ETHERTYPE_ECMA":                    reflect.ValueOf(constant.MakeFromLiteral("2051", token.INT, 0)),
 		"ETHERTYPE_ENCRYPT":                 reflect.ValueOf(constant.MakeFromLiteral("32829", token.INT, 0)),
 		"ETHERTYPE_ES":                      reflect.ValueOf(constant.MakeFromLiteral("32861", token.INT, 0)),
@@ -461,15 +471,16 @@ func init() {
 		"ETHERTYPE_NCD":                     reflect.ValueOf(constant.MakeFromLiteral("33097", token.INT, 0)),
 		"ETHERTYPE_NESTAR":                  reflect.ValueOf(constant.MakeFromLiteral("32774", token.INT, 0)),
 		"ETHERTYPE_NETBEUI":                 reflect.ValueOf(constant.MakeFromLiteral("33169", token.INT, 0)),
+		"ETHERTYPE_NHRP":                    reflect.ValueOf(constant.MakeFromLiteral("8193", token.INT, 0)),
 		"ETHERTYPE_NOVELL":                  reflect.ValueOf(constant.MakeFromLiteral("33080", token.INT, 0)),
 		"ETHERTYPE_NS":                      reflect.ValueOf(constant.MakeFromLiteral("1536", token.INT, 0)),
 		"ETHERTYPE_NSAT":                    reflect.ValueOf(constant.MakeFromLiteral("1537", token.INT, 0)),
 		"ETHERTYPE_NSCOMPAT":                reflect.ValueOf(constant.MakeFromLiteral("2055", token.INT, 0)),
+		"ETHERTYPE_NSH":                     reflect.ValueOf(constant.MakeFromLiteral("38991", token.INT, 0)),
 		"ETHERTYPE_NTRAILER":                reflect.ValueOf(constant.MakeFromLiteral("16", token.INT, 0)),
 		"ETHERTYPE_OS9":                     reflect.ValueOf(constant.MakeFromLiteral("28679", token.INT, 0)),
 		"ETHERTYPE_OS9NET":                  reflect.ValueOf(constant.MakeFromLiteral("28681", token.INT, 0)),
 		"ETHERTYPE_PACER":                   reflect.ValueOf(constant.MakeFromLiteral("32966", token.INT, 0)),
-		"ETHERTYPE_PAE":                     reflect.ValueOf(constant.MakeFromLiteral("34958", token.INT, 0)),
 		"ETHERTYPE_PBB":                     reflect.ValueOf(constant.MakeFromLiteral("35047", token.INT, 0)),
 		"ETHERTYPE_PCS":                     reflect.ValueOf(constant.MakeFromLiteral("16962", token.INT, 0)),
 		"ETHERTYPE_PLANNING":                reflect.ValueOf(constant.MakeFromLiteral("32836", token.INT, 0)),
@@ -556,10 +567,11 @@ func init() {
 		"EUSERS":                            reflect.ValueOf(syscall.EUSERS),
 		"EVFILT_AIO":                        reflect.ValueOf(constant.MakeFromLiteral("-3", token.INT, 0)),
 		"EVFILT_DEVICE":                     reflect.ValueOf(constant.MakeFromLiteral("-8", token.INT, 0)),
+		"EVFILT_EXCEPT":                     reflect.ValueOf(constant.MakeFromLiteral("-9", token.INT, 0)),
 		"EVFILT_PROC":                       reflect.ValueOf(constant.MakeFromLiteral("-5", token.INT, 0)),
 		"EVFILT_READ":                       reflect.ValueOf(constant.MakeFromLiteral("-1", token.INT, 0)),
 		"EVFILT_SIGNAL":                     reflect.ValueOf(constant.MakeFromLiteral("-6", token.INT, 0)),
-		"EVFILT_SYSCOUNT":                   reflect.ValueOf(constant.MakeFromLiteral("8", token.INT, 0)),
+		"EVFILT_SYSCOUNT":                   reflect.ValueOf(constant.MakeFromLiteral("9", token.INT, 0)),
 		"EVFILT_TIMER":                      reflect.ValueOf(constant.MakeFromLiteral("-7", token.INT, 0)),
 		"EVFILT_VNODE":                      reflect.ValueOf(constant.MakeFromLiteral("-4", token.INT, 0)),
 		"EVFILT_WRITE":                      reflect.ValueOf(constant.MakeFromLiteral("-2", token.INT, 0)),
@@ -581,7 +593,7 @@ func init() {
 		"EV_FLAG1":                          reflect.ValueOf(constant.MakeFromLiteral("8192", token.INT, 0)),
 		"EV_ONESHOT":                        reflect.ValueOf(constant.MakeFromLiteral("16", token.INT, 0)),
 		"EV_RECEIPT":                        reflect.ValueOf(constant.MakeFromLiteral("64", token.INT, 0)),
-		"EV_SYSFLAGS":                       reflect.ValueOf(constant.MakeFromLiteral("61440", token.INT, 0)),
+		"EV_SYSFLAGS":                       reflect.ValueOf(constant.MakeFromLiteral("63488", token.INT, 0)),
 		"EWOULDBLOCK":                       reflect.ValueOf(syscall.EWOULDBLOCK),
 		"EXDEV":                             reflect.ValueOf(syscall.EXDEV),
 		"EXTA":                              reflect.ValueOf(constant.MakeFromLiteral("19200", token.INT, 0)),
@@ -890,6 +902,7 @@ func init() {
 		"IFT_VOICEOVERCABLE":                reflect.ValueOf(constant.MakeFromLiteral("198", token.INT, 0)),
 		"IFT_VOICEOVERFRAMERELAY":           reflect.ValueOf(constant.MakeFromLiteral("153", token.INT, 0)),
 		"IFT_VOICEOVERIP":                   reflect.ValueOf(constant.MakeFromLiteral("104", token.INT, 0)),
+		"IFT_WIREGUARD":                     reflect.ValueOf(constant.MakeFromLiteral("251", token.INT, 0)),
 		"IFT_X213":                          reflect.ValueOf(constant.MakeFromLiteral("93", token.INT, 0)),
 		"IFT_X25":                           reflect.ValueOf(constant.MakeFromLiteral("5", token.INT, 0)),
 		"IFT_X25DDN":                        reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
@@ -955,6 +968,7 @@ func init() {
 		"IPPROTO_RAW":                       reflect.ValueOf(constant.MakeFromLiteral("255", token.INT, 0)),
 		"IPPROTO_ROUTING":                   reflect.ValueOf(constant.MakeFromLiteral("43", token.INT, 0)),
 		"IPPROTO_RSVP":                      reflect.ValueOf(constant.MakeFromLiteral("46", token.INT, 0)),
+		"IPPROTO_SCTP":                      reflect.ValueOf(constant.MakeFromLiteral("132", token.INT, 0)),
 		"IPPROTO_TCP":                       reflect.ValueOf(constant.MakeFromLiteral("6", token.INT, 0)),
 		"IPPROTO_TP":                        reflect.ValueOf(constant.MakeFromLiteral("29", token.INT, 0)),
 		"IPPROTO_UDP":                       reflect.ValueOf(constant.MakeFromLiteral("17", token.INT, 0)),
@@ -1122,6 +1136,7 @@ func init() {
 		"MSG_PEEK":                          reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
 		"MSG_TRUNC":                         reflect.ValueOf(constant.MakeFromLiteral("16", token.INT, 0)),
 		"MSG_WAITALL":                       reflect.ValueOf(constant.MakeFromLiteral("64", token.INT, 0)),
+		"MSG_WAITFORONE":                    reflect.ValueOf(constant.MakeFromLiteral("4096", token.INT, 0)),
 		"MS_ASYNC":                          reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
 		"MS_INVALIDATE":                     reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
 		"MS_SYNC":                           reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
@@ -1135,7 +1150,8 @@ func init() {
 		"NET_RT_FLAGS":                      reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
 		"NET_RT_IFLIST":                     reflect.ValueOf(constant.MakeFromLiteral("3", token.INT, 0)),
 		"NET_RT_IFNAMES":                    reflect.ValueOf(constant.MakeFromLiteral("6", token.INT, 0)),
-		"NET_RT_MAXID":                      reflect.ValueOf(constant.MakeFromLiteral("7", token.INT, 0)),
+		"NET_RT_MAXID":                      reflect.ValueOf(constant.MakeFromLiteral("8", token.INT, 0)),
+		"NET_RT_SOURCE":                     reflect.ValueOf(constant.MakeFromLiteral("7", token.INT, 0)),
 		"NET_RT_STATS":                      reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
 		"NET_RT_TABLE":                      reflect.ValueOf(constant.MakeFromLiteral("5", token.INT, 0)),
 		"NOFLSH":                            reflect.ValueOf(constant.MakeFromLiteral("2147483648", token.INT, 0)),
@@ -1150,6 +1166,7 @@ func init() {
 		"NOTE_FORK":                         reflect.ValueOf(constant.MakeFromLiteral("1073741824", token.INT, 0)),
 		"NOTE_LINK":                         reflect.ValueOf(constant.MakeFromLiteral("16", token.INT, 0)),
 		"NOTE_LOWAT":                        reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
+		"NOTE_OOB":                          reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
 		"NOTE_PCTRLMASK":                    reflect.ValueOf(constant.MakeFromLiteral("4026531840", token.INT, 0)),
 		"NOTE_PDATAMASK":                    reflect.ValueOf(constant.MakeFromLiteral("1048575", token.INT, 0)),
 		"NOTE_RENAME":                       reflect.ValueOf(constant.MakeFromLiteral("32", token.INT, 0)),
@@ -1299,7 +1316,7 @@ func init() {
 		"RTM_PROPOSAL":                      reflect.ValueOf(constant.MakeFromLiteral("19", token.INT, 0)),
 		"RTM_REDIRECT":                      reflect.ValueOf(constant.MakeFromLiteral("6", token.INT, 0)),
 		"RTM_RESOLVE":                       reflect.ValueOf(constant.MakeFromLiteral("11", token.INT, 0)),
-		"RTM_RTTUNIT":                       reflect.ValueOf(constant.MakeFromLiteral("1000000", token.INT, 0)),
+		"RTM_SOURCE":                        reflect.ValueOf(constant.MakeFromLiteral("22", token.INT, 0)),
 		"RTM_VERSION":                       reflect.ValueOf(constant.MakeFromLiteral("5", token.INT, 0)),
 		"RTV_EXPIRE":                        reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
 		"RTV_HOPCOUNT":                      reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
@@ -1375,30 +1392,30 @@ func init() {
 		"SIOCBRDGDELS":                      reflect.ValueOf(constant.MakeFromLiteral("2153802050", token.INT, 0)),
 		"SIOCBRDGFLUSH":                     reflect.ValueOf(constant.MakeFromLiteral("2153802056", token.INT, 0)),
 		"SIOCBRDGFRL":                       reflect.ValueOf(constant.MakeFromLiteral("2156685646", token.INT, 0)),
-		"SIOCBRDGGCACHE":                    reflect.ValueOf(constant.MakeFromLiteral("3222825281", token.INT, 0)),
-		"SIOCBRDGGFD":                       reflect.ValueOf(constant.MakeFromLiteral("3222825298", token.INT, 0)),
-		"SIOCBRDGGHT":                       reflect.ValueOf(constant.MakeFromLiteral("3222825297", token.INT, 0)),
+		"SIOCBRDGGCACHE":                    reflect.ValueOf(constant.MakeFromLiteral("3222563137", token.INT, 0)),
+		"SIOCBRDGGFD":                       reflect.ValueOf(constant.MakeFromLiteral("3222563154", token.INT, 0)),
+		"SIOCBRDGGHT":                       reflect.ValueOf(constant.MakeFromLiteral("3222563153", token.INT, 0)),
 		"SIOCBRDGGIFFLGS":                   reflect.ValueOf(constant.MakeFromLiteral("3227543870", token.INT, 0)),
-		"SIOCBRDGGMA":                       reflect.ValueOf(constant.MakeFromLiteral("3222825299", token.INT, 0)),
+		"SIOCBRDGGMA":                       reflect.ValueOf(constant.MakeFromLiteral("3222563155", token.INT, 0)),
 		"SIOCBRDGGPARAM":                    reflect.ValueOf(constant.MakeFromLiteral("3225446744", token.INT, 0)),
-		"SIOCBRDGGPRI":                      reflect.ValueOf(constant.MakeFromLiteral("3222825296", token.INT, 0)),
+		"SIOCBRDGGPRI":                      reflect.ValueOf(constant.MakeFromLiteral("3222563152", token.INT, 0)),
 		"SIOCBRDGGRL":                       reflect.ValueOf(constant.MakeFromLiteral("3224398159", token.INT, 0)),
-		"SIOCBRDGGTO":                       reflect.ValueOf(constant.MakeFromLiteral("3222825286", token.INT, 0)),
+		"SIOCBRDGGTO":                       reflect.ValueOf(constant.MakeFromLiteral("3222563142", token.INT, 0)),
 		"SIOCBRDGIFS":                       reflect.ValueOf(constant.MakeFromLiteral("3227543874", token.INT, 0)),
 		"SIOCBRDGRTS":                       reflect.ValueOf(constant.MakeFromLiteral("3223349571", token.INT, 0)),
 		"SIOCBRDGSADDR":                     reflect.ValueOf(constant.MakeFromLiteral("3240651076", token.INT, 0)),
-		"SIOCBRDGSCACHE":                    reflect.ValueOf(constant.MakeFromLiteral("2149083456", token.INT, 0)),
-		"SIOCBRDGSFD":                       reflect.ValueOf(constant.MakeFromLiteral("2149083474", token.INT, 0)),
-		"SIOCBRDGSHT":                       reflect.ValueOf(constant.MakeFromLiteral("2149083473", token.INT, 0)),
+		"SIOCBRDGSCACHE":                    reflect.ValueOf(constant.MakeFromLiteral("2148821312", token.INT, 0)),
+		"SIOCBRDGSFD":                       reflect.ValueOf(constant.MakeFromLiteral("2148821330", token.INT, 0)),
+		"SIOCBRDGSHT":                       reflect.ValueOf(constant.MakeFromLiteral("2148821329", token.INT, 0)),
 		"SIOCBRDGSIFCOST":                   reflect.ValueOf(constant.MakeFromLiteral("2153802069", token.INT, 0)),
 		"SIOCBRDGSIFFLGS":                   reflect.ValueOf(constant.MakeFromLiteral("2153802047", token.INT, 0)),
 		"SIOCBRDGSIFPRIO":                   reflect.ValueOf(constant.MakeFromLiteral("2153802068", token.INT, 0)),
 		"SIOCBRDGSIFPROT":                   reflect.ValueOf(constant.MakeFromLiteral("2153802058", token.INT, 0)),
-		"SIOCBRDGSMA":                       reflect.ValueOf(constant.MakeFromLiteral("2149083475", token.INT, 0)),
-		"SIOCBRDGSPRI":                      reflect.ValueOf(constant.MakeFromLiteral("2149083472", token.INT, 0)),
-		"SIOCBRDGSPROTO":                    reflect.ValueOf(constant.MakeFromLiteral("2149083482", token.INT, 0)),
-		"SIOCBRDGSTO":                       reflect.ValueOf(constant.MakeFromLiteral("2149083461", token.INT, 0)),
-		"SIOCBRDGSTXHC":                     reflect.ValueOf(constant.MakeFromLiteral("2149083481", token.INT, 0)),
+		"SIOCBRDGSMA":                       reflect.ValueOf(constant.MakeFromLiteral("2148821331", token.INT, 0)),
+		"SIOCBRDGSPRI":                      reflect.ValueOf(constant.MakeFromLiteral("2148821328", token.INT, 0)),
+		"SIOCBRDGSPROTO":                    reflect.ValueOf(constant.MakeFromLiteral("2148821338", token.INT, 0)),
+		"SIOCBRDGSTO":                       reflect.ValueOf(constant.MakeFromLiteral("2148821317", token.INT, 0)),
+		"SIOCBRDGSTXHC":                     reflect.ValueOf(constant.MakeFromLiteral("2148821337", token.INT, 0)),
 		"SIOCDELLABEL":                      reflect.ValueOf(constant.MakeFromLiteral("2149607831", token.INT, 0)),
 		"SIOCDELMULTI":                      reflect.ValueOf(constant.MakeFromLiteral("2149607730", token.INT, 0)),
 		"SIOCDIFADDR":                       reflect.ValueOf(constant.MakeFromLiteral("2149607705", token.INT, 0)),
@@ -1505,11 +1522,6 @@ func init() {
 		"SIOCSVH":                           reflect.ValueOf(constant.MakeFromLiteral("3223349749", token.INT, 0)),
 		"SIOCSVNETFLOWID":                   reflect.ValueOf(constant.MakeFromLiteral("2149607875", token.INT, 0)),
 		"SIOCSVNETID":                       reflect.ValueOf(constant.MakeFromLiteral("2149607846", token.INT, 0)),
-		"SIOCSWGDPID":                       reflect.ValueOf(constant.MakeFromLiteral("3222825307", token.INT, 0)),
-		"SIOCSWGMAXFLOW":                    reflect.ValueOf(constant.MakeFromLiteral("3222825312", token.INT, 0)),
-		"SIOCSWGMAXGROUP":                   reflect.ValueOf(constant.MakeFromLiteral("3222825309", token.INT, 0)),
-		"SIOCSWSDPID":                       reflect.ValueOf(constant.MakeFromLiteral("2149083484", token.INT, 0)),
-		"SIOCSWSPORTNO":                     reflect.ValueOf(constant.MakeFromLiteral("3227543903", token.INT, 0)),
 		"SOCK_CLOEXEC":                      reflect.ValueOf(constant.MakeFromLiteral("32768", token.INT, 0)),
 		"SOCK_DGRAM":                        reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
 		"SOCK_DNS":                          reflect.ValueOf(constant.MakeFromLiteral("4096", token.INT, 0)),
@@ -1589,7 +1601,7 @@ func init() {
 		"SYS_FSTATAT":                       reflect.ValueOf(constant.MakeFromLiteral("42", token.INT, 0)),
 		"SYS_FSTATFS":                       reflect.ValueOf(constant.MakeFromLiteral("64", token.INT, 0)),
 		"SYS_FSYNC":                         reflect.ValueOf(constant.MakeFromLiteral("95", token.INT, 0)),
-		"SYS_FTRUNCATE":                     reflect.ValueOf(constant.MakeFromLiteral("201", token.INT, 0)),
+		"SYS_FTRUNCATE":                     reflect.ValueOf(constant.MakeFromLiteral("168", token.INT, 0)),
 		"SYS_FUTEX":                         reflect.ValueOf(constant.MakeFromLiteral("83", token.INT, 0)),
 		"SYS_FUTIMENS":                      reflect.ValueOf(constant.MakeFromLiteral("85", token.INT, 0)),
 		"SYS_FUTIMES":                       reflect.ValueOf(constant.MakeFromLiteral("77", token.INT, 0)),
@@ -1632,7 +1644,7 @@ func init() {
 		"SYS_LINK":                          reflect.ValueOf(constant.MakeFromLiteral("9", token.INT, 0)),
 		"SYS_LINKAT":                        reflect.ValueOf(constant.MakeFromLiteral("317", token.INT, 0)),
 		"SYS_LISTEN":                        reflect.ValueOf(constant.MakeFromLiteral("106", token.INT, 0)),
-		"SYS_LSEEK":                         reflect.ValueOf(constant.MakeFromLiteral("199", token.INT, 0)),
+		"SYS_LSEEK":                         reflect.ValueOf(constant.MakeFromLiteral("166", token.INT, 0)),
 		"SYS_LSTAT":                         reflect.ValueOf(constant.MakeFromLiteral("40", token.INT, 0)),
 		"SYS_MADVISE":                       reflect.ValueOf(constant.MakeFromLiteral("75", token.INT, 0)),
 		"SYS_MINHERIT":                      reflect.ValueOf(constant.MakeFromLiteral("250", token.INT, 0)),
@@ -1644,10 +1656,10 @@ func init() {
 		"SYS_MKNODAT":                       reflect.ValueOf(constant.MakeFromLiteral("320", token.INT, 0)),
 		"SYS_MLOCK":                         reflect.ValueOf(constant.MakeFromLiteral("203", token.INT, 0)),
 		"SYS_MLOCKALL":                      reflect.ValueOf(constant.MakeFromLiteral("271", token.INT, 0)),
-		"SYS_MMAP":                          reflect.ValueOf(constant.MakeFromLiteral("197", token.INT, 0)),
+		"SYS_MMAP":                          reflect.ValueOf(constant.MakeFromLiteral("49", token.INT, 0)),
 		"SYS_MOUNT":                         reflect.ValueOf(constant.MakeFromLiteral("21", token.INT, 0)),
 		"SYS_MPROTECT":                      reflect.ValueOf(constant.MakeFromLiteral("74", token.INT, 0)),
-		"SYS_MQUERY":                        reflect.ValueOf(constant.MakeFromLiteral("286", token.INT, 0)),
+		"SYS_MQUERY":                        reflect.ValueOf(constant.MakeFromLiteral("78", token.INT, 0)),
 		"SYS_MSGCTL":                        reflect.ValueOf(constant.MakeFromLiteral("297", token.INT, 0)),
 		"SYS_MSGGET":                        reflect.ValueOf(constant.MakeFromLiteral("225", token.INT, 0)),
 		"SYS_MSGRCV":                        reflect.ValueOf(constant.MakeFromLiteral("227", token.INT, 0)),
@@ -1662,19 +1674,28 @@ func init() {
 		"SYS_OBREAK":                        reflect.ValueOf(constant.MakeFromLiteral("17", token.INT, 0)),
 		"SYS_OPEN":                          reflect.ValueOf(constant.MakeFromLiteral("5", token.INT, 0)),
 		"SYS_OPENAT":                        reflect.ValueOf(constant.MakeFromLiteral("321", token.INT, 0)),
+		"SYS_PAD_FTRUNCATE":                 reflect.ValueOf(constant.MakeFromLiteral("201", token.INT, 0)),
+		"SYS_PAD_LSEEK":                     reflect.ValueOf(constant.MakeFromLiteral("199", token.INT, 0)),
+		"SYS_PAD_MMAP":                      reflect.ValueOf(constant.MakeFromLiteral("197", token.INT, 0)),
+		"SYS_PAD_MQUERY":                    reflect.ValueOf(constant.MakeFromLiteral("286", token.INT, 0)),
+		"SYS_PAD_PREAD":                     reflect.ValueOf(constant.MakeFromLiteral("173", token.INT, 0)),
+		"SYS_PAD_PREADV":                    reflect.ValueOf(constant.MakeFromLiteral("267", token.INT, 0)),
+		"SYS_PAD_PWRITE":                    reflect.ValueOf(constant.MakeFromLiteral("174", token.INT, 0)),
+		"SYS_PAD_PWRITEV":                   reflect.ValueOf(constant.MakeFromLiteral("268", token.INT, 0)),
+		"SYS_PAD_TRUNCATE":                  reflect.ValueOf(constant.MakeFromLiteral("200", token.INT, 0)),
 		"SYS_PATHCONF":                      reflect.ValueOf(constant.MakeFromLiteral("191", token.INT, 0)),
 		"SYS_PIPE":                          reflect.ValueOf(constant.MakeFromLiteral("263", token.INT, 0)),
 		"SYS_PIPE2":                         reflect.ValueOf(constant.MakeFromLiteral("101", token.INT, 0)),
 		"SYS_PLEDGE":                        reflect.ValueOf(constant.MakeFromLiteral("108", token.INT, 0)),
 		"SYS_POLL":                          reflect.ValueOf(constant.MakeFromLiteral("252", token.INT, 0)),
 		"SYS_PPOLL":                         reflect.ValueOf(constant.MakeFromLiteral("109", token.INT, 0)),
-		"SYS_PREAD":                         reflect.ValueOf(constant.MakeFromLiteral("173", token.INT, 0)),
-		"SYS_PREADV":                        reflect.ValueOf(constant.MakeFromLiteral("267", token.INT, 0)),
+		"SYS_PREAD":                         reflect.ValueOf(constant.MakeFromLiteral("169", token.INT, 0)),
+		"SYS_PREADV":                        reflect.ValueOf(constant.MakeFromLiteral("171", token.INT, 0)),
 		"SYS_PROFIL":                        reflect.ValueOf(constant.MakeFromLiteral("44", token.INT, 0)),
 		"SYS_PSELECT":                       reflect.ValueOf(constant.MakeFromLiteral("110", token.INT, 0)),
 		"SYS_PTRACE":                        reflect.ValueOf(constant.MakeFromLiteral("26", token.INT, 0)),
-		"SYS_PWRITE":                        reflect.ValueOf(constant.MakeFromLiteral("174", token.INT, 0)),
-		"SYS_PWRITEV":                       reflect.ValueOf(constant.MakeFromLiteral("268", token.INT, 0)),
+		"SYS_PWRITE":                        reflect.ValueOf(constant.MakeFromLiteral("170", token.INT, 0)),
+		"SYS_PWRITEV":                       reflect.ValueOf(constant.MakeFromLiteral("172", token.INT, 0)),
 		"SYS_QUOTACTL":                      reflect.ValueOf(constant.MakeFromLiteral("148", token.INT, 0)),
 		"SYS_READ":                          reflect.ValueOf(constant.MakeFromLiteral("3", token.INT, 0)),
 		"SYS_READLINK":                      reflect.ValueOf(constant.MakeFromLiteral("58", token.INT, 0)),
@@ -1682,6 +1703,7 @@ func init() {
 		"SYS_READV":                         reflect.ValueOf(constant.MakeFromLiteral("120", token.INT, 0)),
 		"SYS_REBOOT":                        reflect.ValueOf(constant.MakeFromLiteral("55", token.INT, 0)),
 		"SYS_RECVFROM":                      reflect.ValueOf(constant.MakeFromLiteral("29", token.INT, 0)),
+		"SYS_RECVMMSG":                      reflect.ValueOf(constant.MakeFromLiteral("116", token.INT, 0)),
 		"SYS_RECVMSG":                       reflect.ValueOf(constant.MakeFromLiteral("27", token.INT, 0)),
 		"SYS_RENAME":                        reflect.ValueOf(constant.MakeFromLiteral("128", token.INT, 0)),
 		"SYS_RENAMEAT":                      reflect.ValueOf(constant.MakeFromLiteral("323", token.INT, 0)),
@@ -1691,6 +1713,7 @@ func init() {
 		"SYS_SELECT":                        reflect.ValueOf(constant.MakeFromLiteral("71", token.INT, 0)),
 		"SYS_SEMGET":                        reflect.ValueOf(constant.MakeFromLiteral("221", token.INT, 0)),
 		"SYS_SEMOP":                         reflect.ValueOf(constant.MakeFromLiteral("290", token.INT, 0)),
+		"SYS_SENDMMSG":                      reflect.ValueOf(constant.MakeFromLiteral("117", token.INT, 0)),
 		"SYS_SENDMSG":                       reflect.ValueOf(constant.MakeFromLiteral("28", token.INT, 0)),
 		"SYS_SENDSYSLOG":                    reflect.ValueOf(constant.MakeFromLiteral("112", token.INT, 0)),
 		"SYS_SENDTO":                        reflect.ValueOf(constant.MakeFromLiteral("133", token.INT, 0)),
@@ -1734,7 +1757,7 @@ func init() {
 		"SYS_SYSARCH":                       reflect.ValueOf(constant.MakeFromLiteral("165", token.INT, 0)),
 		"SYS_SYSCTL":                        reflect.ValueOf(constant.MakeFromLiteral("202", token.INT, 0)),
 		"SYS_THRKILL":                       reflect.ValueOf(constant.MakeFromLiteral("119", token.INT, 0)),
-		"SYS_TRUNCATE":                      reflect.ValueOf(constant.MakeFromLiteral("200", token.INT, 0)),
+		"SYS_TRUNCATE":                      reflect.ValueOf(constant.MakeFromLiteral("167", token.INT, 0)),
 		"SYS_UMASK":                         reflect.ValueOf(constant.MakeFromLiteral("60", token.INT, 0)),
 		"SYS_UNLINK":                        reflect.ValueOf(constant.MakeFromLiteral("10", token.INT, 0)),
 		"SYS_UNLINKAT":                      reflect.ValueOf(constant.MakeFromLiteral("325", token.INT, 0)),
@@ -1747,6 +1770,7 @@ func init() {
 		"SYS_WAIT4":                         reflect.ValueOf(constant.MakeFromLiteral("11", token.INT, 0)),
 		"SYS_WRITE":                         reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
 		"SYS_WRITEV":                        reflect.ValueOf(constant.MakeFromLiteral("121", token.INT, 0)),
+		"SYS_YPCONNECT":                     reflect.ValueOf(constant.MakeFromLiteral("150", token.INT, 0)),
 		"SYS___GETCWD":                      reflect.ValueOf(constant.MakeFromLiteral("304", token.INT, 0)),
 		"SYS___GET_TCB":                     reflect.ValueOf(constant.MakeFromLiteral("330", token.INT, 0)),
 		"SYS___REALPATH":                    reflect.ValueOf(constant.MakeFromLiteral("115", token.INT, 0)),
@@ -1814,7 +1838,7 @@ func init() {
 		"SetsockoptTimeval":                 reflect.ValueOf(syscall.SetsockoptTimeval),
 		"Settimeofday":                      reflect.ValueOf(syscall.Settimeofday),
 		"Setuid":                            reflect.ValueOf(syscall.Setuid),
-		"SizeofBpfHdr":                      reflect.ValueOf(constant.MakeFromLiteral("20", token.INT, 0)),
+		"SizeofBpfHdr":                      reflect.ValueOf(constant.MakeFromLiteral("24", token.INT, 0)),
 		"SizeofBpfInsn":                     reflect.ValueOf(constant.MakeFromLiteral("8", token.INT, 0)),
 		"SizeofBpfProgram":                  reflect.ValueOf(constant.MakeFromLiteral("16", token.INT, 0)),
 		"SizeofBpfStat":                     reflect.ValueOf(constant.MakeFromLiteral("8", token.INT, 0)),
@@ -1857,7 +1881,7 @@ func init() {
 		"TCIFLUSH":                          reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
 		"TCIOFLUSH":                         reflect.ValueOf(constant.MakeFromLiteral("3", token.INT, 0)),
 		"TCOFLUSH":                          reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
-		"TCP_MAXBURST":                      reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
+		"TCP_INFO":                          reflect.ValueOf(constant.MakeFromLiteral("9", token.INT, 0)),
 		"TCP_MAXSEG":                        reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
 		"TCP_MAXWIN":                        reflect.ValueOf(constant.MakeFromLiteral("65535", token.INT, 0)),
 		"TCP_MAX_SACK":                      reflect.ValueOf(constant.MakeFromLiteral("3", token.INT, 0)),
diff --git a/stdlib/syscall/go1_20_syscall_plan9_amd64.go b/stdlib/syscall/go1_22_syscall_plan9_386.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_plan9_amd64.go
rename to stdlib/syscall/go1_22_syscall_plan9_386.go
index 528665825..ea37092ea 100644
--- a/stdlib/syscall/go1_20_syscall_plan9_amd64.go
+++ b/stdlib/syscall/go1_22_syscall_plan9_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_plan9_arm.go b/stdlib/syscall/go1_22_syscall_plan9_amd64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_plan9_arm.go
rename to stdlib/syscall/go1_22_syscall_plan9_amd64.go
index 528665825..ea37092ea 100644
--- a/stdlib/syscall/go1_20_syscall_plan9_arm.go
+++ b/stdlib/syscall/go1_22_syscall_plan9_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_plan9_386.go b/stdlib/syscall/go1_22_syscall_plan9_arm.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_plan9_386.go
rename to stdlib/syscall/go1_22_syscall_plan9_arm.go
index 528665825..ea37092ea 100644
--- a/stdlib/syscall/go1_20_syscall_plan9_386.go
+++ b/stdlib/syscall/go1_22_syscall_plan9_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_solaris_amd64.go b/stdlib/syscall/go1_22_syscall_solaris_amd64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_solaris_amd64.go
rename to stdlib/syscall/go1_22_syscall_solaris_amd64.go
index 3e0e35917..ebaa94c08 100644
--- a/stdlib/syscall/go1_20_syscall_solaris_amd64.go
+++ b/stdlib/syscall/go1_22_syscall_solaris_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_22_syscall_wasip1_wasm.go b/stdlib/syscall/go1_22_syscall_wasip1_wasm.go
new file mode 100644
index 000000000..75aaad76f
--- /dev/null
+++ b/stdlib/syscall/go1_22_syscall_wasip1_wasm.go
@@ -0,0 +1,407 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package syscall
+
+import (
+	"go/constant"
+	"go/token"
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"AF_INET":                       reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
+		"AF_INET6":                      reflect.ValueOf(constant.MakeFromLiteral("3", token.INT, 0)),
+		"AF_UNIX":                       reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
+		"AF_UNSPEC":                     reflect.ValueOf(constant.MakeFromLiteral("0", token.INT, 0)),
+		"Accept":                        reflect.ValueOf(syscall.Accept),
+		"Bind":                          reflect.ValueOf(syscall.Bind),
+		"BytePtrFromString":             reflect.ValueOf(syscall.BytePtrFromString),
+		"ByteSliceFromString":           reflect.ValueOf(syscall.ByteSliceFromString),
+		"Chdir":                         reflect.ValueOf(syscall.Chdir),
+		"Chmod":                         reflect.ValueOf(syscall.Chmod),
+		"Chown":                         reflect.ValueOf(syscall.Chown),
+		"Clearenv":                      reflect.ValueOf(syscall.Clearenv),
+		"Close":                         reflect.ValueOf(syscall.Close),
+		"CloseOnExec":                   reflect.ValueOf(syscall.CloseOnExec),
+		"Connect":                       reflect.ValueOf(syscall.Connect),
+		"Dup":                           reflect.ValueOf(syscall.Dup),
+		"Dup2":                          reflect.ValueOf(syscall.Dup2),
+		"E2BIG":                         reflect.ValueOf(syscall.E2BIG),
+		"EACCES":                        reflect.ValueOf(syscall.EACCES),
+		"EADDRINUSE":                    reflect.ValueOf(syscall.EADDRINUSE),
+		"EADDRNOTAVAIL":                 reflect.ValueOf(syscall.EADDRNOTAVAIL),
+		"EAFNOSUPPORT":                  reflect.ValueOf(syscall.EAFNOSUPPORT),
+		"EAGAIN":                        reflect.ValueOf(syscall.EAGAIN),
+		"EALREADY":                      reflect.ValueOf(syscall.EALREADY),
+		"EBADF":                         reflect.ValueOf(syscall.EBADF),
+		"EBADMSG":                       reflect.ValueOf(syscall.EBADMSG),
+		"EBUSY":                         reflect.ValueOf(syscall.EBUSY),
+		"ECANCELED":                     reflect.ValueOf(syscall.ECANCELED),
+		"ECHILD":                        reflect.ValueOf(syscall.ECHILD),
+		"ECONNABORTED":                  reflect.ValueOf(syscall.ECONNABORTED),
+		"ECONNREFUSED":                  reflect.ValueOf(syscall.ECONNREFUSED),
+		"ECONNRESET":                    reflect.ValueOf(syscall.ECONNRESET),
+		"EDEADLK":                       reflect.ValueOf(syscall.EDEADLK),
+		"EDESTADDRREQ":                  reflect.ValueOf(syscall.EDESTADDRREQ),
+		"EDOM":                          reflect.ValueOf(syscall.EDOM),
+		"EDQUOT":                        reflect.ValueOf(syscall.EDQUOT),
+		"EEXIST":                        reflect.ValueOf(syscall.EEXIST),
+		"EFAULT":                        reflect.ValueOf(syscall.EFAULT),
+		"EFBIG":                         reflect.ValueOf(syscall.EFBIG),
+		"EHOSTUNREACH":                  reflect.ValueOf(syscall.EHOSTUNREACH),
+		"EIDRM":                         reflect.ValueOf(syscall.EIDRM),
+		"EILSEQ":                        reflect.ValueOf(syscall.EILSEQ),
+		"EINPROGRESS":                   reflect.ValueOf(syscall.EINPROGRESS),
+		"EINTR":                         reflect.ValueOf(syscall.EINTR),
+		"EINVAL":                        reflect.ValueOf(syscall.EINVAL),
+		"EIO":                           reflect.ValueOf(syscall.EIO),
+		"EISCONN":                       reflect.ValueOf(syscall.EISCONN),
+		"EISDIR":                        reflect.ValueOf(syscall.EISDIR),
+		"ELOOP":                         reflect.ValueOf(syscall.ELOOP),
+		"EMFILE":                        reflect.ValueOf(syscall.EMFILE),
+		"EMLINK":                        reflect.ValueOf(syscall.EMLINK),
+		"EMSGSIZE":                      reflect.ValueOf(syscall.EMSGSIZE),
+		"EMULTIHOP":                     reflect.ValueOf(syscall.EMULTIHOP),
+		"ENAMETOOLONG":                  reflect.ValueOf(syscall.ENAMETOOLONG),
+		"ENETDOWN":                      reflect.ValueOf(syscall.ENETDOWN),
+		"ENETRESET":                     reflect.ValueOf(syscall.ENETRESET),
+		"ENETUNREACH":                   reflect.ValueOf(syscall.ENETUNREACH),
+		"ENFILE":                        reflect.ValueOf(syscall.ENFILE),
+		"ENOBUFS":                       reflect.ValueOf(syscall.ENOBUFS),
+		"ENODEV":                        reflect.ValueOf(syscall.ENODEV),
+		"ENOENT":                        reflect.ValueOf(syscall.ENOENT),
+		"ENOEXEC":                       reflect.ValueOf(syscall.ENOEXEC),
+		"ENOLCK":                        reflect.ValueOf(syscall.ENOLCK),
+		"ENOLINK":                       reflect.ValueOf(syscall.ENOLINK),
+		"ENOMEM":                        reflect.ValueOf(syscall.ENOMEM),
+		"ENOMSG":                        reflect.ValueOf(syscall.ENOMSG),
+		"ENOPROTOOPT":                   reflect.ValueOf(syscall.ENOPROTOOPT),
+		"ENOSPC":                        reflect.ValueOf(syscall.ENOSPC),
+		"ENOSYS":                        reflect.ValueOf(syscall.ENOSYS),
+		"ENOTCAPABLE":                   reflect.ValueOf(syscall.ENOTCAPABLE),
+		"ENOTCONN":                      reflect.ValueOf(syscall.ENOTCONN),
+		"ENOTDIR":                       reflect.ValueOf(syscall.ENOTDIR),
+		"ENOTEMPTY":                     reflect.ValueOf(syscall.ENOTEMPTY),
+		"ENOTRECOVERABLE":               reflect.ValueOf(syscall.ENOTRECOVERABLE),
+		"ENOTSOCK":                      reflect.ValueOf(syscall.ENOTSOCK),
+		"ENOTSUP":                       reflect.ValueOf(syscall.ENOTSUP),
+		"ENOTTY":                        reflect.ValueOf(syscall.ENOTTY),
+		"ENXIO":                         reflect.ValueOf(syscall.ENXIO),
+		"EOPNOTSUPP":                    reflect.ValueOf(syscall.EOPNOTSUPP),
+		"EOVERFLOW":                     reflect.ValueOf(syscall.EOVERFLOW),
+		"EOWNERDEAD":                    reflect.ValueOf(syscall.EOWNERDEAD),
+		"EPERM":                         reflect.ValueOf(syscall.EPERM),
+		"EPIPE":                         reflect.ValueOf(syscall.EPIPE),
+		"EPROTO":                        reflect.ValueOf(syscall.EPROTO),
+		"EPROTONOSUPPORT":               reflect.ValueOf(syscall.EPROTONOSUPPORT),
+		"EPROTOTYPE":                    reflect.ValueOf(syscall.EPROTOTYPE),
+		"ERANGE":                        reflect.ValueOf(syscall.ERANGE),
+		"EROFS":                         reflect.ValueOf(syscall.EROFS),
+		"ESPIPE":                        reflect.ValueOf(syscall.ESPIPE),
+		"ESRCH":                         reflect.ValueOf(syscall.ESRCH),
+		"ESTALE":                        reflect.ValueOf(syscall.ESTALE),
+		"ETIMEDOUT":                     reflect.ValueOf(syscall.ETIMEDOUT),
+		"ETXTBSY":                       reflect.ValueOf(syscall.ETXTBSY),
+		"EXDEV":                         reflect.ValueOf(syscall.EXDEV),
+		"Environ":                       reflect.ValueOf(syscall.Environ),
+		"FDFLAG_APPEND":                 reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
+		"FDFLAG_DSYNC":                  reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
+		"FDFLAG_NONBLOCK":               reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
+		"FDFLAG_RSYNC":                  reflect.ValueOf(constant.MakeFromLiteral("8", token.INT, 0)),
+		"FDFLAG_SYNC":                   reflect.ValueOf(constant.MakeFromLiteral("16", token.INT, 0)),
+		"FILESTAT_SET_ATIM":             reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
+		"FILESTAT_SET_ATIM_NOW":         reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
+		"FILESTAT_SET_MTIM":             reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
+		"FILESTAT_SET_MTIM_NOW":         reflect.ValueOf(constant.MakeFromLiteral("8", token.INT, 0)),
+		"FILETYPE_BLOCK_DEVICE":         reflect.ValueOf(syscall.FILETYPE_BLOCK_DEVICE),
+		"FILETYPE_CHARACTER_DEVICE":     reflect.ValueOf(syscall.FILETYPE_CHARACTER_DEVICE),
+		"FILETYPE_DIRECTORY":            reflect.ValueOf(syscall.FILETYPE_DIRECTORY),
+		"FILETYPE_REGULAR_FILE":         reflect.ValueOf(syscall.FILETYPE_REGULAR_FILE),
+		"FILETYPE_SOCKET_DGRAM":         reflect.ValueOf(syscall.FILETYPE_SOCKET_DGRAM),
+		"FILETYPE_SOCKET_STREAM":        reflect.ValueOf(syscall.FILETYPE_SOCKET_STREAM),
+		"FILETYPE_SYMBOLIC_LINK":        reflect.ValueOf(syscall.FILETYPE_SYMBOLIC_LINK),
+		"FILETYPE_UNKNOWN":              reflect.ValueOf(syscall.FILETYPE_UNKNOWN),
+		"F_CNVT":                        reflect.ValueOf(constant.MakeFromLiteral("12", token.INT, 0)),
+		"F_DUPFD":                       reflect.ValueOf(constant.MakeFromLiteral("0", token.INT, 0)),
+		"F_DUPFD_CLOEXEC":               reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
+		"F_GETFD":                       reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
+		"F_GETFL":                       reflect.ValueOf(constant.MakeFromLiteral("3", token.INT, 0)),
+		"F_GETLK":                       reflect.ValueOf(constant.MakeFromLiteral("7", token.INT, 0)),
+		"F_GETOWN":                      reflect.ValueOf(constant.MakeFromLiteral("5", token.INT, 0)),
+		"F_RDLCK":                       reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
+		"F_RGETLK":                      reflect.ValueOf(constant.MakeFromLiteral("10", token.INT, 0)),
+		"F_RSETLK":                      reflect.ValueOf(constant.MakeFromLiteral("11", token.INT, 0)),
+		"F_RSETLKW":                     reflect.ValueOf(constant.MakeFromLiteral("13", token.INT, 0)),
+		"F_SETFD":                       reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
+		"F_SETFL":                       reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
+		"F_SETLK":                       reflect.ValueOf(constant.MakeFromLiteral("8", token.INT, 0)),
+		"F_SETLKW":                      reflect.ValueOf(constant.MakeFromLiteral("9", token.INT, 0)),
+		"F_SETOWN":                      reflect.ValueOf(constant.MakeFromLiteral("6", token.INT, 0)),
+		"F_UNLCK":                       reflect.ValueOf(constant.MakeFromLiteral("3", token.INT, 0)),
+		"F_UNLKSYS":                     reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
+		"F_WRLCK":                       reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
+		"Fchmod":                        reflect.ValueOf(syscall.Fchmod),
+		"Fchown":                        reflect.ValueOf(syscall.Fchown),
+		"Fstat":                         reflect.ValueOf(syscall.Fstat),
+		"Fsync":                         reflect.ValueOf(syscall.Fsync),
+		"Ftruncate":                     reflect.ValueOf(syscall.Ftruncate),
+		"Getegid":                       reflect.ValueOf(syscall.Getegid),
+		"Getenv":                        reflect.ValueOf(syscall.Getenv),
+		"Geteuid":                       reflect.ValueOf(syscall.Geteuid),
+		"Getgid":                        reflect.ValueOf(syscall.Getgid),
+		"Getgroups":                     reflect.ValueOf(syscall.Getgroups),
+		"Getpagesize":                   reflect.ValueOf(syscall.Getpagesize),
+		"Getpid":                        reflect.ValueOf(syscall.Getpid),
+		"Getppid":                       reflect.ValueOf(syscall.Getppid),
+		"Getrlimit":                     reflect.ValueOf(syscall.Getrlimit),
+		"GetsockoptInt":                 reflect.ValueOf(syscall.GetsockoptInt),
+		"Gettimeofday":                  reflect.ValueOf(syscall.Gettimeofday),
+		"Getuid":                        reflect.ValueOf(syscall.Getuid),
+		"Getwd":                         reflect.ValueOf(syscall.Getwd),
+		"IPPROTO_IP":                    reflect.ValueOf(constant.MakeFromLiteral("0", token.INT, 0)),
+		"IPPROTO_IPV4":                  reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
+		"IPPROTO_IPV6":                  reflect.ValueOf(constant.MakeFromLiteral("41", token.INT, 0)),
+		"IPPROTO_TCP":                   reflect.ValueOf(constant.MakeFromLiteral("6", token.INT, 0)),
+		"IPPROTO_UDP":                   reflect.ValueOf(constant.MakeFromLiteral("17", token.INT, 0)),
+		"IPV6_V6ONLY":                   reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
+		"ImplementsGetwd":               reflect.ValueOf(syscall.ImplementsGetwd),
+		"LOOKUP_SYMLINK_FOLLOW":         reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
+		"Lchown":                        reflect.ValueOf(syscall.Lchown),
+		"Link":                          reflect.ValueOf(syscall.Link),
+		"Listen":                        reflect.ValueOf(syscall.Listen),
+		"Lstat":                         reflect.ValueOf(syscall.Lstat),
+		"Mkdir":                         reflect.ValueOf(syscall.Mkdir),
+		"NsecToTimespec":                reflect.ValueOf(syscall.NsecToTimespec),
+		"NsecToTimeval":                 reflect.ValueOf(syscall.NsecToTimeval),
+		"OFLAG_CREATE":                  reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
+		"OFLAG_DIRECTORY":               reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
+		"OFLAG_EXCL":                    reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
+		"OFLAG_TRUNC":                   reflect.ValueOf(constant.MakeFromLiteral("8", token.INT, 0)),
+		"O_APPEND":                      reflect.ValueOf(constant.MakeFromLiteral("1024", token.INT, 0)),
+		"O_CLOEXEC":                     reflect.ValueOf(constant.MakeFromLiteral("0", token.INT, 0)),
+		"O_CREAT":                       reflect.ValueOf(constant.MakeFromLiteral("64", token.INT, 0)),
+		"O_CREATE":                      reflect.ValueOf(constant.MakeFromLiteral("64", token.INT, 0)),
+		"O_EXCL":                        reflect.ValueOf(constant.MakeFromLiteral("128", token.INT, 0)),
+		"O_RDONLY":                      reflect.ValueOf(constant.MakeFromLiteral("0", token.INT, 0)),
+		"O_RDWR":                        reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
+		"O_SYNC":                        reflect.ValueOf(constant.MakeFromLiteral("4096", token.INT, 0)),
+		"O_TRUNC":                       reflect.ValueOf(constant.MakeFromLiteral("512", token.INT, 0)),
+		"O_WRONLY":                      reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
+		"Open":                          reflect.ValueOf(syscall.Open),
+		"ParseDirent":                   reflect.ValueOf(syscall.ParseDirent),
+		"Pipe":                          reflect.ValueOf(syscall.Pipe),
+		"Pread":                         reflect.ValueOf(syscall.Pread),
+		"Pwrite":                        reflect.ValueOf(syscall.Pwrite),
+		"RIGHT_FDSTAT_SET_FLAGS":        reflect.ValueOf(constant.MakeFromLiteral("8", token.INT, 0)),
+		"RIGHT_FD_ADVISE":               reflect.ValueOf(constant.MakeFromLiteral("128", token.INT, 0)),
+		"RIGHT_FD_ALLOCATE":             reflect.ValueOf(constant.MakeFromLiteral("256", token.INT, 0)),
+		"RIGHT_FD_DATASYNC":             reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
+		"RIGHT_FD_FILESTAT_GET":         reflect.ValueOf(constant.MakeFromLiteral("2097152", token.INT, 0)),
+		"RIGHT_FD_FILESTAT_SET_SIZE":    reflect.ValueOf(constant.MakeFromLiteral("4194304", token.INT, 0)),
+		"RIGHT_FD_FILESTAT_SET_TIMES":   reflect.ValueOf(constant.MakeFromLiteral("8388608", token.INT, 0)),
+		"RIGHT_FD_READ":                 reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
+		"RIGHT_FD_READDIR":              reflect.ValueOf(constant.MakeFromLiteral("16384", token.INT, 0)),
+		"RIGHT_FD_SEEK":                 reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
+		"RIGHT_FD_SYNC":                 reflect.ValueOf(constant.MakeFromLiteral("16", token.INT, 0)),
+		"RIGHT_FD_TELL":                 reflect.ValueOf(constant.MakeFromLiteral("32", token.INT, 0)),
+		"RIGHT_FD_WRITE":                reflect.ValueOf(constant.MakeFromLiteral("64", token.INT, 0)),
+		"RIGHT_PATH_CREATE_DIRECTORY":   reflect.ValueOf(constant.MakeFromLiteral("512", token.INT, 0)),
+		"RIGHT_PATH_CREATE_FILE":        reflect.ValueOf(constant.MakeFromLiteral("1024", token.INT, 0)),
+		"RIGHT_PATH_FILESTAT_GET":       reflect.ValueOf(constant.MakeFromLiteral("262144", token.INT, 0)),
+		"RIGHT_PATH_FILESTAT_SET_SIZE":  reflect.ValueOf(constant.MakeFromLiteral("524288", token.INT, 0)),
+		"RIGHT_PATH_FILESTAT_SET_TIMES": reflect.ValueOf(constant.MakeFromLiteral("1048576", token.INT, 0)),
+		"RIGHT_PATH_LINK_SOURCE":        reflect.ValueOf(constant.MakeFromLiteral("2048", token.INT, 0)),
+		"RIGHT_PATH_LINK_TARGET":        reflect.ValueOf(constant.MakeFromLiteral("4096", token.INT, 0)),
+		"RIGHT_PATH_OPEN":               reflect.ValueOf(constant.MakeFromLiteral("8192", token.INT, 0)),
+		"RIGHT_PATH_READLINK":           reflect.ValueOf(constant.MakeFromLiteral("32768", token.INT, 0)),
+		"RIGHT_PATH_REMOVE_DIRECTORY":   reflect.ValueOf(constant.MakeFromLiteral("33554432", token.INT, 0)),
+		"RIGHT_PATH_RENAME_SOURCE":      reflect.ValueOf(constant.MakeFromLiteral("65536", token.INT, 0)),
+		"RIGHT_PATH_RENAME_TARGET":      reflect.ValueOf(constant.MakeFromLiteral("131072", token.INT, 0)),
+		"RIGHT_PATH_SYMLINK":            reflect.ValueOf(constant.MakeFromLiteral("16777216", token.INT, 0)),
+		"RIGHT_PATH_UNLINK_FILE":        reflect.ValueOf(constant.MakeFromLiteral("67108864", token.INT, 0)),
+		"RIGHT_POLL_FD_READWRITE":       reflect.ValueOf(constant.MakeFromLiteral("134217728", token.INT, 0)),
+		"RIGHT_SOCK_ACCEPT":             reflect.ValueOf(constant.MakeFromLiteral("536870912", token.INT, 0)),
+		"RIGHT_SOCK_SHUTDOWN":           reflect.ValueOf(constant.MakeFromLiteral("268435456", token.INT, 0)),
+		"RLIMIT_NOFILE":                 reflect.ValueOf(constant.MakeFromLiteral("0", token.INT, 0)),
+		"RandomGet":                     reflect.ValueOf(syscall.RandomGet),
+		"Read":                          reflect.ValueOf(syscall.Read),
+		"ReadDir":                       reflect.ValueOf(syscall.ReadDir),
+		"Readlink":                      reflect.ValueOf(syscall.Readlink),
+		"Recvfrom":                      reflect.ValueOf(syscall.Recvfrom),
+		"Recvmsg":                       reflect.ValueOf(syscall.Recvmsg),
+		"Rename":                        reflect.ValueOf(syscall.Rename),
+		"Rmdir":                         reflect.ValueOf(syscall.Rmdir),
+		"SHUT_RD":                       reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
+		"SHUT_RDWR":                     reflect.ValueOf(constant.MakeFromLiteral("3", token.INT, 0)),
+		"SHUT_WR":                       reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
+		"SIGABRT":                       reflect.ValueOf(syscall.SIGABRT),
+		"SIGALRM":                       reflect.ValueOf(syscall.SIGALRM),
+		"SIGBUS":                        reflect.ValueOf(syscall.SIGBUS),
+		"SIGCHLD":                       reflect.ValueOf(syscall.SIGCHLD),
+		"SIGCONT":                       reflect.ValueOf(syscall.SIGCONT),
+		"SIGFPE":                        reflect.ValueOf(syscall.SIGFPE),
+		"SIGHUP":                        reflect.ValueOf(syscall.SIGHUP),
+		"SIGILL":                        reflect.ValueOf(syscall.SIGILL),
+		"SIGINT":                        reflect.ValueOf(syscall.SIGINT),
+		"SIGKILL":                       reflect.ValueOf(syscall.SIGKILL),
+		"SIGNONE":                       reflect.ValueOf(syscall.SIGNONE),
+		"SIGPIPE":                       reflect.ValueOf(syscall.SIGPIPE),
+		"SIGPOLL":                       reflect.ValueOf(syscall.SIGPOLL),
+		"SIGPROF":                       reflect.ValueOf(syscall.SIGPROF),
+		"SIGPWR":                        reflect.ValueOf(syscall.SIGPWR),
+		"SIGQUIT":                       reflect.ValueOf(syscall.SIGQUIT),
+		"SIGSEGV":                       reflect.ValueOf(syscall.SIGSEGV),
+		"SIGSTOP":                       reflect.ValueOf(syscall.SIGSTOP),
+		"SIGSYS":                        reflect.ValueOf(syscall.SIGSYS),
+		"SIGTERM":                       reflect.ValueOf(syscall.SIGTERM),
+		"SIGTRAP":                       reflect.ValueOf(syscall.SIGTRAP),
+		"SIGTSTP":                       reflect.ValueOf(syscall.SIGTSTP),
+		"SIGTTIN":                       reflect.ValueOf(syscall.SIGTTIN),
+		"SIGTTOU":                       reflect.ValueOf(syscall.SIGTTOU),
+		"SIGURG":                        reflect.ValueOf(syscall.SIGURG),
+		"SIGUSR1":                       reflect.ValueOf(syscall.SIGUSR1),
+		"SIGUSR2":                       reflect.ValueOf(syscall.SIGUSR2),
+		"SIGVTARLM":                     reflect.ValueOf(syscall.SIGVTARLM),
+		"SIGWINCH":                      reflect.ValueOf(syscall.SIGWINCH),
+		"SIGXCPU":                       reflect.ValueOf(syscall.SIGXCPU),
+		"SIGXFSZ":                       reflect.ValueOf(syscall.SIGXFSZ),
+		"SOCK_DGRAM":                    reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
+		"SOCK_RAW":                      reflect.ValueOf(constant.MakeFromLiteral("3", token.INT, 0)),
+		"SOCK_SEQPACKET":                reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
+		"SOCK_STREAM":                   reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
+		"SOMAXCONN":                     reflect.ValueOf(constant.MakeFromLiteral("128", token.INT, 0)),
+		"SO_ERROR":                      reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
+		"SYS_FCNTL":                     reflect.ValueOf(constant.MakeFromLiteral("500", token.INT, 0)),
+		"S_IEXEC":                       reflect.ValueOf(constant.MakeFromLiteral("64", token.INT, 0)),
+		"S_IFBLK":                       reflect.ValueOf(constant.MakeFromLiteral("24576", token.INT, 0)),
+		"S_IFBOUNDSOCK":                 reflect.ValueOf(constant.MakeFromLiteral("77824", token.INT, 0)),
+		"S_IFCHR":                       reflect.ValueOf(constant.MakeFromLiteral("8192", token.INT, 0)),
+		"S_IFCOND":                      reflect.ValueOf(constant.MakeFromLiteral("90112", token.INT, 0)),
+		"S_IFDIR":                       reflect.ValueOf(constant.MakeFromLiteral("16384", token.INT, 0)),
+		"S_IFDSOCK":                     reflect.ValueOf(constant.MakeFromLiteral("69632", token.INT, 0)),
+		"S_IFIFO":                       reflect.ValueOf(constant.MakeFromLiteral("4096", token.INT, 0)),
+		"S_IFLNK":                       reflect.ValueOf(constant.MakeFromLiteral("40960", token.INT, 0)),
+		"S_IFMT":                        reflect.ValueOf(constant.MakeFromLiteral("126976", token.INT, 0)),
+		"S_IFMUTEX":                     reflect.ValueOf(constant.MakeFromLiteral("86016", token.INT, 0)),
+		"S_IFREG":                       reflect.ValueOf(constant.MakeFromLiteral("32768", token.INT, 0)),
+		"S_IFSEMA":                      reflect.ValueOf(constant.MakeFromLiteral("94208", token.INT, 0)),
+		"S_IFSHM":                       reflect.ValueOf(constant.MakeFromLiteral("81920", token.INT, 0)),
+		"S_IFSHM_SYSV":                  reflect.ValueOf(constant.MakeFromLiteral("98304", token.INT, 0)),
+		"S_IFSOCK":                      reflect.ValueOf(constant.MakeFromLiteral("49152", token.INT, 0)),
+		"S_IFSOCKADDR":                  reflect.ValueOf(constant.MakeFromLiteral("73728", token.INT, 0)),
+		"S_IREAD":                       reflect.ValueOf(constant.MakeFromLiteral("256", token.INT, 0)),
+		"S_IRGRP":                       reflect.ValueOf(constant.MakeFromLiteral("32", token.INT, 0)),
+		"S_IROTH":                       reflect.ValueOf(constant.MakeFromLiteral("4", token.INT, 0)),
+		"S_IRUSR":                       reflect.ValueOf(constant.MakeFromLiteral("256", token.INT, 0)),
+		"S_IRWXG":                       reflect.ValueOf(constant.MakeFromLiteral("56", token.INT, 0)),
+		"S_IRWXO":                       reflect.ValueOf(constant.MakeFromLiteral("7", token.INT, 0)),
+		"S_IRWXU":                       reflect.ValueOf(constant.MakeFromLiteral("448", token.INT, 0)),
+		"S_ISGID":                       reflect.ValueOf(constant.MakeFromLiteral("1024", token.INT, 0)),
+		"S_ISUID":                       reflect.ValueOf(constant.MakeFromLiteral("2048", token.INT, 0)),
+		"S_ISVTX":                       reflect.ValueOf(constant.MakeFromLiteral("512", token.INT, 0)),
+		"S_IWGRP":                       reflect.ValueOf(constant.MakeFromLiteral("16", token.INT, 0)),
+		"S_IWOTH":                       reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
+		"S_IWRITE":                      reflect.ValueOf(constant.MakeFromLiteral("128", token.INT, 0)),
+		"S_IWUSR":                       reflect.ValueOf(constant.MakeFromLiteral("128", token.INT, 0)),
+		"S_IXGRP":                       reflect.ValueOf(constant.MakeFromLiteral("8", token.INT, 0)),
+		"S_IXOTH":                       reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
+		"S_IXUSR":                       reflect.ValueOf(constant.MakeFromLiteral("64", token.INT, 0)),
+		"S_UNSUP":                       reflect.ValueOf(constant.MakeFromLiteral("126976", token.INT, 0)),
+		"Seek":                          reflect.ValueOf(syscall.Seek),
+		"Sendfile":                      reflect.ValueOf(syscall.Sendfile),
+		"SendmsgN":                      reflect.ValueOf(syscall.SendmsgN),
+		"Sendto":                        reflect.ValueOf(syscall.Sendto),
+		"SetNonblock":                   reflect.ValueOf(syscall.SetNonblock),
+		"SetReadDeadline":               reflect.ValueOf(syscall.SetReadDeadline),
+		"SetWriteDeadline":              reflect.ValueOf(syscall.SetWriteDeadline),
+		"Setenv":                        reflect.ValueOf(syscall.Setenv),
+		"SetsockoptInt":                 reflect.ValueOf(syscall.SetsockoptInt),
+		"Socket":                        reflect.ValueOf(syscall.Socket),
+		"Stat":                          reflect.ValueOf(syscall.Stat),
+		"Stderr":                        reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
+		"Stdin":                         reflect.ValueOf(constant.MakeFromLiteral("0", token.INT, 0)),
+		"Stdout":                        reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
+		"StopIO":                        reflect.ValueOf(syscall.StopIO),
+		"StringBytePtr":                 reflect.ValueOf(syscall.StringBytePtr),
+		"StringByteSlice":               reflect.ValueOf(syscall.StringByteSlice),
+		"Symlink":                       reflect.ValueOf(syscall.Symlink),
+		"Sysctl":                        reflect.ValueOf(syscall.Sysctl),
+		"TimespecToNsec":                reflect.ValueOf(syscall.TimespecToNsec),
+		"TimevalToNsec":                 reflect.ValueOf(syscall.TimevalToNsec),
+		"Truncate":                      reflect.ValueOf(syscall.Truncate),
+		"Umask":                         reflect.ValueOf(syscall.Umask),
+		"Unlink":                        reflect.ValueOf(syscall.Unlink),
+		"Unsetenv":                      reflect.ValueOf(syscall.Unsetenv),
+		"UtimesNano":                    reflect.ValueOf(syscall.UtimesNano),
+		"WHENCE_CUR":                    reflect.ValueOf(constant.MakeFromLiteral("1", token.INT, 0)),
+		"WHENCE_END":                    reflect.ValueOf(constant.MakeFromLiteral("2", token.INT, 0)),
+		"WHENCE_SET":                    reflect.ValueOf(constant.MakeFromLiteral("0", token.INT, 0)),
+		"Wait4":                         reflect.ValueOf(syscall.Wait4),
+		"Write":                         reflect.ValueOf(syscall.Write),
+
+		// type definitions
+		"Conn":          reflect.ValueOf((*syscall.Conn)(nil)),
+		"Dircookie":     reflect.ValueOf((*syscall.Dircookie)(nil)),
+		"Dirent":        reflect.ValueOf((*syscall.Dirent)(nil)),
+		"Errno":         reflect.ValueOf((*syscall.Errno)(nil)),
+		"Filetype":      reflect.ValueOf((*syscall.Filetype)(nil)),
+		"ProcAttr":      reflect.ValueOf((*syscall.ProcAttr)(nil)),
+		"RawConn":       reflect.ValueOf((*syscall.RawConn)(nil)),
+		"Rlimit":        reflect.ValueOf((*syscall.Rlimit)(nil)),
+		"Rusage":        reflect.ValueOf((*syscall.Rusage)(nil)),
+		"Signal":        reflect.ValueOf((*syscall.Signal)(nil)),
+		"Sockaddr":      reflect.ValueOf((*syscall.Sockaddr)(nil)),
+		"SockaddrInet4": reflect.ValueOf((*syscall.SockaddrInet4)(nil)),
+		"SockaddrInet6": reflect.ValueOf((*syscall.SockaddrInet6)(nil)),
+		"SockaddrUnix":  reflect.ValueOf((*syscall.SockaddrUnix)(nil)),
+		"Stat_t":        reflect.ValueOf((*syscall.Stat_t)(nil)),
+		"SysProcAttr":   reflect.ValueOf((*syscall.SysProcAttr)(nil)),
+		"Timespec":      reflect.ValueOf((*syscall.Timespec)(nil)),
+		"Timeval":       reflect.ValueOf((*syscall.Timeval)(nil)),
+		"WaitStatus":    reflect.ValueOf((*syscall.WaitStatus)(nil)),
+
+		// interface wrapper definitions
+		"_Conn":     reflect.ValueOf((*_syscall_Conn)(nil)),
+		"_RawConn":  reflect.ValueOf((*_syscall_RawConn)(nil)),
+		"_Sockaddr": reflect.ValueOf((*_syscall_Sockaddr)(nil)),
+	}
+}
+
+// _syscall_Conn is an interface wrapper for Conn type
+type _syscall_Conn struct {
+	IValue       interface{}
+	WSyscallConn func() (syscall.RawConn, error)
+}
+
+func (W _syscall_Conn) SyscallConn() (syscall.RawConn, error) {
+	return W.WSyscallConn()
+}
+
+// _syscall_RawConn is an interface wrapper for RawConn type
+type _syscall_RawConn struct {
+	IValue   interface{}
+	WControl func(f func(fd uintptr)) error
+	WRead    func(f func(fd uintptr) (done bool)) error
+	WWrite   func(f func(fd uintptr) (done bool)) error
+}
+
+func (W _syscall_RawConn) Control(f func(fd uintptr)) error {
+	return W.WControl(f)
+}
+func (W _syscall_RawConn) Read(f func(fd uintptr) (done bool)) error {
+	return W.WRead(f)
+}
+func (W _syscall_RawConn) Write(f func(fd uintptr) (done bool)) error {
+	return W.WWrite(f)
+}
+
+// _syscall_Sockaddr is an interface wrapper for Sockaddr type
+type _syscall_Sockaddr struct {
+	IValue interface{}
+}
diff --git a/stdlib/syscall/go1_20_syscall_windows_386.go b/stdlib/syscall/go1_22_syscall_windows_386.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_windows_386.go
rename to stdlib/syscall/go1_22_syscall_windows_386.go
index 922496039..3ffa880f8 100644
--- a/stdlib/syscall/go1_20_syscall_windows_386.go
+++ b/stdlib/syscall/go1_22_syscall_windows_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_windows_arm64.go b/stdlib/syscall/go1_22_syscall_windows_amd64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_windows_arm64.go
rename to stdlib/syscall/go1_22_syscall_windows_amd64.go
index 922496039..3ffa880f8 100644
--- a/stdlib/syscall/go1_20_syscall_windows_arm64.go
+++ b/stdlib/syscall/go1_22_syscall_windows_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_windows_amd64.go b/stdlib/syscall/go1_22_syscall_windows_arm.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_windows_amd64.go
rename to stdlib/syscall/go1_22_syscall_windows_arm.go
index 922496039..3ffa880f8 100644
--- a/stdlib/syscall/go1_20_syscall_windows_amd64.go
+++ b/stdlib/syscall/go1_22_syscall_windows_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/go1_20_syscall_windows_arm.go b/stdlib/syscall/go1_22_syscall_windows_arm64.go
similarity index 99%
rename from stdlib/syscall/go1_20_syscall_windows_arm.go
rename to stdlib/syscall/go1_22_syscall_windows_arm64.go
index 922496039..3ffa880f8 100644
--- a/stdlib/syscall/go1_20_syscall_windows_arm.go
+++ b/stdlib/syscall/go1_22_syscall_windows_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package syscall
 
diff --git a/stdlib/syscall/syscall.go b/stdlib/syscall/syscall.go
index 66969bff1..3e52a1250 100644
--- a/stdlib/syscall/syscall.go
+++ b/stdlib/syscall/syscall.go
@@ -1,6 +1,3 @@
-//go:build go1.19
-// +build go1.19
-
 // Package syscall provide wrapper of standard library syscall package for native import in Yaegi.
 package syscall
 
diff --git a/stdlib/unrestricted/go1_20_syscall_android_386.go b/stdlib/unrestricted/go1_20_syscall_android_386.go
deleted file mode 100644
index 4f20dc8d0..000000000
--- a/stdlib/unrestricted/go1_20_syscall_android_386.go
+++ /dev/null
@@ -1,46 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21 && !linux
-// +build go1.20,!go1.21,!linux
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
-		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
-		"Exec":               reflect.ValueOf(syscall.Exec),
-		"Exit":               reflect.ValueOf(syscall.Exit),
-		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
-		"Kill":               reflect.ValueOf(syscall.Kill),
-		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
-		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
-		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
-		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
-		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
-		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
-		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
-		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
-		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
-		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
-		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
-		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
-		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
-		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
-		"Reboot":             reflect.ValueOf(syscall.Reboot),
-		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
-		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
-		"Syscall":            reflect.ValueOf(syscall.Syscall),
-		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
-
-		// type definitions
-		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_android_amd64.go b/stdlib/unrestricted/go1_20_syscall_android_amd64.go
deleted file mode 100644
index 4f20dc8d0..000000000
--- a/stdlib/unrestricted/go1_20_syscall_android_amd64.go
+++ /dev/null
@@ -1,46 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21 && !linux
-// +build go1.20,!go1.21,!linux
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
-		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
-		"Exec":               reflect.ValueOf(syscall.Exec),
-		"Exit":               reflect.ValueOf(syscall.Exit),
-		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
-		"Kill":               reflect.ValueOf(syscall.Kill),
-		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
-		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
-		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
-		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
-		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
-		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
-		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
-		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
-		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
-		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
-		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
-		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
-		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
-		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
-		"Reboot":             reflect.ValueOf(syscall.Reboot),
-		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
-		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
-		"Syscall":            reflect.ValueOf(syscall.Syscall),
-		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
-
-		// type definitions
-		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_android_arm.go b/stdlib/unrestricted/go1_20_syscall_android_arm.go
deleted file mode 100644
index 4f20dc8d0..000000000
--- a/stdlib/unrestricted/go1_20_syscall_android_arm.go
+++ /dev/null
@@ -1,46 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21 && !linux
-// +build go1.20,!go1.21,!linux
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
-		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
-		"Exec":               reflect.ValueOf(syscall.Exec),
-		"Exit":               reflect.ValueOf(syscall.Exit),
-		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
-		"Kill":               reflect.ValueOf(syscall.Kill),
-		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
-		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
-		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
-		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
-		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
-		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
-		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
-		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
-		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
-		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
-		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
-		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
-		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
-		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
-		"Reboot":             reflect.ValueOf(syscall.Reboot),
-		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
-		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
-		"Syscall":            reflect.ValueOf(syscall.Syscall),
-		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
-
-		// type definitions
-		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_android_arm64.go b/stdlib/unrestricted/go1_20_syscall_android_arm64.go
deleted file mode 100644
index 4f20dc8d0..000000000
--- a/stdlib/unrestricted/go1_20_syscall_android_arm64.go
+++ /dev/null
@@ -1,46 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21 && !linux
-// +build go1.20,!go1.21,!linux
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
-		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
-		"Exec":               reflect.ValueOf(syscall.Exec),
-		"Exit":               reflect.ValueOf(syscall.Exit),
-		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
-		"Kill":               reflect.ValueOf(syscall.Kill),
-		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
-		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
-		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
-		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
-		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
-		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
-		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
-		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
-		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
-		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
-		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
-		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
-		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
-		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
-		"Reboot":             reflect.ValueOf(syscall.Reboot),
-		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
-		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
-		"Syscall":            reflect.ValueOf(syscall.Syscall),
-		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
-
-		// type definitions
-		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_freebsd_arm64.go b/stdlib/unrestricted/go1_20_syscall_freebsd_arm64.go
deleted file mode 100644
index 91c39eb4d..000000000
--- a/stdlib/unrestricted/go1_20_syscall_freebsd_arm64.go
+++ /dev/null
@@ -1,28 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"Exec":         reflect.ValueOf(syscall.Exec),
-		"Exit":         reflect.ValueOf(syscall.Exit),
-		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
-		"Kill":         reflect.ValueOf(syscall.Kill),
-		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
-		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
-		"StartProcess": reflect.ValueOf(syscall.StartProcess),
-		"Syscall":      reflect.ValueOf(syscall.Syscall),
-		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
-		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_freebsd_riscv64.go b/stdlib/unrestricted/go1_20_syscall_freebsd_riscv64.go
deleted file mode 100644
index 91c39eb4d..000000000
--- a/stdlib/unrestricted/go1_20_syscall_freebsd_riscv64.go
+++ /dev/null
@@ -1,28 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"Exec":         reflect.ValueOf(syscall.Exec),
-		"Exit":         reflect.ValueOf(syscall.Exit),
-		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
-		"Kill":         reflect.ValueOf(syscall.Kill),
-		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
-		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
-		"StartProcess": reflect.ValueOf(syscall.StartProcess),
-		"Syscall":      reflect.ValueOf(syscall.Syscall),
-		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
-		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_linux_loong64.go b/stdlib/unrestricted/go1_20_syscall_linux_loong64.go
deleted file mode 100644
index 5090413a8..000000000
--- a/stdlib/unrestricted/go1_20_syscall_linux_loong64.go
+++ /dev/null
@@ -1,46 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
-		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
-		"Exec":               reflect.ValueOf(syscall.Exec),
-		"Exit":               reflect.ValueOf(syscall.Exit),
-		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
-		"Kill":               reflect.ValueOf(syscall.Kill),
-		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
-		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
-		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
-		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
-		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
-		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
-		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
-		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
-		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
-		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
-		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
-		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
-		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
-		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
-		"Reboot":             reflect.ValueOf(syscall.Reboot),
-		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
-		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
-		"Syscall":            reflect.ValueOf(syscall.Syscall),
-		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
-
-		// type definitions
-		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_linux_mips64.go b/stdlib/unrestricted/go1_20_syscall_linux_mips64.go
deleted file mode 100644
index 5090413a8..000000000
--- a/stdlib/unrestricted/go1_20_syscall_linux_mips64.go
+++ /dev/null
@@ -1,46 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
-		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
-		"Exec":               reflect.ValueOf(syscall.Exec),
-		"Exit":               reflect.ValueOf(syscall.Exit),
-		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
-		"Kill":               reflect.ValueOf(syscall.Kill),
-		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
-		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
-		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
-		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
-		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
-		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
-		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
-		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
-		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
-		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
-		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
-		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
-		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
-		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
-		"Reboot":             reflect.ValueOf(syscall.Reboot),
-		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
-		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
-		"Syscall":            reflect.ValueOf(syscall.Syscall),
-		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
-
-		// type definitions
-		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_linux_mips64le.go b/stdlib/unrestricted/go1_20_syscall_linux_mips64le.go
deleted file mode 100644
index 5090413a8..000000000
--- a/stdlib/unrestricted/go1_20_syscall_linux_mips64le.go
+++ /dev/null
@@ -1,46 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
-		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
-		"Exec":               reflect.ValueOf(syscall.Exec),
-		"Exit":               reflect.ValueOf(syscall.Exit),
-		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
-		"Kill":               reflect.ValueOf(syscall.Kill),
-		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
-		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
-		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
-		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
-		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
-		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
-		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
-		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
-		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
-		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
-		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
-		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
-		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
-		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
-		"Reboot":             reflect.ValueOf(syscall.Reboot),
-		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
-		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
-		"Syscall":            reflect.ValueOf(syscall.Syscall),
-		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
-
-		// type definitions
-		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_linux_ppc64.go b/stdlib/unrestricted/go1_20_syscall_linux_ppc64.go
deleted file mode 100644
index 5090413a8..000000000
--- a/stdlib/unrestricted/go1_20_syscall_linux_ppc64.go
+++ /dev/null
@@ -1,46 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
-		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
-		"Exec":               reflect.ValueOf(syscall.Exec),
-		"Exit":               reflect.ValueOf(syscall.Exit),
-		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
-		"Kill":               reflect.ValueOf(syscall.Kill),
-		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
-		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
-		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
-		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
-		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
-		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
-		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
-		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
-		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
-		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
-		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
-		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
-		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
-		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
-		"Reboot":             reflect.ValueOf(syscall.Reboot),
-		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
-		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
-		"Syscall":            reflect.ValueOf(syscall.Syscall),
-		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
-
-		// type definitions
-		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_linux_ppc64le.go b/stdlib/unrestricted/go1_20_syscall_linux_ppc64le.go
deleted file mode 100644
index 5090413a8..000000000
--- a/stdlib/unrestricted/go1_20_syscall_linux_ppc64le.go
+++ /dev/null
@@ -1,46 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
-		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
-		"Exec":               reflect.ValueOf(syscall.Exec),
-		"Exit":               reflect.ValueOf(syscall.Exit),
-		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
-		"Kill":               reflect.ValueOf(syscall.Kill),
-		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
-		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
-		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
-		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
-		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
-		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
-		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
-		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
-		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
-		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
-		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
-		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
-		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
-		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
-		"Reboot":             reflect.ValueOf(syscall.Reboot),
-		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
-		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
-		"Syscall":            reflect.ValueOf(syscall.Syscall),
-		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
-
-		// type definitions
-		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_linux_riscv64.go b/stdlib/unrestricted/go1_20_syscall_linux_riscv64.go
deleted file mode 100644
index 5090413a8..000000000
--- a/stdlib/unrestricted/go1_20_syscall_linux_riscv64.go
+++ /dev/null
@@ -1,46 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
-		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
-		"Exec":               reflect.ValueOf(syscall.Exec),
-		"Exit":               reflect.ValueOf(syscall.Exit),
-		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
-		"Kill":               reflect.ValueOf(syscall.Kill),
-		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
-		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
-		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
-		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
-		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
-		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
-		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
-		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
-		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
-		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
-		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
-		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
-		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
-		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
-		"Reboot":             reflect.ValueOf(syscall.Reboot),
-		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
-		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
-		"Syscall":            reflect.ValueOf(syscall.Syscall),
-		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
-
-		// type definitions
-		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_netbsd_386.go b/stdlib/unrestricted/go1_20_syscall_netbsd_386.go
deleted file mode 100644
index 91c39eb4d..000000000
--- a/stdlib/unrestricted/go1_20_syscall_netbsd_386.go
+++ /dev/null
@@ -1,28 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"Exec":         reflect.ValueOf(syscall.Exec),
-		"Exit":         reflect.ValueOf(syscall.Exit),
-		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
-		"Kill":         reflect.ValueOf(syscall.Kill),
-		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
-		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
-		"StartProcess": reflect.ValueOf(syscall.StartProcess),
-		"Syscall":      reflect.ValueOf(syscall.Syscall),
-		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
-		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_netbsd_amd64.go b/stdlib/unrestricted/go1_20_syscall_netbsd_amd64.go
deleted file mode 100644
index 91c39eb4d..000000000
--- a/stdlib/unrestricted/go1_20_syscall_netbsd_amd64.go
+++ /dev/null
@@ -1,28 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"Exec":         reflect.ValueOf(syscall.Exec),
-		"Exit":         reflect.ValueOf(syscall.Exit),
-		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
-		"Kill":         reflect.ValueOf(syscall.Kill),
-		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
-		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
-		"StartProcess": reflect.ValueOf(syscall.StartProcess),
-		"Syscall":      reflect.ValueOf(syscall.Syscall),
-		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
-		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_netbsd_arm.go b/stdlib/unrestricted/go1_20_syscall_netbsd_arm.go
deleted file mode 100644
index 91c39eb4d..000000000
--- a/stdlib/unrestricted/go1_20_syscall_netbsd_arm.go
+++ /dev/null
@@ -1,28 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"Exec":         reflect.ValueOf(syscall.Exec),
-		"Exit":         reflect.ValueOf(syscall.Exit),
-		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
-		"Kill":         reflect.ValueOf(syscall.Kill),
-		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
-		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
-		"StartProcess": reflect.ValueOf(syscall.StartProcess),
-		"Syscall":      reflect.ValueOf(syscall.Syscall),
-		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
-		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_netbsd_arm64.go b/stdlib/unrestricted/go1_20_syscall_netbsd_arm64.go
deleted file mode 100644
index 91c39eb4d..000000000
--- a/stdlib/unrestricted/go1_20_syscall_netbsd_arm64.go
+++ /dev/null
@@ -1,28 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"Exec":         reflect.ValueOf(syscall.Exec),
-		"Exit":         reflect.ValueOf(syscall.Exit),
-		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
-		"Kill":         reflect.ValueOf(syscall.Kill),
-		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
-		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
-		"StartProcess": reflect.ValueOf(syscall.StartProcess),
-		"Syscall":      reflect.ValueOf(syscall.Syscall),
-		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
-		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_openbsd_386.go b/stdlib/unrestricted/go1_20_syscall_openbsd_386.go
deleted file mode 100644
index 91c39eb4d..000000000
--- a/stdlib/unrestricted/go1_20_syscall_openbsd_386.go
+++ /dev/null
@@ -1,28 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"Exec":         reflect.ValueOf(syscall.Exec),
-		"Exit":         reflect.ValueOf(syscall.Exit),
-		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
-		"Kill":         reflect.ValueOf(syscall.Kill),
-		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
-		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
-		"StartProcess": reflect.ValueOf(syscall.StartProcess),
-		"Syscall":      reflect.ValueOf(syscall.Syscall),
-		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
-		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_openbsd_amd64.go b/stdlib/unrestricted/go1_20_syscall_openbsd_amd64.go
deleted file mode 100644
index 91c39eb4d..000000000
--- a/stdlib/unrestricted/go1_20_syscall_openbsd_amd64.go
+++ /dev/null
@@ -1,28 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"Exec":         reflect.ValueOf(syscall.Exec),
-		"Exit":         reflect.ValueOf(syscall.Exit),
-		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
-		"Kill":         reflect.ValueOf(syscall.Kill),
-		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
-		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
-		"StartProcess": reflect.ValueOf(syscall.StartProcess),
-		"Syscall":      reflect.ValueOf(syscall.Syscall),
-		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
-		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_openbsd_arm.go b/stdlib/unrestricted/go1_20_syscall_openbsd_arm.go
deleted file mode 100644
index 91c39eb4d..000000000
--- a/stdlib/unrestricted/go1_20_syscall_openbsd_arm.go
+++ /dev/null
@@ -1,28 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"Exec":         reflect.ValueOf(syscall.Exec),
-		"Exit":         reflect.ValueOf(syscall.Exit),
-		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
-		"Kill":         reflect.ValueOf(syscall.Kill),
-		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
-		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
-		"StartProcess": reflect.ValueOf(syscall.StartProcess),
-		"Syscall":      reflect.ValueOf(syscall.Syscall),
-		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
-		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_openbsd_arm64.go b/stdlib/unrestricted/go1_20_syscall_openbsd_arm64.go
deleted file mode 100644
index 91c39eb4d..000000000
--- a/stdlib/unrestricted/go1_20_syscall_openbsd_arm64.go
+++ /dev/null
@@ -1,28 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"Exec":         reflect.ValueOf(syscall.Exec),
-		"Exit":         reflect.ValueOf(syscall.Exit),
-		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
-		"Kill":         reflect.ValueOf(syscall.Kill),
-		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
-		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
-		"StartProcess": reflect.ValueOf(syscall.StartProcess),
-		"Syscall":      reflect.ValueOf(syscall.Syscall),
-		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
-		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
-	}
-}
diff --git a/stdlib/unrestricted/go1_20_syscall_openbsd_mips64.go b/stdlib/unrestricted/go1_20_syscall_openbsd_mips64.go
deleted file mode 100644
index 91c39eb4d..000000000
--- a/stdlib/unrestricted/go1_20_syscall_openbsd_mips64.go
+++ /dev/null
@@ -1,28 +0,0 @@
-// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
-
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
-
-package unrestricted
-
-import (
-	"reflect"
-	"syscall"
-)
-
-func init() {
-	Symbols["syscall/syscall"] = map[string]reflect.Value{
-		// function, constant and variable definitions
-		"Exec":         reflect.ValueOf(syscall.Exec),
-		"Exit":         reflect.ValueOf(syscall.Exit),
-		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
-		"Kill":         reflect.ValueOf(syscall.Kill),
-		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
-		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
-		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
-		"StartProcess": reflect.ValueOf(syscall.StartProcess),
-		"Syscall":      reflect.ValueOf(syscall.Syscall),
-		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
-		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
-	}
-}
diff --git a/stdlib/unrestricted/go1_21_syscall_aix_ppc64.go b/stdlib/unrestricted/go1_21_syscall_aix_ppc64.go
index 281946633..da40a4592 100644
--- a/stdlib/unrestricted/go1_21_syscall_aix_ppc64.go
+++ b/stdlib/unrestricted/go1_21_syscall_aix_ppc64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_android_386.go b/stdlib/unrestricted/go1_21_syscall_android_386.go
index 7ea7eaad4..4da9846fb 100644
--- a/stdlib/unrestricted/go1_21_syscall_android_386.go
+++ b/stdlib/unrestricted/go1_21_syscall_android_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21 && !linux
-// +build go1.21,!linux
+//go:build go1.21 && !go1.22 && !linux
+// +build go1.21,!go1.22,!linux
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_android_amd64.go b/stdlib/unrestricted/go1_21_syscall_android_amd64.go
index 7ea7eaad4..4da9846fb 100644
--- a/stdlib/unrestricted/go1_21_syscall_android_amd64.go
+++ b/stdlib/unrestricted/go1_21_syscall_android_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21 && !linux
-// +build go1.21,!linux
+//go:build go1.21 && !go1.22 && !linux
+// +build go1.21,!go1.22,!linux
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_android_arm.go b/stdlib/unrestricted/go1_21_syscall_android_arm.go
index 7ea7eaad4..4da9846fb 100644
--- a/stdlib/unrestricted/go1_21_syscall_android_arm.go
+++ b/stdlib/unrestricted/go1_21_syscall_android_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21 && !linux
-// +build go1.21,!linux
+//go:build go1.21 && !go1.22 && !linux
+// +build go1.21,!go1.22,!linux
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_android_arm64.go b/stdlib/unrestricted/go1_21_syscall_android_arm64.go
index 7ea7eaad4..4da9846fb 100644
--- a/stdlib/unrestricted/go1_21_syscall_android_arm64.go
+++ b/stdlib/unrestricted/go1_21_syscall_android_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21 && !linux
-// +build go1.21,!linux
+//go:build go1.21 && !go1.22 && !linux
+// +build go1.21,!go1.22,!linux
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_darwin_amd64.go b/stdlib/unrestricted/go1_21_syscall_darwin_amd64.go
index 4a88c6fe9..d56776dd8 100644
--- a/stdlib/unrestricted/go1_21_syscall_darwin_amd64.go
+++ b/stdlib/unrestricted/go1_21_syscall_darwin_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_darwin_arm64.go b/stdlib/unrestricted/go1_21_syscall_darwin_arm64.go
index 4a88c6fe9..d56776dd8 100644
--- a/stdlib/unrestricted/go1_21_syscall_darwin_arm64.go
+++ b/stdlib/unrestricted/go1_21_syscall_darwin_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_dragonfly_amd64.go b/stdlib/unrestricted/go1_21_syscall_dragonfly_amd64.go
index a05d0fffc..025db369b 100644
--- a/stdlib/unrestricted/go1_21_syscall_dragonfly_amd64.go
+++ b/stdlib/unrestricted/go1_21_syscall_dragonfly_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_freebsd_386.go b/stdlib/unrestricted/go1_21_syscall_freebsd_386.go
index a05d0fffc..025db369b 100644
--- a/stdlib/unrestricted/go1_21_syscall_freebsd_386.go
+++ b/stdlib/unrestricted/go1_21_syscall_freebsd_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_freebsd_amd64.go b/stdlib/unrestricted/go1_21_syscall_freebsd_amd64.go
index a05d0fffc..025db369b 100644
--- a/stdlib/unrestricted/go1_21_syscall_freebsd_amd64.go
+++ b/stdlib/unrestricted/go1_21_syscall_freebsd_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_freebsd_arm.go b/stdlib/unrestricted/go1_21_syscall_freebsd_arm.go
index a05d0fffc..025db369b 100644
--- a/stdlib/unrestricted/go1_21_syscall_freebsd_arm.go
+++ b/stdlib/unrestricted/go1_21_syscall_freebsd_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_freebsd_arm64.go b/stdlib/unrestricted/go1_21_syscall_freebsd_arm64.go
index a05d0fffc..025db369b 100644
--- a/stdlib/unrestricted/go1_21_syscall_freebsd_arm64.go
+++ b/stdlib/unrestricted/go1_21_syscall_freebsd_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_freebsd_riscv64.go b/stdlib/unrestricted/go1_21_syscall_freebsd_riscv64.go
index a05d0fffc..025db369b 100644
--- a/stdlib/unrestricted/go1_21_syscall_freebsd_riscv64.go
+++ b/stdlib/unrestricted/go1_21_syscall_freebsd_riscv64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_illumos_amd64.go b/stdlib/unrestricted/go1_21_syscall_illumos_amd64.go
index 4afce2c0a..a57d766a0 100644
--- a/stdlib/unrestricted/go1_21_syscall_illumos_amd64.go
+++ b/stdlib/unrestricted/go1_21_syscall_illumos_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21 && !solaris
-// +build go1.21,!solaris
+//go:build go1.21 && !go1.22 && !solaris
+// +build go1.21,!go1.22,!solaris
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_ios_amd64.go b/stdlib/unrestricted/go1_21_syscall_ios_amd64.go
index 4a88c6fe9..d56776dd8 100644
--- a/stdlib/unrestricted/go1_21_syscall_ios_amd64.go
+++ b/stdlib/unrestricted/go1_21_syscall_ios_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_ios_arm64.go b/stdlib/unrestricted/go1_21_syscall_ios_arm64.go
index 4a88c6fe9..d56776dd8 100644
--- a/stdlib/unrestricted/go1_21_syscall_ios_arm64.go
+++ b/stdlib/unrestricted/go1_21_syscall_ios_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_js_wasm.go b/stdlib/unrestricted/go1_21_syscall_js_wasm.go
index 2444531a9..761de2b25 100644
--- a/stdlib/unrestricted/go1_21_syscall_js_wasm.go
+++ b/stdlib/unrestricted/go1_21_syscall_js_wasm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_linux_386.go b/stdlib/unrestricted/go1_21_syscall_linux_386.go
index 1ace1c25c..8c5f39f40 100644
--- a/stdlib/unrestricted/go1_21_syscall_linux_386.go
+++ b/stdlib/unrestricted/go1_21_syscall_linux_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_linux_amd64.go b/stdlib/unrestricted/go1_21_syscall_linux_amd64.go
index 1ace1c25c..8c5f39f40 100644
--- a/stdlib/unrestricted/go1_21_syscall_linux_amd64.go
+++ b/stdlib/unrestricted/go1_21_syscall_linux_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_linux_arm.go b/stdlib/unrestricted/go1_21_syscall_linux_arm.go
index 1ace1c25c..8c5f39f40 100644
--- a/stdlib/unrestricted/go1_21_syscall_linux_arm.go
+++ b/stdlib/unrestricted/go1_21_syscall_linux_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_linux_arm64.go b/stdlib/unrestricted/go1_21_syscall_linux_arm64.go
index 1ace1c25c..8c5f39f40 100644
--- a/stdlib/unrestricted/go1_21_syscall_linux_arm64.go
+++ b/stdlib/unrestricted/go1_21_syscall_linux_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_linux_loong64.go b/stdlib/unrestricted/go1_21_syscall_linux_loong64.go
index 1ace1c25c..8c5f39f40 100644
--- a/stdlib/unrestricted/go1_21_syscall_linux_loong64.go
+++ b/stdlib/unrestricted/go1_21_syscall_linux_loong64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_linux_mips.go b/stdlib/unrestricted/go1_21_syscall_linux_mips.go
index 0a1b15c94..a9168908e 100644
--- a/stdlib/unrestricted/go1_21_syscall_linux_mips.go
+++ b/stdlib/unrestricted/go1_21_syscall_linux_mips.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_linux_mips64.go b/stdlib/unrestricted/go1_21_syscall_linux_mips64.go
index 1ace1c25c..8c5f39f40 100644
--- a/stdlib/unrestricted/go1_21_syscall_linux_mips64.go
+++ b/stdlib/unrestricted/go1_21_syscall_linux_mips64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_linux_mips64le.go b/stdlib/unrestricted/go1_21_syscall_linux_mips64le.go
index 1ace1c25c..8c5f39f40 100644
--- a/stdlib/unrestricted/go1_21_syscall_linux_mips64le.go
+++ b/stdlib/unrestricted/go1_21_syscall_linux_mips64le.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_linux_mipsle.go b/stdlib/unrestricted/go1_21_syscall_linux_mipsle.go
index 0a1b15c94..a9168908e 100644
--- a/stdlib/unrestricted/go1_21_syscall_linux_mipsle.go
+++ b/stdlib/unrestricted/go1_21_syscall_linux_mipsle.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_linux_ppc64.go b/stdlib/unrestricted/go1_21_syscall_linux_ppc64.go
index 1ace1c25c..8c5f39f40 100644
--- a/stdlib/unrestricted/go1_21_syscall_linux_ppc64.go
+++ b/stdlib/unrestricted/go1_21_syscall_linux_ppc64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_linux_ppc64le.go b/stdlib/unrestricted/go1_21_syscall_linux_ppc64le.go
index 1ace1c25c..8c5f39f40 100644
--- a/stdlib/unrestricted/go1_21_syscall_linux_ppc64le.go
+++ b/stdlib/unrestricted/go1_21_syscall_linux_ppc64le.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_linux_riscv64.go b/stdlib/unrestricted/go1_21_syscall_linux_riscv64.go
index 1ace1c25c..8c5f39f40 100644
--- a/stdlib/unrestricted/go1_21_syscall_linux_riscv64.go
+++ b/stdlib/unrestricted/go1_21_syscall_linux_riscv64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_linux_s390x.go b/stdlib/unrestricted/go1_21_syscall_linux_s390x.go
index afe95f4bc..adeef342e 100644
--- a/stdlib/unrestricted/go1_21_syscall_linux_s390x.go
+++ b/stdlib/unrestricted/go1_21_syscall_linux_s390x.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_netbsd_386.go b/stdlib/unrestricted/go1_21_syscall_netbsd_386.go
index a05d0fffc..025db369b 100644
--- a/stdlib/unrestricted/go1_21_syscall_netbsd_386.go
+++ b/stdlib/unrestricted/go1_21_syscall_netbsd_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_netbsd_amd64.go b/stdlib/unrestricted/go1_21_syscall_netbsd_amd64.go
index a05d0fffc..025db369b 100644
--- a/stdlib/unrestricted/go1_21_syscall_netbsd_amd64.go
+++ b/stdlib/unrestricted/go1_21_syscall_netbsd_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_netbsd_arm.go b/stdlib/unrestricted/go1_21_syscall_netbsd_arm.go
index a05d0fffc..025db369b 100644
--- a/stdlib/unrestricted/go1_21_syscall_netbsd_arm.go
+++ b/stdlib/unrestricted/go1_21_syscall_netbsd_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_netbsd_arm64.go b/stdlib/unrestricted/go1_21_syscall_netbsd_arm64.go
index a05d0fffc..025db369b 100644
--- a/stdlib/unrestricted/go1_21_syscall_netbsd_arm64.go
+++ b/stdlib/unrestricted/go1_21_syscall_netbsd_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_openbsd_386.go b/stdlib/unrestricted/go1_21_syscall_openbsd_386.go
index a05d0fffc..025db369b 100644
--- a/stdlib/unrestricted/go1_21_syscall_openbsd_386.go
+++ b/stdlib/unrestricted/go1_21_syscall_openbsd_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_openbsd_amd64.go b/stdlib/unrestricted/go1_21_syscall_openbsd_amd64.go
index a05d0fffc..025db369b 100644
--- a/stdlib/unrestricted/go1_21_syscall_openbsd_amd64.go
+++ b/stdlib/unrestricted/go1_21_syscall_openbsd_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_openbsd_arm.go b/stdlib/unrestricted/go1_21_syscall_openbsd_arm.go
index a05d0fffc..025db369b 100644
--- a/stdlib/unrestricted/go1_21_syscall_openbsd_arm.go
+++ b/stdlib/unrestricted/go1_21_syscall_openbsd_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_openbsd_arm64.go b/stdlib/unrestricted/go1_21_syscall_openbsd_arm64.go
index a05d0fffc..025db369b 100644
--- a/stdlib/unrestricted/go1_21_syscall_openbsd_arm64.go
+++ b/stdlib/unrestricted/go1_21_syscall_openbsd_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_plan9_386.go b/stdlib/unrestricted/go1_21_syscall_plan9_386.go
index 1d764bc6c..cbe0645d8 100644
--- a/stdlib/unrestricted/go1_21_syscall_plan9_386.go
+++ b/stdlib/unrestricted/go1_21_syscall_plan9_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_plan9_amd64.go b/stdlib/unrestricted/go1_21_syscall_plan9_amd64.go
index 1d764bc6c..cbe0645d8 100644
--- a/stdlib/unrestricted/go1_21_syscall_plan9_amd64.go
+++ b/stdlib/unrestricted/go1_21_syscall_plan9_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_plan9_arm.go b/stdlib/unrestricted/go1_21_syscall_plan9_arm.go
index 1d764bc6c..cbe0645d8 100644
--- a/stdlib/unrestricted/go1_21_syscall_plan9_arm.go
+++ b/stdlib/unrestricted/go1_21_syscall_plan9_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_solaris_amd64.go b/stdlib/unrestricted/go1_21_syscall_solaris_amd64.go
index d05f18886..c4d6fabfc 100644
--- a/stdlib/unrestricted/go1_21_syscall_solaris_amd64.go
+++ b/stdlib/unrestricted/go1_21_syscall_solaris_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_wasip1_wasm.go b/stdlib/unrestricted/go1_21_syscall_wasip1_wasm.go
index 535bf75eb..cda6f7ef8 100644
--- a/stdlib/unrestricted/go1_21_syscall_wasip1_wasm.go
+++ b/stdlib/unrestricted/go1_21_syscall_wasip1_wasm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_windows_386.go b/stdlib/unrestricted/go1_21_syscall_windows_386.go
index 34318fdaa..d71572456 100644
--- a/stdlib/unrestricted/go1_21_syscall_windows_386.go
+++ b/stdlib/unrestricted/go1_21_syscall_windows_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_windows_amd64.go b/stdlib/unrestricted/go1_21_syscall_windows_amd64.go
index 34318fdaa..d71572456 100644
--- a/stdlib/unrestricted/go1_21_syscall_windows_amd64.go
+++ b/stdlib/unrestricted/go1_21_syscall_windows_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_windows_arm.go b/stdlib/unrestricted/go1_21_syscall_windows_arm.go
index 34318fdaa..d71572456 100644
--- a/stdlib/unrestricted/go1_21_syscall_windows_arm.go
+++ b/stdlib/unrestricted/go1_21_syscall_windows_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_21_syscall_windows_arm64.go b/stdlib/unrestricted/go1_21_syscall_windows_arm64.go
index 34318fdaa..d71572456 100644
--- a/stdlib/unrestricted/go1_21_syscall_windows_arm64.go
+++ b/stdlib/unrestricted/go1_21_syscall_windows_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_aix_ppc64.go b/stdlib/unrestricted/go1_22_syscall_aix_ppc64.go
similarity index 96%
rename from stdlib/unrestricted/go1_20_syscall_aix_ppc64.go
rename to stdlib/unrestricted/go1_22_syscall_aix_ppc64.go
index 4d6df0ab5..ebee87543 100644
--- a/stdlib/unrestricted/go1_20_syscall_aix_ppc64.go
+++ b/stdlib/unrestricted/go1_22_syscall_aix_ppc64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_linux_386.go b/stdlib/unrestricted/go1_22_syscall_android_386.go
similarity index 97%
rename from stdlib/unrestricted/go1_20_syscall_linux_386.go
rename to stdlib/unrestricted/go1_22_syscall_android_386.go
index 5090413a8..eb46eecd3 100644
--- a/stdlib/unrestricted/go1_20_syscall_linux_386.go
+++ b/stdlib/unrestricted/go1_22_syscall_android_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22 && !linux
+// +build go1.22,!linux
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_linux_amd64.go b/stdlib/unrestricted/go1_22_syscall_android_amd64.go
similarity index 97%
rename from stdlib/unrestricted/go1_20_syscall_linux_amd64.go
rename to stdlib/unrestricted/go1_22_syscall_android_amd64.go
index 5090413a8..eb46eecd3 100644
--- a/stdlib/unrestricted/go1_20_syscall_linux_amd64.go
+++ b/stdlib/unrestricted/go1_22_syscall_android_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22 && !linux
+// +build go1.22,!linux
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_linux_arm.go b/stdlib/unrestricted/go1_22_syscall_android_arm.go
similarity index 97%
rename from stdlib/unrestricted/go1_20_syscall_linux_arm.go
rename to stdlib/unrestricted/go1_22_syscall_android_arm.go
index 5090413a8..eb46eecd3 100644
--- a/stdlib/unrestricted/go1_20_syscall_linux_arm.go
+++ b/stdlib/unrestricted/go1_22_syscall_android_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22 && !linux
+// +build go1.22,!linux
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_linux_arm64.go b/stdlib/unrestricted/go1_22_syscall_android_arm64.go
similarity index 97%
rename from stdlib/unrestricted/go1_20_syscall_linux_arm64.go
rename to stdlib/unrestricted/go1_22_syscall_android_arm64.go
index 5090413a8..eb46eecd3 100644
--- a/stdlib/unrestricted/go1_20_syscall_linux_arm64.go
+++ b/stdlib/unrestricted/go1_22_syscall_android_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22 && !linux
+// +build go1.22,!linux
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_ios_amd64.go b/stdlib/unrestricted/go1_22_syscall_darwin_amd64.go
similarity index 94%
rename from stdlib/unrestricted/go1_20_syscall_ios_amd64.go
rename to stdlib/unrestricted/go1_22_syscall_darwin_amd64.go
index dbacdd536..0af170498 100644
--- a/stdlib/unrestricted/go1_20_syscall_ios_amd64.go
+++ b/stdlib/unrestricted/go1_22_syscall_darwin_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_darwin_amd64.go b/stdlib/unrestricted/go1_22_syscall_darwin_arm64.go
similarity index 94%
rename from stdlib/unrestricted/go1_20_syscall_darwin_amd64.go
rename to stdlib/unrestricted/go1_22_syscall_darwin_arm64.go
index dbacdd536..0af170498 100644
--- a/stdlib/unrestricted/go1_20_syscall_darwin_amd64.go
+++ b/stdlib/unrestricted/go1_22_syscall_darwin_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_freebsd_386.go b/stdlib/unrestricted/go1_22_syscall_dragonfly_amd64.go
similarity index 93%
rename from stdlib/unrestricted/go1_20_syscall_freebsd_386.go
rename to stdlib/unrestricted/go1_22_syscall_dragonfly_amd64.go
index 91c39eb4d..2ef14f013 100644
--- a/stdlib/unrestricted/go1_20_syscall_freebsd_386.go
+++ b/stdlib/unrestricted/go1_22_syscall_dragonfly_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_freebsd_amd64.go b/stdlib/unrestricted/go1_22_syscall_freebsd_386.go
similarity index 93%
rename from stdlib/unrestricted/go1_20_syscall_freebsd_amd64.go
rename to stdlib/unrestricted/go1_22_syscall_freebsd_386.go
index 91c39eb4d..2ef14f013 100644
--- a/stdlib/unrestricted/go1_20_syscall_freebsd_amd64.go
+++ b/stdlib/unrestricted/go1_22_syscall_freebsd_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_freebsd_arm.go b/stdlib/unrestricted/go1_22_syscall_freebsd_amd64.go
similarity index 93%
rename from stdlib/unrestricted/go1_20_syscall_freebsd_arm.go
rename to stdlib/unrestricted/go1_22_syscall_freebsd_amd64.go
index 91c39eb4d..2ef14f013 100644
--- a/stdlib/unrestricted/go1_20_syscall_freebsd_arm.go
+++ b/stdlib/unrestricted/go1_22_syscall_freebsd_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_dragonfly_amd64.go b/stdlib/unrestricted/go1_22_syscall_freebsd_arm.go
similarity index 93%
rename from stdlib/unrestricted/go1_20_syscall_dragonfly_amd64.go
rename to stdlib/unrestricted/go1_22_syscall_freebsd_arm.go
index 91c39eb4d..2ef14f013 100644
--- a/stdlib/unrestricted/go1_20_syscall_dragonfly_amd64.go
+++ b/stdlib/unrestricted/go1_22_syscall_freebsd_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_22_syscall_freebsd_arm64.go b/stdlib/unrestricted/go1_22_syscall_freebsd_arm64.go
new file mode 100644
index 000000000..2ef14f013
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_freebsd_arm64.go
@@ -0,0 +1,28 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"Exec":         reflect.ValueOf(syscall.Exec),
+		"Exit":         reflect.ValueOf(syscall.Exit),
+		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
+		"Kill":         reflect.ValueOf(syscall.Kill),
+		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
+		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
+		"StartProcess": reflect.ValueOf(syscall.StartProcess),
+		"Syscall":      reflect.ValueOf(syscall.Syscall),
+		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
+		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
+	}
+}
diff --git a/stdlib/unrestricted/go1_22_syscall_freebsd_riscv64.go b/stdlib/unrestricted/go1_22_syscall_freebsd_riscv64.go
new file mode 100644
index 000000000..2ef14f013
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_freebsd_riscv64.go
@@ -0,0 +1,28 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"Exec":         reflect.ValueOf(syscall.Exec),
+		"Exit":         reflect.ValueOf(syscall.Exit),
+		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
+		"Kill":         reflect.ValueOf(syscall.Kill),
+		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
+		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
+		"StartProcess": reflect.ValueOf(syscall.StartProcess),
+		"Syscall":      reflect.ValueOf(syscall.Syscall),
+		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
+		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
+	}
+}
diff --git a/stdlib/unrestricted/go1_20_syscall_illumos_amd64.go b/stdlib/unrestricted/go1_22_syscall_illumos_amd64.go
similarity index 91%
rename from stdlib/unrestricted/go1_20_syscall_illumos_amd64.go
rename to stdlib/unrestricted/go1_22_syscall_illumos_amd64.go
index 8ecb2fb93..35cd7f55f 100644
--- a/stdlib/unrestricted/go1_20_syscall_illumos_amd64.go
+++ b/stdlib/unrestricted/go1_22_syscall_illumos_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21 && !solaris
-// +build go1.20,!go1.21,!solaris
+//go:build go1.22 && !solaris
+// +build go1.22,!solaris
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_darwin_arm64.go b/stdlib/unrestricted/go1_22_syscall_ios_amd64.go
similarity index 94%
rename from stdlib/unrestricted/go1_20_syscall_darwin_arm64.go
rename to stdlib/unrestricted/go1_22_syscall_ios_amd64.go
index dbacdd536..0af170498 100644
--- a/stdlib/unrestricted/go1_20_syscall_darwin_arm64.go
+++ b/stdlib/unrestricted/go1_22_syscall_ios_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_ios_arm64.go b/stdlib/unrestricted/go1_22_syscall_ios_arm64.go
similarity index 94%
rename from stdlib/unrestricted/go1_20_syscall_ios_arm64.go
rename to stdlib/unrestricted/go1_22_syscall_ios_arm64.go
index dbacdd536..0af170498 100644
--- a/stdlib/unrestricted/go1_20_syscall_ios_arm64.go
+++ b/stdlib/unrestricted/go1_22_syscall_ios_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_js_wasm.go b/stdlib/unrestricted/go1_22_syscall_js_wasm.go
similarity index 92%
rename from stdlib/unrestricted/go1_20_syscall_js_wasm.go
rename to stdlib/unrestricted/go1_22_syscall_js_wasm.go
index 4b2fdef87..1f8071598 100644
--- a/stdlib/unrestricted/go1_20_syscall_js_wasm.go
+++ b/stdlib/unrestricted/go1_22_syscall_js_wasm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_22_syscall_linux_386.go b/stdlib/unrestricted/go1_22_syscall_linux_386.go
new file mode 100644
index 000000000..d6c41dc9c
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_linux_386.go
@@ -0,0 +1,46 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
+		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
+		"Exec":               reflect.ValueOf(syscall.Exec),
+		"Exit":               reflect.ValueOf(syscall.Exit),
+		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
+		"Kill":               reflect.ValueOf(syscall.Kill),
+		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
+		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
+		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
+		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
+		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
+		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
+		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
+		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
+		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
+		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
+		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
+		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
+		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
+		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
+		"Reboot":             reflect.ValueOf(syscall.Reboot),
+		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
+		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
+		"Syscall":            reflect.ValueOf(syscall.Syscall),
+		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
+
+		// type definitions
+		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
+	}
+}
diff --git a/stdlib/unrestricted/go1_22_syscall_linux_amd64.go b/stdlib/unrestricted/go1_22_syscall_linux_amd64.go
new file mode 100644
index 000000000..d6c41dc9c
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_linux_amd64.go
@@ -0,0 +1,46 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
+		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
+		"Exec":               reflect.ValueOf(syscall.Exec),
+		"Exit":               reflect.ValueOf(syscall.Exit),
+		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
+		"Kill":               reflect.ValueOf(syscall.Kill),
+		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
+		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
+		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
+		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
+		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
+		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
+		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
+		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
+		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
+		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
+		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
+		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
+		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
+		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
+		"Reboot":             reflect.ValueOf(syscall.Reboot),
+		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
+		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
+		"Syscall":            reflect.ValueOf(syscall.Syscall),
+		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
+
+		// type definitions
+		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
+	}
+}
diff --git a/stdlib/unrestricted/go1_22_syscall_linux_arm.go b/stdlib/unrestricted/go1_22_syscall_linux_arm.go
new file mode 100644
index 000000000..d6c41dc9c
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_linux_arm.go
@@ -0,0 +1,46 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
+		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
+		"Exec":               reflect.ValueOf(syscall.Exec),
+		"Exit":               reflect.ValueOf(syscall.Exit),
+		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
+		"Kill":               reflect.ValueOf(syscall.Kill),
+		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
+		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
+		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
+		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
+		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
+		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
+		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
+		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
+		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
+		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
+		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
+		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
+		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
+		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
+		"Reboot":             reflect.ValueOf(syscall.Reboot),
+		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
+		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
+		"Syscall":            reflect.ValueOf(syscall.Syscall),
+		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
+
+		// type definitions
+		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
+	}
+}
diff --git a/stdlib/unrestricted/go1_22_syscall_linux_arm64.go b/stdlib/unrestricted/go1_22_syscall_linux_arm64.go
new file mode 100644
index 000000000..d6c41dc9c
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_linux_arm64.go
@@ -0,0 +1,46 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
+		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
+		"Exec":               reflect.ValueOf(syscall.Exec),
+		"Exit":               reflect.ValueOf(syscall.Exit),
+		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
+		"Kill":               reflect.ValueOf(syscall.Kill),
+		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
+		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
+		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
+		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
+		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
+		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
+		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
+		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
+		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
+		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
+		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
+		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
+		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
+		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
+		"Reboot":             reflect.ValueOf(syscall.Reboot),
+		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
+		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
+		"Syscall":            reflect.ValueOf(syscall.Syscall),
+		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
+
+		// type definitions
+		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
+	}
+}
diff --git a/stdlib/unrestricted/go1_22_syscall_linux_loong64.go b/stdlib/unrestricted/go1_22_syscall_linux_loong64.go
new file mode 100644
index 000000000..d6c41dc9c
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_linux_loong64.go
@@ -0,0 +1,46 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
+		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
+		"Exec":               reflect.ValueOf(syscall.Exec),
+		"Exit":               reflect.ValueOf(syscall.Exit),
+		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
+		"Kill":               reflect.ValueOf(syscall.Kill),
+		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
+		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
+		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
+		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
+		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
+		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
+		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
+		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
+		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
+		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
+		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
+		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
+		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
+		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
+		"Reboot":             reflect.ValueOf(syscall.Reboot),
+		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
+		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
+		"Syscall":            reflect.ValueOf(syscall.Syscall),
+		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
+
+		// type definitions
+		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
+	}
+}
diff --git a/stdlib/unrestricted/go1_20_syscall_linux_mips.go b/stdlib/unrestricted/go1_22_syscall_linux_mips.go
similarity index 97%
rename from stdlib/unrestricted/go1_20_syscall_linux_mips.go
rename to stdlib/unrestricted/go1_22_syscall_linux_mips.go
index b88942476..82d518d72 100644
--- a/stdlib/unrestricted/go1_20_syscall_linux_mips.go
+++ b/stdlib/unrestricted/go1_22_syscall_linux_mips.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_22_syscall_linux_mips64.go b/stdlib/unrestricted/go1_22_syscall_linux_mips64.go
new file mode 100644
index 000000000..d6c41dc9c
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_linux_mips64.go
@@ -0,0 +1,46 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
+		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
+		"Exec":               reflect.ValueOf(syscall.Exec),
+		"Exit":               reflect.ValueOf(syscall.Exit),
+		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
+		"Kill":               reflect.ValueOf(syscall.Kill),
+		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
+		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
+		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
+		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
+		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
+		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
+		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
+		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
+		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
+		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
+		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
+		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
+		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
+		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
+		"Reboot":             reflect.ValueOf(syscall.Reboot),
+		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
+		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
+		"Syscall":            reflect.ValueOf(syscall.Syscall),
+		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
+
+		// type definitions
+		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
+	}
+}
diff --git a/stdlib/unrestricted/go1_22_syscall_linux_mips64le.go b/stdlib/unrestricted/go1_22_syscall_linux_mips64le.go
new file mode 100644
index 000000000..d6c41dc9c
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_linux_mips64le.go
@@ -0,0 +1,46 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
+		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
+		"Exec":               reflect.ValueOf(syscall.Exec),
+		"Exit":               reflect.ValueOf(syscall.Exit),
+		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
+		"Kill":               reflect.ValueOf(syscall.Kill),
+		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
+		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
+		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
+		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
+		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
+		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
+		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
+		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
+		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
+		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
+		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
+		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
+		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
+		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
+		"Reboot":             reflect.ValueOf(syscall.Reboot),
+		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
+		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
+		"Syscall":            reflect.ValueOf(syscall.Syscall),
+		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
+
+		// type definitions
+		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
+	}
+}
diff --git a/stdlib/unrestricted/go1_20_syscall_linux_mipsle.go b/stdlib/unrestricted/go1_22_syscall_linux_mipsle.go
similarity index 97%
rename from stdlib/unrestricted/go1_20_syscall_linux_mipsle.go
rename to stdlib/unrestricted/go1_22_syscall_linux_mipsle.go
index b88942476..82d518d72 100644
--- a/stdlib/unrestricted/go1_20_syscall_linux_mipsle.go
+++ b/stdlib/unrestricted/go1_22_syscall_linux_mipsle.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_22_syscall_linux_ppc64.go b/stdlib/unrestricted/go1_22_syscall_linux_ppc64.go
new file mode 100644
index 000000000..d6c41dc9c
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_linux_ppc64.go
@@ -0,0 +1,46 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
+		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
+		"Exec":               reflect.ValueOf(syscall.Exec),
+		"Exit":               reflect.ValueOf(syscall.Exit),
+		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
+		"Kill":               reflect.ValueOf(syscall.Kill),
+		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
+		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
+		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
+		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
+		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
+		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
+		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
+		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
+		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
+		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
+		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
+		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
+		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
+		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
+		"Reboot":             reflect.ValueOf(syscall.Reboot),
+		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
+		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
+		"Syscall":            reflect.ValueOf(syscall.Syscall),
+		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
+
+		// type definitions
+		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
+	}
+}
diff --git a/stdlib/unrestricted/go1_22_syscall_linux_ppc64le.go b/stdlib/unrestricted/go1_22_syscall_linux_ppc64le.go
new file mode 100644
index 000000000..d6c41dc9c
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_linux_ppc64le.go
@@ -0,0 +1,46 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
+		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
+		"Exec":               reflect.ValueOf(syscall.Exec),
+		"Exit":               reflect.ValueOf(syscall.Exit),
+		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
+		"Kill":               reflect.ValueOf(syscall.Kill),
+		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
+		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
+		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
+		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
+		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
+		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
+		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
+		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
+		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
+		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
+		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
+		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
+		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
+		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
+		"Reboot":             reflect.ValueOf(syscall.Reboot),
+		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
+		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
+		"Syscall":            reflect.ValueOf(syscall.Syscall),
+		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
+
+		// type definitions
+		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
+	}
+}
diff --git a/stdlib/unrestricted/go1_22_syscall_linux_riscv64.go b/stdlib/unrestricted/go1_22_syscall_linux_riscv64.go
new file mode 100644
index 000000000..d6c41dc9c
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_linux_riscv64.go
@@ -0,0 +1,46 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"AllThreadsSyscall":  reflect.ValueOf(syscall.AllThreadsSyscall),
+		"AllThreadsSyscall6": reflect.ValueOf(syscall.AllThreadsSyscall6),
+		"Exec":               reflect.ValueOf(syscall.Exec),
+		"Exit":               reflect.ValueOf(syscall.Exit),
+		"ForkExec":           reflect.ValueOf(syscall.ForkExec),
+		"Kill":               reflect.ValueOf(syscall.Kill),
+		"PtraceAttach":       reflect.ValueOf(syscall.PtraceAttach),
+		"PtraceCont":         reflect.ValueOf(syscall.PtraceCont),
+		"PtraceDetach":       reflect.ValueOf(syscall.PtraceDetach),
+		"PtraceGetEventMsg":  reflect.ValueOf(syscall.PtraceGetEventMsg),
+		"PtraceGetRegs":      reflect.ValueOf(syscall.PtraceGetRegs),
+		"PtracePeekData":     reflect.ValueOf(syscall.PtracePeekData),
+		"PtracePeekText":     reflect.ValueOf(syscall.PtracePeekText),
+		"PtracePokeData":     reflect.ValueOf(syscall.PtracePokeData),
+		"PtracePokeText":     reflect.ValueOf(syscall.PtracePokeText),
+		"PtraceSetOptions":   reflect.ValueOf(syscall.PtraceSetOptions),
+		"PtraceSetRegs":      reflect.ValueOf(syscall.PtraceSetRegs),
+		"PtraceSingleStep":   reflect.ValueOf(syscall.PtraceSingleStep),
+		"PtraceSyscall":      reflect.ValueOf(syscall.PtraceSyscall),
+		"RawSyscall":         reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":        reflect.ValueOf(syscall.RawSyscall6),
+		"Reboot":             reflect.ValueOf(syscall.Reboot),
+		"Shutdown":           reflect.ValueOf(syscall.Shutdown),
+		"StartProcess":       reflect.ValueOf(syscall.StartProcess),
+		"Syscall":            reflect.ValueOf(syscall.Syscall),
+		"Syscall6":           reflect.ValueOf(syscall.Syscall6),
+
+		// type definitions
+		"PtraceRegs": reflect.ValueOf((*syscall.PtraceRegs)(nil)),
+	}
+}
diff --git a/stdlib/unrestricted/go1_20_syscall_linux_s390x.go b/stdlib/unrestricted/go1_22_syscall_linux_s390x.go
similarity index 97%
rename from stdlib/unrestricted/go1_20_syscall_linux_s390x.go
rename to stdlib/unrestricted/go1_22_syscall_linux_s390x.go
index 04967910e..4a12fa1e6 100644
--- a/stdlib/unrestricted/go1_20_syscall_linux_s390x.go
+++ b/stdlib/unrestricted/go1_22_syscall_linux_s390x.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_22_syscall_netbsd_386.go b/stdlib/unrestricted/go1_22_syscall_netbsd_386.go
new file mode 100644
index 000000000..2ef14f013
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_netbsd_386.go
@@ -0,0 +1,28 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"Exec":         reflect.ValueOf(syscall.Exec),
+		"Exit":         reflect.ValueOf(syscall.Exit),
+		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
+		"Kill":         reflect.ValueOf(syscall.Kill),
+		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
+		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
+		"StartProcess": reflect.ValueOf(syscall.StartProcess),
+		"Syscall":      reflect.ValueOf(syscall.Syscall),
+		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
+		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
+	}
+}
diff --git a/stdlib/unrestricted/go1_22_syscall_netbsd_amd64.go b/stdlib/unrestricted/go1_22_syscall_netbsd_amd64.go
new file mode 100644
index 000000000..2ef14f013
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_netbsd_amd64.go
@@ -0,0 +1,28 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"Exec":         reflect.ValueOf(syscall.Exec),
+		"Exit":         reflect.ValueOf(syscall.Exit),
+		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
+		"Kill":         reflect.ValueOf(syscall.Kill),
+		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
+		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
+		"StartProcess": reflect.ValueOf(syscall.StartProcess),
+		"Syscall":      reflect.ValueOf(syscall.Syscall),
+		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
+		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
+	}
+}
diff --git a/stdlib/unrestricted/go1_22_syscall_netbsd_arm.go b/stdlib/unrestricted/go1_22_syscall_netbsd_arm.go
new file mode 100644
index 000000000..2ef14f013
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_netbsd_arm.go
@@ -0,0 +1,28 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"Exec":         reflect.ValueOf(syscall.Exec),
+		"Exit":         reflect.ValueOf(syscall.Exit),
+		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
+		"Kill":         reflect.ValueOf(syscall.Kill),
+		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
+		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
+		"StartProcess": reflect.ValueOf(syscall.StartProcess),
+		"Syscall":      reflect.ValueOf(syscall.Syscall),
+		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
+		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
+	}
+}
diff --git a/stdlib/unrestricted/go1_22_syscall_netbsd_arm64.go b/stdlib/unrestricted/go1_22_syscall_netbsd_arm64.go
new file mode 100644
index 000000000..2ef14f013
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_netbsd_arm64.go
@@ -0,0 +1,28 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"Exec":         reflect.ValueOf(syscall.Exec),
+		"Exit":         reflect.ValueOf(syscall.Exit),
+		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
+		"Kill":         reflect.ValueOf(syscall.Kill),
+		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
+		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
+		"StartProcess": reflect.ValueOf(syscall.StartProcess),
+		"Syscall":      reflect.ValueOf(syscall.Syscall),
+		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
+		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
+	}
+}
diff --git a/stdlib/unrestricted/go1_22_syscall_openbsd_386.go b/stdlib/unrestricted/go1_22_syscall_openbsd_386.go
new file mode 100644
index 000000000..2ef14f013
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_openbsd_386.go
@@ -0,0 +1,28 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"Exec":         reflect.ValueOf(syscall.Exec),
+		"Exit":         reflect.ValueOf(syscall.Exit),
+		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
+		"Kill":         reflect.ValueOf(syscall.Kill),
+		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
+		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
+		"StartProcess": reflect.ValueOf(syscall.StartProcess),
+		"Syscall":      reflect.ValueOf(syscall.Syscall),
+		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
+		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
+	}
+}
diff --git a/stdlib/unrestricted/go1_22_syscall_openbsd_amd64.go b/stdlib/unrestricted/go1_22_syscall_openbsd_amd64.go
new file mode 100644
index 000000000..2ef14f013
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_openbsd_amd64.go
@@ -0,0 +1,28 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"Exec":         reflect.ValueOf(syscall.Exec),
+		"Exit":         reflect.ValueOf(syscall.Exit),
+		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
+		"Kill":         reflect.ValueOf(syscall.Kill),
+		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
+		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
+		"StartProcess": reflect.ValueOf(syscall.StartProcess),
+		"Syscall":      reflect.ValueOf(syscall.Syscall),
+		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
+		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
+	}
+}
diff --git a/stdlib/unrestricted/go1_22_syscall_openbsd_arm.go b/stdlib/unrestricted/go1_22_syscall_openbsd_arm.go
new file mode 100644
index 000000000..2ef14f013
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_openbsd_arm.go
@@ -0,0 +1,28 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"Exec":         reflect.ValueOf(syscall.Exec),
+		"Exit":         reflect.ValueOf(syscall.Exit),
+		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
+		"Kill":         reflect.ValueOf(syscall.Kill),
+		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
+		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
+		"StartProcess": reflect.ValueOf(syscall.StartProcess),
+		"Syscall":      reflect.ValueOf(syscall.Syscall),
+		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
+		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
+	}
+}
diff --git a/stdlib/unrestricted/go1_22_syscall_openbsd_arm64.go b/stdlib/unrestricted/go1_22_syscall_openbsd_arm64.go
new file mode 100644
index 000000000..2ef14f013
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_openbsd_arm64.go
@@ -0,0 +1,28 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"Exec":         reflect.ValueOf(syscall.Exec),
+		"Exit":         reflect.ValueOf(syscall.Exit),
+		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
+		"Kill":         reflect.ValueOf(syscall.Kill),
+		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
+		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
+		"StartProcess": reflect.ValueOf(syscall.StartProcess),
+		"Syscall":      reflect.ValueOf(syscall.Syscall),
+		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
+		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
+	}
+}
diff --git a/stdlib/unrestricted/go1_22_syscall_openbsd_ppc64.go b/stdlib/unrestricted/go1_22_syscall_openbsd_ppc64.go
new file mode 100644
index 000000000..2ef14f013
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_openbsd_ppc64.go
@@ -0,0 +1,28 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"Exec":         reflect.ValueOf(syscall.Exec),
+		"Exit":         reflect.ValueOf(syscall.Exit),
+		"ForkExec":     reflect.ValueOf(syscall.ForkExec),
+		"Kill":         reflect.ValueOf(syscall.Kill),
+		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
+		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
+		"StartProcess": reflect.ValueOf(syscall.StartProcess),
+		"Syscall":      reflect.ValueOf(syscall.Syscall),
+		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
+		"Syscall9":     reflect.ValueOf(syscall.Syscall9),
+	}
+}
diff --git a/stdlib/unrestricted/go1_20_syscall_plan9_arm.go b/stdlib/unrestricted/go1_22_syscall_plan9_386.go
similarity index 92%
rename from stdlib/unrestricted/go1_20_syscall_plan9_arm.go
rename to stdlib/unrestricted/go1_22_syscall_plan9_386.go
index ee7fd55f6..c34a41b51 100644
--- a/stdlib/unrestricted/go1_20_syscall_plan9_arm.go
+++ b/stdlib/unrestricted/go1_22_syscall_plan9_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_plan9_386.go b/stdlib/unrestricted/go1_22_syscall_plan9_amd64.go
similarity index 92%
rename from stdlib/unrestricted/go1_20_syscall_plan9_386.go
rename to stdlib/unrestricted/go1_22_syscall_plan9_amd64.go
index ee7fd55f6..c34a41b51 100644
--- a/stdlib/unrestricted/go1_20_syscall_plan9_386.go
+++ b/stdlib/unrestricted/go1_22_syscall_plan9_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_plan9_amd64.go b/stdlib/unrestricted/go1_22_syscall_plan9_arm.go
similarity index 92%
rename from stdlib/unrestricted/go1_20_syscall_plan9_amd64.go
rename to stdlib/unrestricted/go1_22_syscall_plan9_arm.go
index ee7fd55f6..c34a41b51 100644
--- a/stdlib/unrestricted/go1_20_syscall_plan9_amd64.go
+++ b/stdlib/unrestricted/go1_22_syscall_plan9_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_solaris_amd64.go b/stdlib/unrestricted/go1_22_syscall_solaris_amd64.go
similarity index 92%
rename from stdlib/unrestricted/go1_20_syscall_solaris_amd64.go
rename to stdlib/unrestricted/go1_22_syscall_solaris_amd64.go
index 2f315c434..a0a312879 100644
--- a/stdlib/unrestricted/go1_20_syscall_solaris_amd64.go
+++ b/stdlib/unrestricted/go1_22_syscall_solaris_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_22_syscall_wasip1_wasm.go b/stdlib/unrestricted/go1_22_syscall_wasip1_wasm.go
new file mode 100644
index 000000000..038994566
--- /dev/null
+++ b/stdlib/unrestricted/go1_22_syscall_wasip1_wasm.go
@@ -0,0 +1,26 @@
+// Code generated by 'yaegi extract syscall'. DO NOT EDIT.
+
+//go:build go1.22
+// +build go1.22
+
+package unrestricted
+
+import (
+	"reflect"
+	"syscall"
+)
+
+func init() {
+	Symbols["syscall/syscall"] = map[string]reflect.Value{
+		// function, constant and variable definitions
+		"Exit":         reflect.ValueOf(syscall.Exit),
+		"Kill":         reflect.ValueOf(syscall.Kill),
+		"ProcExit":     reflect.ValueOf(syscall.ProcExit),
+		"RawSyscall":   reflect.ValueOf(syscall.RawSyscall),
+		"RawSyscall6":  reflect.ValueOf(syscall.RawSyscall6),
+		"Shutdown":     reflect.ValueOf(syscall.Shutdown),
+		"StartProcess": reflect.ValueOf(syscall.StartProcess),
+		"Syscall":      reflect.ValueOf(syscall.Syscall),
+		"Syscall6":     reflect.ValueOf(syscall.Syscall6),
+	}
+}
diff --git a/stdlib/unrestricted/go1_20_syscall_windows_arm.go b/stdlib/unrestricted/go1_22_syscall_windows_386.go
similarity index 94%
rename from stdlib/unrestricted/go1_20_syscall_windows_arm.go
rename to stdlib/unrestricted/go1_22_syscall_windows_386.go
index eddaf1c37..210e44cf7 100644
--- a/stdlib/unrestricted/go1_20_syscall_windows_arm.go
+++ b/stdlib/unrestricted/go1_22_syscall_windows_386.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_windows_arm64.go b/stdlib/unrestricted/go1_22_syscall_windows_amd64.go
similarity index 94%
rename from stdlib/unrestricted/go1_20_syscall_windows_arm64.go
rename to stdlib/unrestricted/go1_22_syscall_windows_amd64.go
index eddaf1c37..210e44cf7 100644
--- a/stdlib/unrestricted/go1_20_syscall_windows_arm64.go
+++ b/stdlib/unrestricted/go1_22_syscall_windows_amd64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_windows_386.go b/stdlib/unrestricted/go1_22_syscall_windows_arm.go
similarity index 94%
rename from stdlib/unrestricted/go1_20_syscall_windows_386.go
rename to stdlib/unrestricted/go1_22_syscall_windows_arm.go
index eddaf1c37..210e44cf7 100644
--- a/stdlib/unrestricted/go1_20_syscall_windows_386.go
+++ b/stdlib/unrestricted/go1_22_syscall_windows_arm.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unrestricted/go1_20_syscall_windows_amd64.go b/stdlib/unrestricted/go1_22_syscall_windows_arm64.go
similarity index 94%
rename from stdlib/unrestricted/go1_20_syscall_windows_amd64.go
rename to stdlib/unrestricted/go1_22_syscall_windows_arm64.go
index eddaf1c37..210e44cf7 100644
--- a/stdlib/unrestricted/go1_20_syscall_windows_amd64.go
+++ b/stdlib/unrestricted/go1_22_syscall_windows_arm64.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract syscall'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unrestricted
 
diff --git a/stdlib/unsafe/go1_21_unsafe.go b/stdlib/unsafe/go1_21_unsafe.go
index 213d605f6..904e66fc4 100644
--- a/stdlib/unsafe/go1_21_unsafe.go
+++ b/stdlib/unsafe/go1_21_unsafe.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract unsafe'. DO NOT EDIT.
 
-//go:build go1.21
-// +build go1.21
+//go:build go1.21 && !go1.22
+// +build go1.21,!go1.22
 
 package unsafe
 
diff --git a/stdlib/unsafe/go1_20_unsafe.go b/stdlib/unsafe/go1_22_unsafe.go
similarity index 82%
rename from stdlib/unsafe/go1_20_unsafe.go
rename to stdlib/unsafe/go1_22_unsafe.go
index de33d9f5f..6efd39e82 100644
--- a/stdlib/unsafe/go1_20_unsafe.go
+++ b/stdlib/unsafe/go1_22_unsafe.go
@@ -1,7 +1,7 @@
 // Code generated by 'yaegi extract unsafe'. DO NOT EDIT.
 
-//go:build go1.20 && !go1.21
-// +build go1.20,!go1.21
+//go:build go1.22
+// +build go1.22
 
 package unsafe
 
diff --git a/stdlib/unsafe/unsafe.go b/stdlib/unsafe/unsafe.go
index 06093f59b..8824f0ff8 100644
--- a/stdlib/unsafe/unsafe.go
+++ b/stdlib/unsafe/unsafe.go
@@ -1,5 +1,3 @@
-//go:build go1.20
-
 // Package unsafe provides wrapper of standard library unsafe package to be imported natively in Yaegi.
 package unsafe