diff --git a/build.rs b/build.rs
index d7a9b7f7811d2..ee99981881c04 100644
--- a/build.rs
+++ b/build.rs
@@ -59,15 +59,15 @@ fn main() {
         );
     }
 
-    // The ABI of libc used by libstd is backward compatible with FreeBSD 10.
+    // The ABI of libc used by std is backward compatible with FreeBSD 12.
     // The ABI of libc from crates.io is backward compatible with FreeBSD 11.
     //
     // On CI, we detect the actual FreeBSD version and match its ABI exactly,
     // running tests to ensure that the ABI is correct.
     match which_freebsd() {
-        Some(10) if libc_ci || rustc_dep_of_std => set_cfg("freebsd10"),
+        Some(10) if libc_ci => set_cfg("freebsd10"),
         Some(11) if libc_ci => set_cfg("freebsd11"),
-        Some(12) if libc_ci => set_cfg("freebsd12"),
+        Some(12) if libc_ci || rustc_dep_of_std => set_cfg("freebsd12"),
         Some(13) if libc_ci => set_cfg("freebsd13"),
         Some(14) if libc_ci => set_cfg("freebsd14"),
         Some(_) | None => set_cfg("freebsd11"),
diff --git a/ci/build.sh b/ci/build.sh
index 67cc0c421be5b..41225f9cdffd6 100644
--- a/ci/build.sh
+++ b/ci/build.sh
@@ -39,7 +39,7 @@ test_target() {
         done
     fi
 
-    # Test that libc builds without any default features (no libstd)
+    # Test that libc builds without any default features (no std)
     if [ "${NO_STD}" != "1" ]; then
         cargo "+${RUST}" "${BUILD_CMD}" -vv --no-default-features --target "${TARGET}"
     else
@@ -47,8 +47,8 @@ test_target() {
         RUSTFLAGS="-A improper_ctypes_definitions" cargo "+${RUST}" "${BUILD_CMD}" \
             -Z build-std=core,alloc -vv --no-default-features --target "${TARGET}"
     fi
-    # Test that libc builds with default features (e.g. libstd)
-    # if the target supports libstd
+    # Test that libc builds with default features (e.g. std)
+    # if the target supports std
     if [ "$NO_STD" != "1" ]; then
         cargo "+${RUST}" "${BUILD_CMD}" -vv --target "${TARGET}"
     else
diff --git a/ci/docker/aarch64-unknown-linux-musl/Dockerfile b/ci/docker/aarch64-unknown-linux-musl/Dockerfile
index c27a451792a47..bc15db0692297 100644
--- a/ci/docker/aarch64-unknown-linux-musl/Dockerfile
+++ b/ci/docker/aarch64-unknown-linux-musl/Dockerfile
@@ -7,7 +7,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 COPY install-musl.sh /
 RUN sh /install-musl.sh aarch64
 
-# FIXME: shouldn't need the `-lgcc` here, shouldn't that be in libstd?
+# FIXME: shouldn't need the `-lgcc` here, shouldn't that be in std?
 ENV PATH=$PATH:/musl-aarch64/bin:/rust/bin \
     CC_aarch64_unknown_linux_musl=musl-gcc \
     RUSTFLAGS='-Clink-args=-lgcc -L /musl-aarch64/lib' \
diff --git a/ci/docker/s390x-unknown-linux-musl/Dockerfile b/ci/docker/s390x-unknown-linux-musl/Dockerfile
index 868f7b67bc9e1..d93eba4bd48e6 100644
--- a/ci/docker/s390x-unknown-linux-musl/Dockerfile
+++ b/ci/docker/s390x-unknown-linux-musl/Dockerfile
@@ -9,7 +9,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 COPY install-musl.sh /
 RUN sh /install-musl.sh s390x
 
-# FIXME: shouldn't need the `-lgcc` here, shouldn't that be in libstd?
+# FIXME: shouldn't need the `-lgcc` here, shouldn't that be in std?
 ENV CARGO_TARGET_S390X_UNKNOWN_LINUX_GNU_LINKER=s390x-linux-gnu-gcc \
     CARGO_TARGET_S390X_UNKNOWN_LINUX_GNU_RUNNER="qemu-s390x -L /musl-s390x" \
     CC_s390x_unknown_linux_gnu=musl-gcc \
diff --git a/libc-test/build.rs b/libc-test/build.rs
index d0fa164381a14..e9178a0a41499 100644
--- a/libc-test/build.rs
+++ b/libc-test/build.rs
@@ -349,7 +349,7 @@ fn test_apple(target: &str) {
             // close calls the close_nocancel system call
             "close" => true,
 
-            // FIXME: libstd removed libresolv support: https://github.com/rust-lang/rust/pull/102766
+            // FIXME: std removed libresolv support: https://github.com/rust-lang/rust/pull/102766
             "res_init" => true,
 
             // FIXME: remove once the target in CI is updated
diff --git a/src/unix/haiku/mod.rs b/src/unix/haiku/mod.rs
index 0db460b550272..a7d1719983c8f 100644
--- a/src/unix/haiku/mod.rs
+++ b/src/unix/haiku/mod.rs
@@ -865,7 +865,7 @@ pub const LC_NUMERIC: ::c_int = 4;
 pub const LC_TIME: ::c_int = 5;
 pub const LC_MESSAGES: ::c_int = 6;
 
-// FIXME: Haiku does not have MAP_FILE, but libstd/os.rs requires it
+// FIXME: Haiku does not have MAP_FILE, but library/std/os.rs requires it
 pub const MAP_FILE: ::c_int = 0x00;
 pub const MAP_SHARED: ::c_int = 0x01;
 pub const MAP_PRIVATE: ::c_int = 0x02;
diff --git a/src/unix/mod.rs b/src/unix/mod.rs
index 9daebcaa6d364..fc905cfcc6589 100644
--- a/src/unix/mod.rs
+++ b/src/unix/mod.rs
@@ -321,7 +321,7 @@ cfg_if! {
     if #[cfg(any(target_os = "l4re", target_os = "espidf"))] {
         // required libraries for L4Re and the ESP-IDF framework are linked externally, ATM
     } else if #[cfg(feature = "std")] {
-        // cargo build, don't pull in anything extra as the libstd dep
+        // cargo build, don't pull in anything extra as the std dep
         // already pulls in all libs.
     } else if #[cfg(all(target_os = "linux",
                         any(target_env = "gnu", target_env = "uclibc"),
diff --git a/src/unix/redox/mod.rs b/src/unix/redox/mod.rs
index cd219a777288f..17242eaf2a1df 100644
--- a/src/unix/redox/mod.rs
+++ b/src/unix/redox/mod.rs
@@ -28,7 +28,7 @@ pub type nfds_t = ::c_ulong;
 pub type nlink_t = ::c_ulong;
 pub type off_t = ::c_longlong;
 pub type pthread_t = *mut ::c_void;
-// Must be usize due to libstd/sys_common/thread_local.rs,
+// Must be usize due to library/std/sys_common/thread_local.rs,
 // should technically be *mut ::c_void
 pub type pthread_key_t = usize;
 pub type rlim_t = ::c_ulonglong;
diff --git a/src/vxworks/mod.rs b/src/vxworks/mod.rs
index 21d33a4e5eddf..43afbc3e2c23d 100644
--- a/src/vxworks/mod.rs
+++ b/src/vxworks/mod.rs
@@ -582,8 +582,8 @@ pub const EAI_SERVICE: ::c_int = 9;
 pub const EAI_SOCKTYPE: ::c_int = 10;
 pub const EAI_SYSTEM: ::c_int = 11;
 
-// This is not defined in vxWorks, but we have to define it here
-// to make the building pass for getrandom and libstd, FIXME
+// FIXME: This is not defined in vxWorks, but we have to define it here
+// to make the building pass for getrandom and std
 pub const RTLD_DEFAULT: *mut ::c_void = 0i64 as *mut ::c_void;
 
 //Clock Lib Stuff