diff --git a/ci/build.sh b/ci/build.sh
index 77da36c933067..707dd4ac9af60 100644
--- a/ci/build.sh
+++ b/ci/build.sh
@@ -175,6 +175,7 @@ done
 RUST_LINUX_NO_CORE_TARGETS="\
 aarch64-pc-windows-msvc \
 aarch64-unknown-cloudabi \
+aarch64-unknown-freebsd \
 aarch64-unknown-hermit \
 aarch64-unknown-netbsd \
 aarch64-unknown-openbsd \
@@ -194,6 +195,7 @@ mipsel-unknown-linux-uclibc \
 nvptx64-nvidia-cuda \
 powerpc-unknown-linux-gnuspe \
 powerpc-unknown-netbsd \
+powerpc64-unknown-freebsd \
 riscv32imac-unknown-none-elf \
 riscv32imc-unknown-none-elf \
 sparc64-unknown-netbsd \
diff --git a/src/macros.rs b/src/macros.rs
index c48ae8bc40b41..14a28046640c6 100644
--- a/src/macros.rs
+++ b/src/macros.rs
@@ -74,10 +74,13 @@ macro_rules! s {
         __item! {
             #[repr(C)]
             #[cfg_attr(feature = "extra_traits", derive(Debug, Eq, Hash, PartialEq))]
+            #[allow(deprecated)]
             $(#[$attr])*
             pub struct $i { $($field)* }
         }
+        #[allow(deprecated)]
         impl ::Copy for $i {}
+        #[allow(deprecated)]
         impl ::Clone for $i {
             fn clone(&self) -> $i { *self }
         }
@@ -155,3 +158,38 @@ macro_rules! align_const {
         };
     )*)
 }
+
+// This macro is used to deprecate items that should be accessed via the mach crate
+#[allow(unused_macros)]
+macro_rules! deprecated_mach {
+    (pub const $id:ident: $ty:ty = $expr:expr;) => {
+        #[deprecated(
+            since = "0.2.55",
+            note = "Use the `mach` crate instead",
+        )]
+        #[allow(deprecated)]
+        pub const $id: $ty = $expr;
+    };
+    ($(pub const $id:ident: $ty:ty = $expr:expr;)*) => {
+        $(
+            deprecated_mach!(
+                pub const $id: $ty = $expr;
+            );
+        )*
+    };
+    (pub type $id:ident = $ty:ty;) => {
+        #[deprecated(
+            since = "0.2.55",
+            note = "Use the `mach` crate instead",
+        )]
+        #[allow(deprecated)]
+        pub type $id = $ty;
+    };
+    ($(pub type $id:ident = $ty:ty;)*) => {
+        $(
+            deprecated_mach!(
+                pub type $id = $ty;
+            );
+        )*
+    }
+}
diff --git a/src/unix/bsd/apple/mod.rs b/src/unix/bsd/apple/mod.rs
index 53463abbc8e23..ca80af0ed2493 100644
--- a/src/unix/bsd/apple/mod.rs
+++ b/src/unix/bsd/apple/mod.rs
@@ -11,7 +11,6 @@ pub type mode_t = u16;
 pub type nlink_t = u16;
 pub type blksize_t = i32;
 pub type rlim_t = u64;
-pub type mach_timebase_info_data_t = mach_timebase_info;
 pub type pthread_key_t = c_ulong;
 pub type sigset_t = u32;
 pub type clockid_t = ::c_uint;
@@ -26,12 +25,17 @@ pub type idtype_t = ::c_uint;
 pub type integer_t = ::c_int;
 pub type cpu_type_t = integer_t;
 pub type cpu_subtype_t = integer_t;
-pub type vm_prot_t = ::c_int;
+
 pub type posix_spawnattr_t = *mut ::c_void;
 pub type posix_spawn_file_actions_t = *mut ::c_void;
 pub type key_t = ::c_int;
 pub type shmatt_t = ::c_ushort;
-pub type vm_size_t = ::uintptr_t;
+
+deprecated_mach! {
+    pub type vm_prot_t = ::c_int;
+    pub type vm_size_t = ::uintptr_t;
+    pub type mach_timebase_info_data_t = mach_timebase_info;
+}
 
 #[cfg_attr(feature = "extra_traits", derive(Debug))]
 pub enum timezone {}
@@ -83,6 +87,10 @@ s! {
         pub ai_next: *mut addrinfo,
     }
 
+    #[deprecated(
+        since = "0.2.55",
+        note = "Use the `mach` crate instead",
+    )]
     pub struct mach_timebase_info {
         pub numer: u32,
         pub denom: u32,
@@ -353,6 +361,10 @@ s! {
         pub cr_groups: [::gid_t;16]
     }
 
+    #[deprecated(
+        since = "0.2.55",
+        note = "Use the `mach` crate instead",
+    )]
     pub struct mach_header {
         pub magic: u32,
         pub cputype: cpu_type_t,
@@ -363,6 +375,10 @@ s! {
         pub flags: u32,
     }
 
+    #[deprecated(
+        since = "0.2.55",
+        note = "Use the `mach` crate instead",
+    )]
     pub struct mach_header_64 {
         pub magic: u32,
         pub cputype: cpu_type_t,
@@ -1361,103 +1377,106 @@ pub const MAP_FIXED: ::c_int = 0x0010;
 pub const MAP_ANON: ::c_int = 0x1000;
 pub const MAP_ANONYMOUS: ::c_int = MAP_ANON;
 
-pub const VM_FLAGS_FIXED: ::c_int = 0x0000;
-pub const VM_FLAGS_ANYWHERE: ::c_int = 0x0001;
-pub const VM_FLAGS_PURGABLE: ::c_int = 0x0002;
-pub const VM_FLAGS_RANDOM_ADDR: ::c_int = 0x0008;
-pub const VM_FLAGS_NO_CACHE: ::c_int = 0x0010;
-pub const VM_FLAGS_RESILIENT_CODESIGN: ::c_int = 0x0020;
-pub const VM_FLAGS_RESILIENT_MEDIA: ::c_int = 0x0040;
-pub const VM_FLAGS_OVERWRITE: ::c_int = 0x4000;
-pub const VM_FLAGS_SUPERPAGE_MASK: ::c_int = 0x70000;
-pub const VM_FLAGS_RETURN_DATA_ADDR: ::c_int = 0x100000;
-pub const VM_FLAGS_RETURN_4K_DATA_ADDR: ::c_int = 0x800000;
-pub const VM_FLAGS_ALIAS_MASK: ::c_int = 0xFF000000;
-pub const VM_FLAGS_USER_ALLOCATE: ::c_int = 0xff07401f;
-pub const VM_FLAGS_USER_MAP: ::c_int = 0xff97401f;
-pub const VM_FLAGS_USER_REMAP: ::c_int = VM_FLAGS_FIXED | VM_FLAGS_ANYWHERE |
-                                        VM_FLAGS_RANDOM_ADDR |
-                                        VM_FLAGS_OVERWRITE |
-                                        VM_FLAGS_RETURN_DATA_ADDR |
-                                        VM_FLAGS_RESILIENT_CODESIGN;
-
-pub const VM_FLAGS_SUPERPAGE_SHIFT: ::c_int = 16;
-pub const SUPERPAGE_NONE: ::c_int = 0;
-pub const SUPERPAGE_SIZE_ANY: ::c_int = 1;
-pub const VM_FLAGS_SUPERPAGE_NONE: ::c_int = SUPERPAGE_NONE <<
-                                             VM_FLAGS_SUPERPAGE_SHIFT;
-pub const VM_FLAGS_SUPERPAGE_SIZE_ANY: ::c_int = SUPERPAGE_SIZE_ANY <<
+deprecated_mach! {
+    pub const VM_FLAGS_FIXED: ::c_int = 0x0000;
+    pub const VM_FLAGS_ANYWHERE: ::c_int = 0x0001;
+    pub const VM_FLAGS_PURGABLE: ::c_int = 0x0002;
+    pub const VM_FLAGS_RANDOM_ADDR: ::c_int = 0x0008;
+    pub const VM_FLAGS_NO_CACHE: ::c_int = 0x0010;
+    pub const VM_FLAGS_RESILIENT_CODESIGN: ::c_int = 0x0020;
+    pub const VM_FLAGS_RESILIENT_MEDIA: ::c_int = 0x0040;
+    pub const VM_FLAGS_OVERWRITE: ::c_int = 0x4000;
+    pub const VM_FLAGS_SUPERPAGE_MASK: ::c_int = 0x70000;
+    pub const VM_FLAGS_RETURN_DATA_ADDR: ::c_int = 0x100000;
+    pub const VM_FLAGS_RETURN_4K_DATA_ADDR: ::c_int = 0x800000;
+    pub const VM_FLAGS_ALIAS_MASK: ::c_int = 0xFF000000;
+    pub const VM_FLAGS_USER_ALLOCATE: ::c_int = 0xff07401f;
+    pub const VM_FLAGS_USER_MAP: ::c_int = 0xff97401f;
+    pub const VM_FLAGS_USER_REMAP: ::c_int = VM_FLAGS_FIXED |
+                                             VM_FLAGS_ANYWHERE |
+                                             VM_FLAGS_RANDOM_ADDR |
+                                             VM_FLAGS_OVERWRITE |
+                                             VM_FLAGS_RETURN_DATA_ADDR |
+                                             VM_FLAGS_RESILIENT_CODESIGN;
+
+    pub const VM_FLAGS_SUPERPAGE_SHIFT: ::c_int = 16;
+    pub const SUPERPAGE_NONE: ::c_int = 0;
+    pub const SUPERPAGE_SIZE_ANY: ::c_int = 1;
+    pub const VM_FLAGS_SUPERPAGE_NONE: ::c_int = SUPERPAGE_NONE <<
                                                  VM_FLAGS_SUPERPAGE_SHIFT;
-pub const SUPERPAGE_SIZE_2MB: ::c_int = 2;
-pub const VM_FLAGS_SUPERPAGE_SIZE_2MB: ::c_int = SUPERPAGE_SIZE_2MB <<
-                                                 VM_FLAGS_SUPERPAGE_SHIFT;
-
-pub const VM_MEMORY_MALLOC: ::c_int = 1;
-pub const VM_MEMORY_MALLOC_SMALL: ::c_int = 2;
-pub const VM_MEMORY_MALLOC_LARGE: ::c_int = 3;
-pub const VM_MEMORY_MALLOC_HUGE: ::c_int = 4;
-pub const VM_MEMORY_SBRK: ::c_int = 5;
-pub const VM_MEMORY_REALLOC: ::c_int = 6;
-pub const VM_MEMORY_MALLOC_TINY: ::c_int = 7;
-pub const VM_MEMORY_MALLOC_LARGE_REUSABLE: ::c_int = 8;
-pub const VM_MEMORY_MALLOC_LARGE_REUSED: ::c_int = 9;
-pub const VM_MEMORY_ANALYSIS_TOOL: ::c_int = 10;
-pub const VM_MEMORY_MALLOC_NANO: ::c_int = 11;
-pub const VM_MEMORY_MACH_MSG: ::c_int = 20;
-pub const VM_MEMORY_IOKIT: ::c_int = 21;
-pub const VM_MEMORY_STACK: ::c_int = 30;
-pub const VM_MEMORY_GUARD: ::c_int = 31;
-pub const VM_MEMORY_SHARED_PMAP: ::c_int = 32;
-pub const VM_MEMORY_DYLIB: ::c_int = 33;
-pub const VM_MEMORY_OBJC_DISPATCHERS: ::c_int = 34;
-pub const VM_MEMORY_UNSHARED_PMAP: ::c_int = 35;
-pub const VM_MEMORY_APPKIT: ::c_int = 40;
-pub const VM_MEMORY_FOUNDATION: ::c_int = 41;
-pub const VM_MEMORY_COREGRAPHICS: ::c_int = 42;
-pub const VM_MEMORY_CORESERVICES: ::c_int = 43;
-pub const VM_MEMORY_CARBON: ::c_int = VM_MEMORY_CORESERVICES;
-pub const VM_MEMORY_JAVA: ::c_int = 44;
-pub const VM_MEMORY_COREDATA: ::c_int = 45;
-pub const VM_MEMORY_COREDATA_OBJECTIDS: ::c_int = 46;
-pub const VM_MEMORY_ATS: ::c_int = 50;
-pub const VM_MEMORY_LAYERKIT: ::c_int = 51;
-pub const VM_MEMORY_CGIMAGE: ::c_int = 52;
-pub const VM_MEMORY_TCMALLOC: ::c_int = 53;
-pub const VM_MEMORY_COREGRAPHICS_DATA: ::c_int = 54;
-pub const VM_MEMORY_COREGRAPHICS_SHARED: ::c_int = 55;
-pub const VM_MEMORY_COREGRAPHICS_FRAMEBUFFERS: ::c_int = 56;
-pub const VM_MEMORY_COREGRAPHICS_BACKINGSTORES: ::c_int = 57;
-pub const VM_MEMORY_COREGRAPHICS_XALLOC: ::c_int = 58;
-pub const VM_MEMORY_COREGRAPHICS_MISC: ::c_int = VM_MEMORY_COREGRAPHICS;
-pub const VM_MEMORY_DYLD: ::c_int = 60;
-pub const VM_MEMORY_DYLD_MALLOC: ::c_int = 61;
-pub const VM_MEMORY_SQLITE: ::c_int = 62;
-pub const VM_MEMORY_JAVASCRIPT_CORE: ::c_int = 63;
-pub const VM_MEMORY_JAVASCRIPT_JIT_EXECUTABLE_ALLOCATOR: ::c_int = 64;
-pub const VM_MEMORY_JAVASCRIPT_JIT_REGISTER_FILE: ::c_int = 65;
-pub const VM_MEMORY_GLSL: ::c_int = 66;
-pub const VM_MEMORY_OPENCL: ::c_int = 67;
-pub const VM_MEMORY_COREIMAGE: ::c_int = 68;
-pub const VM_MEMORY_WEBCORE_PURGEABLE_BUFFERS: ::c_int = 69;
-pub const VM_MEMORY_IMAGEIO: ::c_int = 70;
-pub const VM_MEMORY_COREPROFILE: ::c_int = 71;
-pub const VM_MEMORY_ASSETSD: ::c_int = 72;
-pub const VM_MEMORY_OS_ALLOC_ONCE: ::c_int = 73;
-pub const VM_MEMORY_LIBDISPATCH: ::c_int = 74;
-pub const VM_MEMORY_ACCELERATE: ::c_int = 75;
-pub const VM_MEMORY_COREUI: ::c_int = 76;
-pub const VM_MEMORY_COREUIFILE: ::c_int = 77;
-pub const VM_MEMORY_GENEALOGY: ::c_int = 78;
-pub const VM_MEMORY_RAWCAMERA: ::c_int = 79;
-pub const VM_MEMORY_CORPSEINFO: ::c_int = 80;
-pub const VM_MEMORY_ASL: ::c_int = 81;
-pub const VM_MEMORY_SWIFT_RUNTIME: ::c_int = 82;
-pub const VM_MEMORY_SWIFT_METADATA: ::c_int = 83;
-pub const VM_MEMORY_DHMM: ::c_int = 84;
-pub const VM_MEMORY_SCENEKIT: ::c_int = 86;
-pub const VM_MEMORY_SKYWALK: ::c_int = 87;
-pub const VM_MEMORY_APPLICATION_SPECIFIC_1: ::c_int = 240;
-pub const VM_MEMORY_APPLICATION_SPECIFIC_16: ::c_int = 255;
+    pub const VM_FLAGS_SUPERPAGE_SIZE_ANY: ::c_int = SUPERPAGE_SIZE_ANY <<
+                                                     VM_FLAGS_SUPERPAGE_SHIFT;
+    pub const SUPERPAGE_SIZE_2MB: ::c_int = 2;
+    pub const VM_FLAGS_SUPERPAGE_SIZE_2MB: ::c_int = SUPERPAGE_SIZE_2MB <<
+                                                     VM_FLAGS_SUPERPAGE_SHIFT;
+
+    pub const VM_MEMORY_MALLOC: ::c_int = 1;
+    pub const VM_MEMORY_MALLOC_SMALL: ::c_int = 2;
+    pub const VM_MEMORY_MALLOC_LARGE: ::c_int = 3;
+    pub const VM_MEMORY_MALLOC_HUGE: ::c_int = 4;
+    pub const VM_MEMORY_SBRK: ::c_int = 5;
+    pub const VM_MEMORY_REALLOC: ::c_int = 6;
+    pub const VM_MEMORY_MALLOC_TINY: ::c_int = 7;
+    pub const VM_MEMORY_MALLOC_LARGE_REUSABLE: ::c_int = 8;
+    pub const VM_MEMORY_MALLOC_LARGE_REUSED: ::c_int = 9;
+    pub const VM_MEMORY_ANALYSIS_TOOL: ::c_int = 10;
+    pub const VM_MEMORY_MALLOC_NANO: ::c_int = 11;
+    pub const VM_MEMORY_MACH_MSG: ::c_int = 20;
+    pub const VM_MEMORY_IOKIT: ::c_int = 21;
+    pub const VM_MEMORY_STACK: ::c_int = 30;
+    pub const VM_MEMORY_GUARD: ::c_int = 31;
+    pub const VM_MEMORY_SHARED_PMAP: ::c_int = 32;
+    pub const VM_MEMORY_DYLIB: ::c_int = 33;
+    pub const VM_MEMORY_OBJC_DISPATCHERS: ::c_int = 34;
+    pub const VM_MEMORY_UNSHARED_PMAP: ::c_int = 35;
+    pub const VM_MEMORY_APPKIT: ::c_int = 40;
+    pub const VM_MEMORY_FOUNDATION: ::c_int = 41;
+    pub const VM_MEMORY_COREGRAPHICS: ::c_int = 42;
+    pub const VM_MEMORY_CORESERVICES: ::c_int = 43;
+    pub const VM_MEMORY_CARBON: ::c_int = VM_MEMORY_CORESERVICES;
+    pub const VM_MEMORY_JAVA: ::c_int = 44;
+    pub const VM_MEMORY_COREDATA: ::c_int = 45;
+    pub const VM_MEMORY_COREDATA_OBJECTIDS: ::c_int = 46;
+    pub const VM_MEMORY_ATS: ::c_int = 50;
+    pub const VM_MEMORY_LAYERKIT: ::c_int = 51;
+    pub const VM_MEMORY_CGIMAGE: ::c_int = 52;
+    pub const VM_MEMORY_TCMALLOC: ::c_int = 53;
+    pub const VM_MEMORY_COREGRAPHICS_DATA: ::c_int = 54;
+    pub const VM_MEMORY_COREGRAPHICS_SHARED: ::c_int = 55;
+    pub const VM_MEMORY_COREGRAPHICS_FRAMEBUFFERS: ::c_int = 56;
+    pub const VM_MEMORY_COREGRAPHICS_BACKINGSTORES: ::c_int = 57;
+    pub const VM_MEMORY_COREGRAPHICS_XALLOC: ::c_int = 58;
+    pub const VM_MEMORY_COREGRAPHICS_MISC: ::c_int = VM_MEMORY_COREGRAPHICS;
+    pub const VM_MEMORY_DYLD: ::c_int = 60;
+    pub const VM_MEMORY_DYLD_MALLOC: ::c_int = 61;
+    pub const VM_MEMORY_SQLITE: ::c_int = 62;
+    pub const VM_MEMORY_JAVASCRIPT_CORE: ::c_int = 63;
+    pub const VM_MEMORY_JAVASCRIPT_JIT_EXECUTABLE_ALLOCATOR: ::c_int = 64;
+    pub const VM_MEMORY_JAVASCRIPT_JIT_REGISTER_FILE: ::c_int = 65;
+    pub const VM_MEMORY_GLSL: ::c_int = 66;
+    pub const VM_MEMORY_OPENCL: ::c_int = 67;
+    pub const VM_MEMORY_COREIMAGE: ::c_int = 68;
+    pub const VM_MEMORY_WEBCORE_PURGEABLE_BUFFERS: ::c_int = 69;
+    pub const VM_MEMORY_IMAGEIO: ::c_int = 70;
+    pub const VM_MEMORY_COREPROFILE: ::c_int = 71;
+    pub const VM_MEMORY_ASSETSD: ::c_int = 72;
+    pub const VM_MEMORY_OS_ALLOC_ONCE: ::c_int = 73;
+    pub const VM_MEMORY_LIBDISPATCH: ::c_int = 74;
+    pub const VM_MEMORY_ACCELERATE: ::c_int = 75;
+    pub const VM_MEMORY_COREUI: ::c_int = 76;
+    pub const VM_MEMORY_COREUIFILE: ::c_int = 77;
+    pub const VM_MEMORY_GENEALOGY: ::c_int = 78;
+    pub const VM_MEMORY_RAWCAMERA: ::c_int = 79;
+    pub const VM_MEMORY_CORPSEINFO: ::c_int = 80;
+    pub const VM_MEMORY_ASL: ::c_int = 81;
+    pub const VM_MEMORY_SWIFT_RUNTIME: ::c_int = 82;
+    pub const VM_MEMORY_SWIFT_METADATA: ::c_int = 83;
+    pub const VM_MEMORY_DHMM: ::c_int = 84;
+    pub const VM_MEMORY_SCENEKIT: ::c_int = 86;
+    pub const VM_MEMORY_SKYWALK: ::c_int = 87;
+    pub const VM_MEMORY_APPLICATION_SPECIFIC_1: ::c_int = 240;
+    pub const VM_MEMORY_APPLICATION_SPECIFIC_16: ::c_int = 255;
+}
 
 pub const MAP_FAILED: *mut ::c_void = !0 as *mut ::c_void;
 
@@ -2106,15 +2125,18 @@ pub const PF_SYSTEM: ::c_int = AF_SYSTEM;
 pub const PF_NETBIOS: ::c_int = AF_NETBIOS;
 pub const PF_PPP: ::c_int =  AF_PPP;
 #[doc(hidden)]
+#[deprecated(since = "0.2.55")]
 pub const PF_MAX: ::c_int =  AF_MAX;
 
 #[doc(hidden)]
+#[deprecated(since = "0.2.55")]
 pub const NET_MAXID: ::c_int = AF_MAX;
 
 pub const NET_RT_DUMP: ::c_int = 1;
 pub const NET_RT_FLAGS: ::c_int = 2;
 pub const NET_RT_IFLIST: ::c_int = 3;
 #[doc(hidden)]
+#[deprecated(since = "0.2.55")]
 pub const NET_RT_MAXID: ::c_int = 10;
 
 pub const SOMAXCONN: ::c_int = 128;
@@ -3102,7 +3124,10 @@ extern {
                         newp: *mut ::c_void,
                         newlen: ::size_t)
                         -> ::c_int;
+    #[deprecated(since = "0.2.55", note = "Use the mach crate")]
     pub fn mach_absolute_time() -> u64;
+    #[deprecated(since = "0.2.55", note = "Use the mach crate")]
+    #[allow(deprecated)]
     pub fn mach_timebase_info(info: *mut ::mach_timebase_info) -> ::c_int;
     pub fn pthread_setname_np(name: *const ::c_char) -> ::c_int;
     pub fn pthread_get_stackaddr_np(thread: ::pthread_t) -> *mut ::c_void;
@@ -3222,9 +3247,14 @@ extern {
     pub fn brk(addr: *const ::c_void) -> *mut ::c_void;
     pub fn sbrk(increment: ::c_int) -> *mut ::c_void;
     pub fn settimeofday(tv: *const ::timeval, tz: *const ::timezone) -> ::c_int;
+    #[deprecated(since = "0.2.55", note = "Use the mach crate")]
     pub fn _dyld_image_count() -> u32;
+    #[deprecated(since = "0.2.55", note = "Use the mach crate")]
+    #[allow(deprecated)]
     pub fn _dyld_get_image_header(image_index: u32) -> *const mach_header;
+    #[deprecated(since = "0.2.55", note = "Use the mach crate")]
     pub fn _dyld_get_image_vmaddr_slide(image_index: u32) -> ::intptr_t;
+    #[deprecated(since = "0.2.55", note = "Use the mach crate")]
     pub fn _dyld_get_image_name(image_index: u32) -> *const ::c_char;
 
     pub fn posix_spawn(pid: *mut ::pid_t,
diff --git a/src/unix/mod.rs b/src/unix/mod.rs
index 4e3306f9418ee..3d98624e583d0 100644
--- a/src/unix/mod.rs
+++ b/src/unix/mod.rs
@@ -229,9 +229,9 @@ pub const GRPQUOTA: ::c_int = 1;
 
 pub const SIGIOT: ::c_int = 6;
 
-pub const S_ISUID: ::c_int = 0x800;
-pub const S_ISGID: ::c_int = 0x400;
-pub const S_ISVTX: ::c_int = 0x200;
+pub const S_ISUID: ::mode_t = 0x800;
+pub const S_ISGID: ::mode_t = 0x400;
+pub const S_ISVTX: ::mode_t = 0x200;
 
 pub const IF_NAMESIZE: ::size_t = 16;
 pub const IFNAMSIZ: ::size_t = IF_NAMESIZE;
diff --git a/src/unix/notbsd/android/b32/mod.rs b/src/unix/notbsd/android/b32/mod.rs
index e0a0d7e67cf42..5a3e6447a9e5d 100644
--- a/src/unix/notbsd/android/b32/mod.rs
+++ b/src/unix/notbsd/android/b32/mod.rs
@@ -161,6 +161,15 @@ s! {
     }
 }
 
+// These constants must be of the same type of sigaction.sa_flags
+pub const SA_NOCLDSTOP: ::c_ulong = 0x00000001;
+pub const SA_NOCLDWAIT: ::c_ulong = 0x00000002;
+pub const SA_NODEFER: ::c_ulong = 0x40000000;
+pub const SA_ONSTACK: ::c_ulong = 0x08000000;
+pub const SA_RESETHAND: ::c_ulong = 0x80000000;
+pub const SA_RESTART: ::c_ulong = 0x10000000;
+pub const SA_SIGINFO: ::c_ulong = 0x00000004;
+
 pub const RTLD_GLOBAL: ::c_int = 2;
 pub const RTLD_NOW: ::c_int = 0;
 pub const RTLD_DEFAULT: *mut ::c_void = -1isize as *mut ::c_void;
diff --git a/src/unix/notbsd/android/b64/mod.rs b/src/unix/notbsd/android/b64/mod.rs
index eb10c6384e503..19ebe0871b7f6 100644
--- a/src/unix/notbsd/android/b64/mod.rs
+++ b/src/unix/notbsd/android/b64/mod.rs
@@ -231,6 +231,15 @@ cfg_if! {
     }
 }
 
+// These constants must be of the same type of sigaction.sa_flags
+pub const SA_NOCLDSTOP: ::c_uint = 0x00000001;
+pub const SA_NOCLDWAIT: ::c_uint = 0x00000002;
+pub const SA_NODEFER: ::c_uint = 0x40000000;
+pub const SA_ONSTACK: ::c_uint = 0x08000000;
+pub const SA_RESETHAND: ::c_uint = 0x80000000;
+pub const SA_RESTART: ::c_uint = 0x10000000;
+pub const SA_SIGINFO: ::c_uint = 0x00000004;
+
 pub const RTLD_GLOBAL: ::c_int = 0x00100;
 pub const RTLD_NOW: ::c_int = 2;
 pub const RTLD_DEFAULT: *mut ::c_void = 0i64 as *mut ::c_void;
diff --git a/src/unix/notbsd/android/mod.rs b/src/unix/notbsd/android/mod.rs
index 6fb61ae352c70..252407c190a74 100644
--- a/src/unix/notbsd/android/mod.rs
+++ b/src/unix/notbsd/android/mod.rs
@@ -571,11 +571,6 @@ pub const ECOMM: ::c_int = 70;
 pub const EPROTO: ::c_int = 71;
 pub const EDOTDOT: ::c_int = 73;
 
-pub const SA_NODEFER: ::c_int = 0x40000000;
-pub const SA_RESETHAND: ::c_int = 0x80000000;
-pub const SA_RESTART: ::c_int = 0x10000000;
-pub const SA_NOCLDSTOP: ::c_int = 0x00000001;
-
 pub const EPOLL_CLOEXEC: ::c_int = 0x80000;
 pub const EPOLLONESHOT: ::c_int = 0x40000000;
 pub const EPOLLRDHUP: ::c_int = 0x00002000;
@@ -756,9 +751,6 @@ pub const PTHREAD_MUTEX_DEFAULT: ::c_int = PTHREAD_MUTEX_NORMAL;
 
 pub const FIOCLEX: ::c_int = 0x5451;
 
-pub const SA_ONSTACK: ::c_ulong = 0x08000000;
-pub const SA_SIGINFO: ::c_ulong = 0x00000004;
-pub const SA_NOCLDWAIT: ::c_ulong = 0x00000002;
 pub const SIGCHLD: ::c_int = 17;
 pub const SIGBUS: ::c_int = 7;
 pub const SIGUSR1: ::c_int = 10;