FreeBSD: move newly introduced functions in all versions back to root

According to rust-lang#3023, new ABI did not need to be hidden away
under cfg(freebsdXX) flags, only changed ABI!

src/unix/bsd/freebsdlike/freebsd/freebsd11/mod.rs

@@ -462,8 +462,8 @@ extern "C" {
         msgflg: ::c_int,
     ) -> ::c_int;
 
-    pub fn fdatasync(fd: ::c_int) -> ::c_int;
-
+    // Type of `path` argument changed from `const void*` to `void*`
+    // in FreeBSD 12
     pub fn dirname(path: *const ::c_char) -> *mut ::c_char;
     pub fn basename(path: *const ::c_char) -> *mut ::c_char;
 }

src/unix/bsd/freebsdlike/freebsd/freebsd12/mod.rs

@@ -473,20 +473,6 @@ extern "C" {
         msgtyp: ::c_long,
         msgflg: ::c_int,
     ) -> ::ssize_t;
-    pub fn clock_nanosleep(
-        clk_id: ::clockid_t,
-        flags: ::c_int,
-        rqtp: *const ::timespec,
-        rmtp: *mut ::timespec,
-    ) -> ::c_int;
-
-    pub fn fdatasync(fd: ::c_int) -> ::c_int;
-
-    pub fn getrandom(buf: *mut ::c_void, buflen: ::size_t, flags: ::c_uint) -> ::ssize_t;
-    pub fn elf_aux_info(aux: ::c_int, buf: *mut ::c_void, buflen: ::c_int) -> ::c_int;
-    pub fn setproctitle_fast(fmt: *const ::c_char, ...);
-    pub fn timingsafe_bcmp(a: *const ::c_void, b: *const ::c_void, len: ::size_t) -> ::c_int;
-    pub fn timingsafe_memcmp(a: *const ::c_void, b: *const ::c_void, len: ::size_t) -> ::c_int;
 
     pub fn dirname(path: *mut ::c_char) -> *mut ::c_char;
     pub fn basename(path: *mut ::c_char) -> *mut ::c_char;

src/unix/bsd/freebsdlike/freebsd/freebsd13/mod.rs

@@ -492,24 +492,9 @@ extern "C" {
         msgtyp: ::c_long,
         msgflg: ::c_int,
     ) -> ::ssize_t;
-    pub fn clock_nanosleep(
-        clk_id: ::clockid_t,
-        flags: ::c_int,
-        rqtp: *const ::timespec,
-        rmtp: *mut ::timespec,
-    ) -> ::c_int;
 
     pub fn eventfd(init: ::c_uint, flags: ::c_int) -> ::c_int;
 
-    pub fn fdatasync(fd: ::c_int) -> ::c_int;
-
-    pub fn getrandom(buf: *mut ::c_void, buflen: ::size_t, flags: ::c_uint) -> ::ssize_t;
-    pub fn getentropy(buf: *mut ::c_void, buflen: ::size_t) -> ::c_int;
-    pub fn elf_aux_info(aux: ::c_int, buf: *mut ::c_void, buflen: ::c_int) -> ::c_int;
-    pub fn setproctitle_fast(fmt: *const ::c_char, ...);
-    pub fn timingsafe_bcmp(a: *const ::c_void, b: *const ::c_void, len: ::size_t) -> ::c_int;
-    pub fn timingsafe_memcmp(a: *const ::c_void, b: *const ::c_void, len: ::size_t) -> ::c_int;
-
     pub fn cpuset_getdomain(
         level: ::cpulevel_t,
         which: ::cpuwhich_t,

src/unix/bsd/freebsdlike/freebsd/freebsd14/mod.rs

@@ -492,23 +492,6 @@ extern "C" {
         msgtyp: ::c_long,
         msgflg: ::c_int,
     ) -> ::ssize_t;
-    pub fn clock_nanosleep(
-        clk_id: ::clockid_t,
-        flags: ::c_int,
-        rqtp: *const ::timespec,
-        rmtp: *mut ::timespec,
-    ) -> ::c_int;
-
-    pub fn eventfd(init: ::c_uint, flags: ::c_int) -> ::c_int;
-
-    pub fn fdatasync(fd: ::c_int) -> ::c_int;
-
-    pub fn getrandom(buf: *mut ::c_void, buflen: ::size_t, flags: ::c_uint) -> ::ssize_t;
-    pub fn getentropy(buf: *mut ::c_void, buflen: ::size_t) -> ::c_int;
-    pub fn elf_aux_info(aux: ::c_int, buf: *mut ::c_void, buflen: ::c_int) -> ::c_int;
-    pub fn setproctitle_fast(fmt: *const ::c_char, ...);
-    pub fn timingsafe_bcmp(a: *const ::c_void, b: *const ::c_void, len: ::size_t) -> ::c_int;
-    pub fn timingsafe_memcmp(a: *const ::c_void, b: *const ::c_void, len: ::size_t) -> ::c_int;
 
     pub fn cpuset_getdomain(
         level: ::cpulevel_t,

src/unix/bsd/freebsdlike/freebsd/mod.rs

@@ -5040,6 +5040,12 @@ extern "C" {
     pub fn getpagesizes(pagesize: *mut ::size_t, nelem: ::c_int) -> ::c_int;
 
     pub fn clock_getcpuclockid2(arg1: ::id_t, arg2: ::c_int, arg3: *mut clockid_t) -> ::c_int;
+    pub fn clock_nanosleep(
+        clk_id: ::clockid_t,
+        flags: ::c_int,
+        rqtp: *const ::timespec,
+        rmtp: *mut ::timespec,
+    ) -> ::c_int;
 
     pub fn shm_create_largepage(
         path: *const ::c_char,
@@ -5056,6 +5062,17 @@ extern "C" {
     pub fn memfd_create(name: *const ::c_char, flags: ::c_uint) -> ::c_int;
     pub fn setaudit(auditinfo: *const auditinfo_t) -> ::c_int;
 
+    pub fn eventfd(init: ::c_uint, flags: ::c_int) -> ::c_int;
+
+    pub fn fdatasync(fd: ::c_int) -> ::c_int;
+
+    pub fn getrandom(buf: *mut ::c_void, buflen: ::size_t, flags: ::c_uint) -> ::ssize_t;
+    pub fn getentropy(buf: *mut ::c_void, buflen: ::size_t) -> ::c_int;
+    pub fn elf_aux_info(aux: ::c_int, buf: *mut ::c_void, buflen: ::c_int) -> ::c_int;
+    pub fn setproctitle_fast(fmt: *const ::c_char, ...);
+    pub fn timingsafe_bcmp(a: *const ::c_void, b: *const ::c_void, len: ::size_t) -> ::c_int;
+    pub fn timingsafe_memcmp(a: *const ::c_void, b: *const ::c_void, len: ::size_t) -> ::c_int;
+
     pub fn _umtx_op(
         obj: *mut ::c_void,
         op: ::c_int,