feat: OFlag::O_SEARCH for apple targets

Author: SteveLauC

changelog/2391.added.md

@@ -0,0 +1 @@
+Add `open` flag `O_SEARCH` to apple_targets

src/fcntl.rs

@@ -166,7 +166,16 @@ libc_bitflags!(
         O_RSYNC;
         /// Open directory for search only. Skip search permission checks on
         /// later `openat()` calls using the obtained file descriptor.
-        #[cfg(any(target_os = "netbsd", target_os = "freebsd", solarish, target_os = "fuchsia", target_os = "emscripten", target_os = "aix", target_os = "wasi"))]
+        #[cfg(any(
+            apple_targets,
+            solarish,
+            target_os = "netbsd",
+            target_os = "freebsd",
+            target_os = "fuchsia",
+            target_os = "emscripten",
+            target_os = "aix",
+            target_os = "wasi"
+        ))]
         O_SEARCH;
         /// Open with a shared file lock.
         #[cfg(any(bsd, target_os = "redox"))]