Merge pull request #3372 from kubo39/add-darwin-fcntl

macOS: add core.sys.darwin.fcntl

Author: RazvanN7

src/core/sys/darwin/fcntl.d

@@ -0,0 +1,20 @@
+module core.sys.darwin.fcntl;
+
+public import core.sys.posix.fcntl;
+
+version (OSX)
+    version = Darwin;
+else version (iOS)
+    version = Darwin;
+else version (TVOS)
+    version = Darwin;
+else version (WatchOS)
+    version = Darwin;
+
+version (Darwin):
+extern (C):
+nothrow:
+@nogc:
+@system:
+
+enum F_FULLFSYNC = 51;