Fix passing fd across modules

atom/node/osfhandle.cc

@@ -0,0 +1,19 @@
+// Copyright (c) 2016 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#include "osfhandle.h"
+
+#include <io.h>
+
+namespace node {
+
+int open_osfhandle(intptr_t osfhandle, int flags) {
+  return _open_osfhandle(osfhandle, flags);
+}
+
+int close(int fd) {
+  return _close(fd);
+}
+
+}  // namespace node