win64: use new headers from mingw

win32/include/sys/locking.h

@@ -1,52 +1,30 @@
-/*
- * locking.h
- *
- * Constants for the mode parameter of the locking function.
- *
- * This file is part of the Mingw32 package.
- *
- * Contributors:
- *  Created by Colin Peters <colin@bird.fu.is.saga-u.ac.jp>
- *
- *  THIS SOFTWARE IS NOT COPYRIGHTED
- *
- *  This source code is offered for use in the public domain. You may
- *  use, modify or distribute it freely.
- *
- *  This code is distributed in the hope that it will be useful but
- *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAIMED. This includes but is not limited to warranties of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- *
- * $Revision: 1.2 $
- * $Author: bellard $
- * $Date: 2005/04/17 13:14:29 $
- *
+/**
+ * This file has no copyright assigned and is placed in the Public Domain.
+ * This file is part of the w64 mingw-runtime package.
+ * No warranty is given; refer to the file DISCLAIMER within this package.
  */
+#ifndef _INC_LOCKING
+#define _INC_LOCKING
 
-#ifndef	__STRICT_ANSI__
-
-#ifndef	_LOCKING_H_
-#define	_LOCKING_H_
+#ifndef _WIN32
+#error Only Win32 target is supported!
+#endif
 
 /* All the headers include this file. */
 #include <_mingw.h>
 
-#define	_LK_UNLCK	0	/* Unlock */
-#define	_LK_LOCK	1	/* Lock */
-#define	_LK_NBLCK	2	/* Non-blocking lock */
-#define	_LK_RLCK	3	/* Lock for read only */
-#define	_LK_NBRLCK	4	/* Non-blocking lock for read only */
+#define _LK_UNLCK 0
+#define _LK_LOCK 1
+#define _LK_NBLCK 2
+#define _LK_RLCK 3
+#define _LK_NBRLCK 4
 
 #ifndef	NO_OLDNAMES
-#define	LK_UNLCK	_LK_UNLCK
-#define	LK_LOCK		_LK_LOCK
-#define	LK_NBLCK	_LK_NBLCK
-#define	LK_RLCK		_LK_RLCK
-#define	LK_NBRLCK	_LK_NBRLCK
-#endif	/* Not NO_OLDNAMES */
-
-#endif	/* Not _LOCKING_H_ */
-
-#endif	/* Not __STRICT_ANSI__ */
+#define LK_UNLCK _LK_UNLCK
+#define LK_LOCK _LK_LOCK
+#define LK_NBLCK _LK_NBLCK
+#define LK_RLCK _LK_RLCK
+#define LK_NBRLCK _LK_NBRLCK
+#endif
 
+#endif