#define O_LARGEFILE 0400000 /* will be set by the kernel on every open */
#define O_DIRECT 02000000 /* direct disk access - should check with OSF/1 */
#define O_NOATIME 04000000
+#define O_CLOEXEC 010000000 /* set close_on_exec */
#define F_GETLK 7
#define F_SETLK 8