#define O_NOFOLLOW 0100000 /* don't follow links */
#define O_DIRECT 0200000 /* direct disk access hint - currently ignored */
#define O_LARGEFILE 0400000
+#define O_NOATIME 01000000
#define F_DUPFD 0 /* dup */
#define F_GETFD 1 /* get close_on_exec */