1#define O_CREAT        0100
 2#define O_EXCL         0200
 3#define O_NOCTTY       0400
 4#define O_TRUNC       01000
 5#define O_APPEND      02000
 6#define O_NONBLOCK    04000
 7#define O_DSYNC      010000
 8#define O_SYNC     04010000
 9#define O_RSYNC    04010000
10#define O_DIRECTORY  040000
11#define O_NOFOLLOW  0100000
12#define O_CLOEXEC  02000000
13
14#define O_ASYNC      020000
15#define O_DIRECT    0200000
16#define O_LARGEFILE 0400000
17#define O_NOATIME  01000000
18#define O_PATH    010000000
19#define O_TMPFILE 020040000
20#define O_NDELAY O_NONBLOCK
21
22#define F_DUPFD  0
23#define F_GETFD  1
24#define F_SETFD  2
25#define F_GETFL  3
26#define F_SETFL  4
27#define F_GETLK  5
28#define F_SETLK  6
29#define F_SETLKW 7
30#define F_SETOWN 8
31#define F_GETOWN 9
32#define F_SETSIG 10
33#define F_GETSIG 11
34
35#define F_SETOWN_EX 15
36#define F_GETOWN_EX 16
37
38#define F_GETOWNER_UIDS 17