1F_DUPFD 2F_GETFD 3F_SETFD 4F_GETFL 5F_SETFL 6F_GETLK 7F_SETLK 8F_SETLKW 9F_GETOWN 10F_SETOWN 11F_RSETLK 12F_RSETLKW 13F_RGETLK 14F_CNVT 15F_SETSIG 16F_GETSIG 17F_CHKFL 18F_DUP2FD 19F_ALLOCSP 20F_ISSTREAM 21F_PRIV 22F_NPRIV 23F_QUOTACL 24F_BLOCKS 25F_BLKSIZE 26F_GETOWN 27F_SETOWN 28F_REVOKE 29F_SETLK 30F_SETLKW 31F_GETLK 32F_SETLK64 33F_SETLKW64 34F_GETLK64 35F_SHARE 36F_UNSHARE 37F_SETLEASE 38F_GETLEASE 39F_NOTIFY 40F_DUPFD_CLOEXEC 41