The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.
F_DUPFD
(int )
F_GETFD
(int )
F_GETFL
(int )
F_GETLK
(int )
F_GETOWN
(int )
F_RDLCK
(int )
F_SETFL
(int )
F_SETLK
(int )
F_SETLKW
(int )
F_SETOWN
(int )
F_UNLCK
(int )
F_WRLCK
(int )
O_APPEND
(int )
O_ASYNC
(int )
O_CREAT
(int )
O_EXCL
(int )
O_NDELAY
(int )
O_NOCTTY
(int )
O_NONBLOCK
(int )
O_RDONLY
(int )
O_RDWR
(int )
O_SYNC
(int )
O_TRUNC
(int )
O_WRONLY
(int )
S_IRGRP
(int )
S_IROTH
(int )
S_IRUSR
(int )
S_IRWXG
(int )
S_IRWXO
(int )
S_IRWXU
(int )
S_IWGRP
(int )
S_IWOTH
(int )
S_IWUSR
(int )
S_IXGRP
(int )
S_IXOTH
(int )
S_IXUSR
(int )