(PHP 4 >= 4.2.0, PHP 5, PHP 7) Alias of
(PHP 4, PHP 5, PHP 7) Set the GID of the current process
(PHP 4, PHP 5, PHP 7) Get process group id for job control
(PHP 4, PHP 5, PHP 7) Create a fifo special file (a named pipe)
(PHP 4 >= 4.2.0, PHP 5, PHP 7) Retrieve the error number set by the last posix function that failed
(PHP 4, PHP 5, PHP 7) Return the real user ID of the current process
(PHP 4, PHP 5, PHP 7) Get path name of controlling terminal
(PHP 4, PHP 5, PHP 7) Set process group id for job control
(PHP 4 >= 4.0.2, PHP 5, PHP 7) Set the effective GID of the current process
(PHP 4 >= 4.0.2, PHP 5, PHP 7) Set the effective UID of the current process
Page 3 of 4