(PHP 4, PHP 5, PHP 7) Return info about a group by name
(PHP 4, PHP 5, PHP 7) Return info about a user by username
(PHP 4, PHP 5, PHP 7) Return info about a user by user id
(PHP 4, PHP 5, PHP 7) Return the current process identifier
(PHP 4, PHP 5, PHP 7) Get process times array
(PHP 4, PHP 5, PHP 7) Determine if a file descriptor is an interactive terminal
(PHP 4, PHP 5, PHP 7) Return the parent process identifier
(PHP 4, PHP 5, PHP 7) Return login name string
(PHP 4, PHP 5, PHP 7) Set the UID of the current process
(PHP 7) Set system resource limits bool posix_setrlimit
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