(PHP 3>= 3.0.10, PHP 4 )

posix_getpgid -- Get process group id for job control


int posix_getpgid ( int pid)

Returns the process group identifier of the process pid.

This is not a POSIX function, but is common on BSD and System V systems. If your system does not support this function at system level, this PHP function will always return FALSE.

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