posix_getpgrpPHP ManualPrevNextposix_getpgrpposix_getpgrp -- Return the current process group identifier Descriptionint posix_getpgrp(void ); Return the process group identifier of the current process. See POSIX.1 and the getpgrp(2) manual page on your POSIX system for more information on process groups.PrevHomeNextposix_getloginUpposix_setsid