pgrp              387 lib/common/procfs.c         int rc = 0, pid = 0, ppid = 0, pgrp = 0, session = 0, tty_nr = 0, tpgid = 0;
pgrp              391 lib/common/procfs.c                     &pid, comm, &state, &ppid, &pgrp, &session, &tty_nr, &tpgid,