SESSRELE          294 kern/kern_proc.c 	SESSRELE(pgrp->pg_session);
SESSRELE          415 kern/subr_prf.c 		SESSRELE((struct session *) sess);
SESSRELE          211 kern/tty.c     		SESSRELE(tp->t_session);
SESSRELE          985 kern/tty.c     			SESSRELE(tp->t_session);