unp_defer         800 kern/uipc_usrreq.c int	unp_defer, unp_gcing;
unp_defer         814 kern/uipc_usrreq.c 	unp_defer = 0;
unp_defer         821 kern/uipc_usrreq.c 				unp_defer--;
unp_defer         856 kern/uipc_usrreq.c 	} while (unp_defer);
unp_defer         973 kern/uipc_usrreq.c 		unp_defer++;