if_up            1220 net/if.c       			if_up(ifp);
if_up             709 net/if.h       void	if_up(struct ifnet *);
if_up             500 net/if_gif.c   		if_up(ifp);		/* send up RTM_IFINFO */
if_up             964 net/if_spppsubr.c 		if_up(ifp);
if_up            1105 net/if_spppsubr.c 			if_up(ifp);
if_up            2355 net/if_spppsubr.c 		if_up(ifp);
if_up             327 net/if_tun.c   	if_up(ifp);