902 		if (rt->rt_ifp != NULL && !ROUTE_UNUSABLE(ro)) {  in rtalloc_ign_common_locked()
965 	if (!IFNET_IS_COMPANION_LINK(rt->rt_ifp) &&  in route_ignore_protocol_cloning_for_dst()
1076 			    0, 0, newrt->rt_ifp->if_index);  in rtalloc1_common_locked()
2095 			if (rt->rt_ifp != NULL) {  in rtrequest_common_locked()
2096 				ifnet_touch_lastupdown(rt->rt_ifp);  in rtrequest_common_locked()
2198 				ifscope = rt->rt_ifp->if_index;  in rtrequest_common_locked()
2296 		rt->rt_ifp = rt->rt_ifa->ifa_ifp;  in rtrequest_common_locked()
2348 			    ((rt->rt_ifp != NULL) ?  in rtrequest_common_locked()
2349 			    rt->rt_ifp->if_xname : ""));  in rtrequest_common_locked()
2416 			    rt->rt_ifp->if_index);  in rtrequest_common_locked()
2435 			if (rt->rt_ifp != NULL) {  in rtrequest_common_locked()
2436 				ifnet_touch_lastupdown(rt->rt_ifp);  in rtrequest_common_locked()
2801 		    gwrt != NULL && gwrt->rt_ifp != NULL &&  in rt_setgate()
2802 		    gwrt->rt_ifp->if_index != ifscope) {  in rt_setgate()
2829 		if (rt_primary_default(rt, dst) && rt->rt_ifp != NULL) {  in rt_setgate()
2831 			    rt->rt_ifp->if_index);  in rt_setgate()
2854 		    (gwrt->rt_ifp->if_index == get_primary_ifscope(AF_INET) ||  in rt_setgate()
3251 			    (rt->rt_ifp != NULL) ? rt->rt_ifp->if_xname : "",  in rt_lookup_common()
3255 		if (!(rt->rt_ifp->if_flags & IFF_LOOPBACK) ||  in rt_lookup_common()
3257 			if (rt->rt_ifp->if_index != ifscope) {  in rt_lookup_common()
3270 					ifscope = rt->rt_ifp->if_index;  in rt_lookup_common()
3304 			    (rt->rt_ifp != NULL) ? rt->rt_ifp->if_xname : "",  in rt_lookup_common()
3333 	    RT(rn)->rt_ifp->if_index != ifscope) {  in rt_lookup_common()
3391                 (rt->rt_ifp != NULL) ? rt->rt_ifp->if_xname : "",  in rt_lookup_common()
3557 					    gbuf, ((rt->rt_ifp != NULL) ?  in rtinit_locked()
3558 					    rt->rt_ifp->if_xname : ""),  in rtinit_locked()
3581 					    dbuf, gbuf, ((rt->rt_ifp != NULL) ?  in rtinit_locked()
3582 					    rt->rt_ifp->if_xname : ""),  in rtinit_locked()
3596 				    ((rt->rt_ifp != NULL) ?  in rtinit_locked()
3597 				    rt->rt_ifp->if_xname : ""),  in rtinit_locked()
3632 			    ((rt->rt_ifp != NULL) ? rt->rt_ifp->if_xname : ""),  in rtinit_locked()
3656 					    dbuf, gbuf, ((rt->rt_ifp != NULL) ?  in rtinit_locked()
3657 					    rt->rt_ifp->if_xname : ""), rt->rt_flags,  in rtinit_locked()
3666 				    dbuf, gbuf, ((rt->rt_ifp != NULL) ?  in rtinit_locked()
3667 				    rt->rt_ifp->if_xname : ""), rt->rt_flags,  in rtinit_locked()
3688 			if (rt->rt_ifp != ifa->ifa_ifp) {  in rtinit_locked()
3700 					rt->rt_if_ref_fn(rt->rt_ifp, -1);  in rtinit_locked()
3708 			rt->rt_ifp = ifa->ifa_ifp;  in rtinit_locked()
3714 				rt->rt_rmx.rmx_mtu = rt->rt_ifp->if_mtu;  in rtinit_locked()
3716 				    INTF_ADJUST_MTU_FOR_CLAT46(rt->rt_ifp)) {  in rtinit_locked()
3717 					rt->rt_rmx.rmx_mtu = IN6_LINKMTU(rt->rt_ifp);  in rtinit_locked()
3735 				    gbuf, ((rt->rt_ifp != NULL) ?  in rtinit_locked()
3736 				    rt->rt_ifp->if_xname : ""), rt->rt_flags,  in rtinit_locked()
3780 		rt->rt_if_ref_fn(rt->rt_ifp, 1);  in rt_set_idleref()
3794 		rt->rt_if_ref_fn(rt->rt_ifp, -1);  in rt_clear_idleref()
4189 	ifindex = rt->rt_ifp->if_index;  in route_to_gwroute()
4199 			ifindex = rt->rt_ifp->if_index;  in route_to_gwroute()
4368 	    rt->rt_ifp == gwrt->rt_ifp && rt->rt_gateway->sa_family ==  in rt_revalidate_gwroute()
4428 		} else if (rt->rt_ifp != NULL) {  in rt_str4()
4429 			snprintf(gs, gslen, "link#%u", rt->rt_ifp->if_unit);  in rt_str4()
4459 		} else if (rt->rt_ifp != NULL) {  in rt_str6()
4460 			snprintf(gs, gslen, "link#%u", rt->rt_ifp->if_unit);  in rt_str6()