301 			if (rt->rt_ifa != NULL)  in rtfree()
302 				IFAFREE(rt->rt_ifa);  in rtfree()
364 	    (!sa_equal(src, rt->rt_gateway) || rt->rt_ifa != ifa)) {  in rtredirect_oncpu()
544 		if ((ifa = rt->rt_ifa) == NULL)  in ifa_ifwithroute()
851 		if ((ifa = rt->rt_ifa) && ifa->ifa_rtrequest)  in rtrequest1()
881 		ifa = rt->rt_ifa;  in rtrequest1()
936 		rt->rt_ifa = ifa;  in rtrequest1()
966 		ifa = rt->rt_ifa;  in rtrequest1()
1409 	kprintf(" ifa %p\n", rt->rt_ifa);  in rt_print()
1582 		    ((struct rtentry *)rn)->rt_ifa != ifa ||  in rtinit()
1821 	if (rt->rt_ifa->ifa_rtrequest != NULL)  in rtchange_ifa()
1822 		rt->rt_ifa->ifa_rtrequest(RTM_DELETE, rt);  in rtchange_ifa()
1823 	IFAFREE(rt->rt_ifa);  in rtchange_ifa()
1826 	rt->rt_ifa = ap->new_ifa;  in rtchange_ifa()
1828 	if (rt->rt_ifa->ifa_rtrequest != NULL)  in rtchange_ifa()
1829 		rt->rt_ifa->ifa_rtrequest(RTM_ADD, rt);  in rtchange_ifa()
1840 	if (rt->rt_ifa == ap->old_ifa) {  in rtchange_callback()