1706 	struct rt_spare *rts;  in rtadd()  local
1710 	for (rts = rt->rt_spares, i = NUM_SPARES; i != 0; i--, rts++)  in rtadd()
1711 		rts->rts_metric = HOPCNT_INFINITY;  in rtadd()
1799 	struct rt_spare *rts, *rts1;  in rts_better()  local
1803 	rts = rt->rt_spares+1;  in rts_better()
1804 	for (i = NUM_SPARES, rts1 = rts+1; i > 2; i--, rts1++) {  in rts_better()
1805 		if (BETTER_LINK(rt,rts1,rts))  in rts_better()
1806 			rts = rts1;  in rts_better()
1809 	return rts;  in rts_better()
1817 	 struct rt_spare *rts)  in rtswitch()  argument
1829 	if (rts == NULL)  in rtswitch()
1830 		rts = rts_better(rt);  in rtswitch()
1834 	if (!BETTER_LINK(rt, rts, rt->rt_spares))  in rtswitch()
1838 	(void)sprintf(label, "Use #%d", (int)(rts - rt->rt_spares));  in rtswitch()
1839 	rtchange(rt, rt->rt_state & ~(RS_NET_SYN | RS_RDISC), rts, label);  in rtswitch()
1841 		*rts = rts_empty;  in rtswitch()
1843 		*rts = swap;  in rtswitch()
1878 	   struct rt_spare *rts)  in rts_delete()  argument
1880 	trace_upslot(rt, rts, &rts_empty);  in rts_delete()
1881 	*rts = rts_empty;  in rts_delete()
1979 	struct rt_spare *rts;  in walk_bad()  local
1985 	rts = RT->rt_spares;  in walk_bad()
1987 		rts++;  in walk_bad()
1988 		if (rts->rts_metric < HOPCNT_INFINITY  in walk_bad()
1989 		    && (rts->rts_ifp == NULL  in walk_bad()
1990 			|| (rts->rts_ifp->int_state & IS_BROKE)))  in walk_bad()
1991 			rts_delete(RT, rts);  in walk_bad()
2023 	struct rt_spare *rts;  in walk_age()  local
2030 	rts = RT->rt_spares;  in walk_age()
2031 	for (i = NUM_SPARES; i != 0; i--, rts++) {  in walk_age()
2033 		ifp = rts->rts_ifp;  in walk_age()
2039 				rts->rts_time = now.tv_sec;  in walk_age()
2053 		if (age_bad_gate == rts->rts_gate  in walk_age()
2054 		    && rts->rts_time >= now_stale) {  in walk_age()
2055 			rts->rts_time -= SUPPLY_INTERVAL;  in walk_age()
2059 		if (rts->rts_metric < HOPCNT_INFINITY  in walk_age()
2060 		    && now_garbage > rts->rts_time  in walk_age()
2062 			rts_delete(RT, rts);  in walk_age()