libc/net/getaddrinfo.c

2398 	struct addrinfo hints, *res0, *res;
2444 	error = getaddrinfo(addr, "0", &hints, &res0);
2449 	if (res0->ai_family == AF_INET6 &&
2450 	    IN6_IS_ADDR_V4MAPPED(&((struct sockaddr_in6 *)res0->ai_addr)->sin6_addr)) {
2451 		freeaddrinfo(res0);
2455 	for (res = res0; res; res = res->ai_next) {
2463 				freeaddrinfo(res0);
2468 	return res0;
2528 	struct addrinfo hints, *res, *res0;
2576 	error = getaddrinfo(addr, NULL, &hints, &res0);
2578 		for (res = res0; res; res = res->ai_next) {
2586 		res0 = NULL;
2587 	if (res0) {
2588 		cur->ai_next = res0;