644     struct ip_mreq mreq;  in test_ip_multicast_membership()  local
683 	mreq.imr_multiaddr.s_addr = htonl((basegroup + i));  in test_ip_multicast_membership()
684 	mreq.imr_interface.s_addr = INADDR_ANY;  in test_ip_multicast_membership()
685 	inet_ntop(AF_INET, &mreq.imr_multiaddr, addrbuf, sizeof(addrbuf));  in test_ip_multicast_membership()
688 	if (setsockopt(sock, IPPROTO_IP, IP_ADD_MEMBERSHIP, &mreq,  in test_ip_multicast_membership()
689 		       sizeof(mreq)) < 0) {  in test_ip_multicast_membership()
696 	mreq.imr_multiaddr.s_addr = htonl((basegroup + i));  in test_ip_multicast_membership()
697 	mreq.imr_interface.s_addr = INADDR_ANY;  in test_ip_multicast_membership()
698 	inet_ntop(AF_INET, &mreq.imr_multiaddr, addrbuf, sizeof(addrbuf));  in test_ip_multicast_membership()
701 	if (setsockopt(sock, IPPROTO_IP, IP_DROP_MEMBERSHIP, &mreq,  in test_ip_multicast_membership()
702 		       sizeof(mreq)) < 0) {  in test_ip_multicast_membership()