1setsockopt\(0, SOL_IP, IP_ADD_MEMBERSHIP, "\\340", 1\) = -1 EINVAL .* 2setsockopt\(0, SOL_IP, IP_DROP_MEMBERSHIP, "\\340", 1\) = -1 EINVAL .* 3setsockopt\(0, SOL_IP, IP_ADD_MEMBERSHIP, \{imr_multiaddr=inet_addr\("224\.0\.0\.3"\), imr_interface=inet_addr\("127\.0\.0\.1"\)\}, 8\) = 0 4setsockopt\(0, SOL_IP, IP_DROP_MEMBERSHIP, \{imr_multiaddr=inet_addr\("224\.0\.0\.3"\), imr_interface=inet_addr\("127\.0\.0\.1"\)\}, 8\) = 0 5setsockopt\(0, SOL_IPV6, IPV6_ADD_MEMBERSHIP, "\\377", 1\) = -1 ENOPROTOOPT .* 6setsockopt\(0, SOL_IPV6, IPV6_DROP_MEMBERSHIP, "\\377", 1\) = -1 ENOPROTOOPT .* 7setsockopt\(0, SOL_IPV6, IPV6_ADD_MEMBERSHIP, \{ipv6mr_multiaddr=inet_pton\("ff01::c"\), ipv6mr_interface=if_nametoindex\("lo"\)\}, 20\) = -1 ENOPROTOOPT .* 8setsockopt\(0, SOL_IPV6, IPV6_DROP_MEMBERSHIP, \{ipv6mr_multiaddr=inet_pton\("ff01::c"\), ipv6mr_interface=if_nametoindex\("lo"\)\}, 20\) = -1 ENOPROTOOPT .* 9setsockopt\(0, SOL_IPV6, IPV6_JOIN_ANYCAST, "\\377", 1\) = -1 ENOPROTOOPT .* 10setsockopt\(0, SOL_IPV6, IPV6_LEAVE_ANYCAST, "\\377", 1\) = -1 ENOPROTOOPT .* 11setsockopt\(0, SOL_IPV6, IPV6_JOIN_ANYCAST, \{ipv6mr_multiaddr=inet_pton\("ff01::c"\), ipv6mr_interface=if_nametoindex\("lo"\)\}, 20\) = -1 ENOPROTOOPT .* 12setsockopt\(0, SOL_IPV6, IPV6_LEAVE_ANYCAST, \{ipv6mr_multiaddr=inet_pton\("ff01::c"\), ipv6mr_interface=if_nametoindex\("lo"\)\}, 20\) = -1 ENOPROTOOPT .* 13