if (!memcmp(&sa6->sin6_addr, &ll_prefix, 2)) {
if (inet_ntop(AF_INET6, &sa6->sin6_addr, buf, 64))
printf("Interface: %s\tAddress6: %s\n", ifa->ifa_name, buf);
if (!memcmp(&sa6->sin6_addr, &ll_prefix, 2)) {
if (inet_ntop(AF_INET6, &sa6->sin6_addr, buf, 64))
printf("Interface: %s\tAddress6: %s\n", ifa->ifa_name, buf);