((struct sockaddr_in6 *)&ss)->sin6_port = port;
((struct sockaddr_in6 *)&ss)->sin6_family = AF_INET6;
#ifdef HAVE_SOCKADDR_LEN
((struct sockaddr_in6 *)&ss)->sin6_port = port;
((struct sockaddr_in6 *)&ss)->sin6_family = AF_INET6;
#ifdef HAVE_SOCKADDR_LEN