if( ele->ifa_addr->sa_family == AF_INET6 ) {
getnameinfo( ele->ifa_addr, sizeof( struct sockaddr_in6 ), octs, NI_MAXHOST, NULL, 0, NI_NUMERICHOST );
fmt = "[%s]:%s";
if( ele->ifa_addr->sa_family == AF_INET6 ) {
getnameinfo( ele->ifa_addr, sizeof( struct sockaddr_in6 ), octs, NI_MAXHOST, NULL, 0, NI_NUMERICHOST );
fmt = "[%s]:%s";