+#endif
+
+ if (FlagHas(&listener->flags, LISTEN_IPV4)) {
+ if (listener->fd_v4 >= 0) {
+ set_listener_options(listener, listener->fd_v4);
+ okay = 1;
+ } else if ((fd = inetport(listener, AF_INET)) >= 0) {
+ listener->fd_v4 = fd;
+ okay = 1;
+ }
+ } else if (-1 < listener->fd_v4) {
+ close(listener->fd_v4);
+ socket_del(&listener->socket_v4);
+ listener->fd_v4 = -1;
+ }
+
+ if (!okay)
+ free_listener(listener);
+ else if (new_listener) {