sin4.sin_addr.s_addr = (S_ADDR_TYPE)INADDR_ANY;
sin4.sin_port = htons(port);
if (bind(listen_socket[i], (struct sockaddr *)&sin4, sizeof(sin4)) < 0)
sin4.sin_addr.s_addr = (S_ADDR_TYPE)INADDR_ANY;
sin4.sin_port = htons(port);
if (bind(listen_socket[i], (struct sockaddr *)&sin4, sizeof(sin4)) < 0)