907             int confd;  in check_dns_listeners()  local
911             while ((confd = accept(listener->tcpfd, NULL, NULL)) == -1 && errno == EINTR)  in check_dns_listeners()
914             if (confd == -1) continue;  in check_dns_listeners()
929                     getsockname(confd, (struct sockaddr*) &tcp_addr, &tcp_len) != -1)  in check_dns_listeners()
935                 shutdown(confd, SHUT_RDWR);  in check_dns_listeners()
936                 close(confd);  in check_dns_listeners()
948                 close(confd);  in check_dns_listeners()
969                 if ((flags = fcntl(confd, F_GETFL, 0)) != -1)  in check_dns_listeners()
970                     fcntl(confd, F_SETFL, flags & ~O_NONBLOCK);  in check_dns_listeners()
974                 buff = tcp_request(confd, now, dst_addr_4, iface->netmask);  in check_dns_listeners()
976                 shutdown(confd, SHUT_RDWR);  in check_dns_listeners()
977                 close(confd);  in check_dns_listeners()