inter_addfd(maxfd,readfds,ads->tcpsocket);
inter_addfd(maxfd,exceptfds,ads->tcpsocket);
if (ads->tcpsend.used) inter_addfd(maxfd,writefds,ads->tcpsocket);
inter_addfd(maxfd,readfds,ads->tcpsocket);
inter_addfd(maxfd,exceptfds,ads->tcpsocket);
if (ads->tcpsend.used) inter_addfd(maxfd,writefds,ads->tcpsocket);