Windows Sockets 1.1应用实例(四十一)

              if (send(ns,buf,pktlen,0)<0)

              {

                     perror("Send()");

                     break;

              }

              else

                     printf("Send():return SUCCESS,packet length = %d\n",pktlen);

       }

       close(ns);

       close(s);

     &n