server.sin_port = htons(USERPORT);
server.sin_addr.s_addr = INADDR_ANY;
if (bind(s, (struct sockaddr *)&server, sizeof(server))<0)
{
perror("Bind()");
return;
}
if (listen(s,1)!=0)
{
perror("Listen()");
return;
}
namelen = sizeof(client);
 
server.sin_port = htons(USERPORT);
server.sin_addr.s_addr = INADDR_ANY;
if (bind(s, (struct sockaddr *)&server, sizeof(server))<0)
{
perror("Bind()");
return;
}
if (listen(s,1)!=0)
{
perror("Listen()");
return;
}
namelen = sizeof(client);