connect_to_server
if ((s = connect_to_server(host, port)) < 0)
code = connect_to_server(handle->params.admin_server, port, &fd);
connect_to_server(const char *hostname, int port, int *fd);
connect_to_server(ssh_program, args.list, &in, &out);
connect_to_server(cpp[0], cpp, &in, &out);