#include "unp.h"
int
main(int argc, char **argv)
{
int fd;
fd_set exset;
if (argc != 3)
err_quit("usage: test01 <hostname/IPaddress> <service/port#>");
fd = Tcp_connect(argv[1], argv[2]);
FD_ZERO(&exset);
FD_SET(fd, &exset);
select(fd+1, NULL, NULL, &exset, NULL);
exit(0);
}