my $ip = gethostbyname($to_host);
# my $r = $sock->connect($to_port, $ip);
my $r = connect($sock, pack_sockaddr_in($to_port, $ip));
my $ip = gethostbyname($to_host);
# my $r = $sock->connect($to_port, $ip);
my $r = connect($sock, pack_sockaddr_in($to_port, $ip));