while (1) {
	$poll->poll(5);
	for my $sock ( $poll->handles( POLLHUP | POLLERR | POLLNVAL ) ) {
		$sock->error();
	}

	for my $sock ( $poll->handles(POLLIN) ) {
		$sock->recv();
	}
	
	for my $sock ($poll->handles(POLLOUT)) {
		$sock->send();
	}
}