Something

<?php

require_once('class.Curl2.php');

$ip = '';
$port = '';

$request = new CurlRequest('http://google.com');
$request->proxy($ip, $port);

$c = new Curl2;
$c->multi = false;
$c->add($request);
$c->perform();

echo '<pre>', print_r($c), '</pre>';

?>