HTTP/Requestとか
<?php
ini_set( 'display_errors', 1 );
require_once 'HTTP/Request.php';
$url = 'http://www.yahoo.co.jp/';
$request = &new HTTP_Request();
$request->setURL($url);
$result = $request->sendRequest();
if (!PEAR::isError($result)) {
echo $request->getResponseBody();
echo "OK";
} else {
echo "ERROR";
}
?>
pear install http_request
/etc/resolv.conf
options single-request