Is Curl_PHP 5.0 loaded

HI I dont think Curl_PHP 5.0 loaded  this only returns 'No valid URL specified'


<?php

// HTTP get function


if (!function_exists(__NAMESPACE__ . '\checkRemoteServerStatus'))

{

  function checkRemoteServerStatus($url,$interval,$offset = 0) 

  {

   //$ua = 'Mozilla/5.0 (X11 Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/27.0.1453.110 Safari/537.36';

   //$opts = array('http'=>array('method'=>'GET','header'=>'Icy-MetaData: 1','user_agent'=>$ua ));

    return true;

   echo $url;

   $curl = curl_init();

   curl_setopt($curl, CURLOPT_URL,$url);

   curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);

   curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);

   curl_setopt($curl, CURLOPT_HEADER, false);

     

   $res = curl_exec($curl);

   if($res === false)  

   {

      echo "No valid URL specified.";  

      return false;

   } else 

   {

     curl_close($curl);

     $buffer = $res;

     

     if(strpos($buffer,"Server is currently up and public.") == true) {

       

       return true;

     } else if(strpos($buffer,"Server is currently down") == false) {

      

        return false; 

     }

     

     return true;

   }

       

     

    

  }

} else {

   

  return false;

}

//echo checkRemoteServerStatus('hhttp://74.91.126.144:27274/',19200,0);

?>