SSH2_SHELL_EXEC with return

/* By GAMiEE , 2012 , http://gamee.sk/ */
function ssh2_shell_exec($c1,$cmd1,$enablebr = false)
{
    $exec = ssh2_exec($c1, $cmd1);
    stream_set_blocking($exec, true);
    $output = stream_get_contents($exec);
    if($enablebr == false)
        $output = str_replace("\n","",$output);
    else if($enablebr == true)
        $output = nl2br($output);
    else if($enablebr == "fatal")
    {

    }
    fclose($exec);
    //echo $output;
    return $output;
}