... $port = intval(substr($conn, $pos + 1)); } else { $host = 'unix://' . $conn; $port = -1; } if (($sock = @fsockopen($host, $port, $errno, $error, 5)) === false) { throw new XSException($error . '(C#' . $errno . ', ' . $host . ':' . $port . ')'); } // set sock...