ftp_base::mdtm( $pathname )

450	function mdtm($pathname) {451		if(!isset($this->_features["MDTM"])) {452			$this->PushError("mdtm", "not supported by server");453			return FALSE;454		}455		if(!$this->_exec("MDTM ".$pathname, "mdtm")) return FALSE;456		if(!$this->_checkCode()) return FALSE;457		$mdtm = preg_replace("/^[0-9]{3} ([0-9]+).*$/s", "\\1", $this->_message);458		$date = sscanf($mdtm, "%4d%2d%2d%2d%2d%2d");459		$timestamp = mktime($date[3], $date[4], $date[5], $date[1], $date[2], $date[0]);460		return $timestamp;461	}