public function checkDisk($fixErrors = false, $vigorousIndexCheck = true, $skipFolderCycle = true, $forceDismount = false, $recoverBadSectors = false, $runAtBootup = false)
    {
        $result = $this->variant->chkdsk($fixErrors, $vigorousIndexCheck, $skipFolderCycle, $forceDismount, $recoverBadSectors, $runAtBootup);

        switch($result) {
            case 0:
                return true;
            case 1:
                return true;
        }

        return false;
    }