private function _distroicon()
    {
        if (extension_loaded('pfSense') && CommonFunctions::rfts('/etc/version', $version, 1, 4096, false) && (trim($version) != '')) { // pfSense detection
            $this->sys->setDistribution('pfSense '. trim($version));
            $this->sys->setDistributionIcon('pfSense.png');
        } else {
            $this->sys->setDistributionIcon('FreeBSD.png');
        }
    }