public static function getOS()
    {
        if (self::$nb_os === null) {
            self::$nb_os = new CNabuOS();
            self::$nb_os->init();
        }

        return self::$nb_os;
    }
public static function getOS()
    {
        if (self::$nb_os === null) {
            self::$nb_os = new CNabuOS();
            self::$nb_os->init();
        }

        return self::$nb_os;
    }
public static function getOS ( ) { if ( self :: $ nb_os === null ) { self :: $ nb_os = new CNabuOS ( ) ; self :: $ nb_os -> init ( ) ; } return self :: $ nb_os ; }
Get the singleton instance of CNabuOS.
@return CNabuOS Returns the singleton instance of CNabuOS
Get the singleton instance of CNabuOS .