Only a handful of ISO 639-3 languages are supported by Qt. Standard Malay is not one of them. Using the macrolanguage code seems fine. Not too sure what the numerusform is for a macrolanguage, but appears that wikipedia equates MS w/ "bahasa" too

/*
 * Copyright (C) 2008 Remko Troncon
 */

#ifndef AUTOUPDATER_H
#define AUTOUPDATER_H

class AutoUpdater
{
    public:
        virtual ~AutoUpdater();

        virtual void checkForUpdates() = 0;
};

#endif