#ifdef BETA
        //
        // THIS IS FOR BETA ONLY!
        //
        struct dosdate_t d;

        _dos_getdate(&d);
        if (d.year > YEAR ||
                (d.month >= MONTH && d.day >= DAY))
        {
         printf("Sorry, BETA-TESTING is over. Thanks for you help.\n");
         exit(1);
        }
#endif