X-Hacker.org- Ralf Brown's Interrupt List (Part 1,2) - int 21 - pcmag pcmanage/dcompres

Click above to get retro games delivered to your door ever month! X-Hacker.org- Ralf Brown's Interrupt List (Part 1,2) - int 21 - pcmag pcmanage/dcompres - installation check

INT 21 - PCMag PCMANAGE/DCOMPRES - INSTALLATION CHECK
        AX = FEDCh
Return: AX = CDEFh if installed
SeeAlso: AH=DCh

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