Int 21 Fn 3022 - Stopprg V2.0 - Installation Check [G] AX = 3022h Return: AX = DOS version (see AH=30h) CX = 1112h if StopPrg installed BX = segment of resident code Program: StopPrg is a resident program aborter by MAK-TRAXON's Prophet Note: StopPrg may be temporarily disabled by storing 9090h in the word at 0000h:04FEh