Int 21/AX=4321h/BX=0002h

Q87, Q387 - DISABLE EMULATOR

AX = 4321h
BX = 0002h
EAX = 87654321h (entire EAX value is required, not just AX)

Desc: Disable the emulator by clearing the CPU MSW's EM bit and updating the BIOS equipment list

Note: This function is available only in virtual-86 mode in older versions; newer versions also provide it in MS Windows 16- and 32-bit protected mode

See Also: AX=4321h/BX=0000h - AX=4321h/BX=0001h

Category: Emulators - Int 21h - Q

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