Int 21/AH=2Bh/CX=5643h

Volkov Commander - INSTALLATION CHECK

AH = 2Bh
CX = 5643h ('VC')
DX = 4F4Dh ('OM')
AL = function number
00h get left window data address
01h get right window data address
02h get address of general variables

Return:
AL = 00h if Volkov Commander installed
AH = version code (27h for v4.00.039)
ES:BX -> requested data

Program: Volkov Commander is a Norton Commander-like DOS shell

Category: Shells/Command Interpreters - Int 21h - V

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