INT 2F - KDRIVE v2.x - INSTALLATION CHECK AX = D3D3h BH = 00h Return: BX = 3D3Dh if installed CF clear if installed AX = driver ID??? (returns 0087h for KDRIVE.EXE and 0880h for KDRIVOS2.EXE in one examined version) Program: KDRIVE is a shareware extended German keyboard driver by Martin Austermeier, originally based on K3 by Martin Gerdes as published in c't magazine 7/1988