Int 16/AX=FFA3h/BX=FFA3h

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PC Tools v9 DSKLIGHT - INSTALLATION CHECK

AX = FFA3h
BX = FFA3h
CX = FFA3h

Return:
BX = CX = 5555h if installed AX = resident code segment

Program: DSKLIGHT is a TSR included with PC Tools v9+ which displays a disk- access indicator on the screen; in v7 and v8, this function was provided by DATAMON

Note: DSKLIGHT chains to the previous handler if BX or CX is not FFA3h

Category: Disk I/O Enhancements - Int 16h - P

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