Int 2F/AX=C000h

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FN32 32 character filename utilities - INSTALLATION CHECK

AX = C000h

Return:
AL = FFh if installed ES:DI -> signature string "FN32 32CHAR TSR"

Program: FN32 is a TSR which supports 32 character filenames under PC/MS-DOS

Note: The TSR intercepts INT 21 calls and performs filename substitution by managing dictionary files in each directory which contains long filenames

Category: File Manipulation - Int 2Fh - F

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