Int 21/AH=1Dh

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DOS 1+ - NULL FUNCTION FOR CP/M COMPATIBILITY

AH = 1Dh


Return:
AL = 00h

Note: Corresponds to the CP/M BDOS function "get bit map of read-only drives", which is meaningless under MS-DOS

See Also: AH=18h - AH=1Eh - AH=20h - AX=4459h

Category: DOS Kernel - Int 21h - D

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