INT 21 - DOS Internal - GET DRIVE PARAMETER BLOCK               

Input

DOS1 N DOS2 Y

DOS3

Y DOS5 Y

Output

AX

32h     FFh = Error AX

BX

         

CX

        CX

DX

  Drive(0=Def,1=A)     DX

ES:DI

  Drive Parameter Block DS:BX
See Also 1Fh DPB


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