DOS / Functions / 1F


          INT 21 - DOS Internal - GET DEFAULT DRIVE PARAMETER BLOCK

Input	DOS1	N	DOS2	Y	DOS3	Y	DOS5	Y	Output
AX	1Fh						00h=OK; FFh=Err		AX
BX
CX									CX
DX									DX
ES:DI					Drive Parameter Block				DS:BX

Note:   For DOS 2.x and 3.x, this just invokes function 32h with DL = 0

See Also 32h DPB