Category: DOS kernel
Flags: Undocumented function
INT 2F - DOS 3.0+ internal - GET FILE'S DRIVE AX = 121Ah DS:SI -> filename Return: AL = drive (0 = default, 1 = A:, etc, FFh = invalid) DS:SI -> filename without leading X: (if present) SeeAlso: INT 21/AH=19h,INT 21/AH=60h