Int 21/AH=6Bh

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DOS 4.0 internal - IFS IOCTL

AH = 6Bh
AL = subfunction
00h ???
DS:SI -> Current Directory Structure???
CL = drive (1=A:)
01h ???
DS:SI -> ???
CL = file handle???
02h ???
DS:SI -> Current Directory Structure???
DI = ???
CX = drive (1=A:)

Return:
CF set on error AX = error code (see #01680 at INT 21/AH=59h/BX=0000h) CF clear if successful

Notes: Passed through to INT 2F/AX=112Fh with AX on top of stack. Novell DOS 7 Update 15 returns CF set/AX=0001h (invalid function)

See Also: AH=6Bh"DOS 5" - INT 2F/AX=112Fh

Category: DOS Kernel - Int 21h - D

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