Int 2F Fn 5203  - Jam.sys V1.10+ - "detach" - Unmount Compressed Drive     [k]

   AX = 5203h
   DL = drive number (0-default, 1-A:, etc.) to detach

Return: AH = status (00h,01h,04h,05h,08h,09h,0Bh,0Dh) (see #2521)
   AL = host drive error code (see #2285 at INT 2F/AX=0802h)

See Also: AX=5202h