Int 2F Fn 5204  - Jam.sys V1.10+ - "lock" - Lock Compressed Drive          [k]

   AX = 5204h
   DL = drive number (0-default, 1-A:, etc.) to lock

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=5205h, AX=5206h, AX=5207h