Int 2F Fn 10FE  U - Novell Dos 7 Delwatch.exe - Installation Check         [O]

   AX = 10FEh

Return: AX = 20FFh if installed and active
       DX:BX -> private entry point (see #2292)

See Also: #1041,INT 21/AX=4306h,INT 21/AX=5704h

(Table 2292)
Call DELWATCH private entry point with:
   AH = function
       00h NOP???

       Return: AX = 0000h
           CX = 0004h (unsupported function)
       01h disable DELWATCH on drive
       AL = drive number (00h = A:)

       Return: AX = status (0000h if failed, FFFFh if successful)
       02h ???
       AL = drive number (00h = A:)
       ???

       Return: ???
       03h ???
       AL = drive number (00h = A:)
       CX = ??? (0000h/0001h)
       ???

       Return: ???
       04h ???
       AL = drive number (00h = A:)
       ???

       Return: ???
       05h ???
       AL = drive number (00h = A:)
       ???

       Return: ???
       06h enable DELWATCH on drive
       AL = drive number with bit 7 set (80h = A:, etc.)
       BX = maximum files of same name in one directory to save
       CX = maximum files to save on this disk
       ???

       Return: AX = status
               0000h failed
               FFFFh successful
           CX = error code on failure
               (0004h if AL < 80h on entry)
       07h ???
       08h set file extensions list
       AL = sense (00h exclude named extensions, 01h only named ext.)
       DS:BX -> 31-byte ASCIZ extension list (three blank-padded bytes
             per extension)

       Return: AX = FFFFh (successful)
       09h ???
       AL = drive number (00h = A:)
       ???

       Return: ???
       0Ah ???
       AL = drive number (00h = A:)
       ???

       Return: ???
       0Bh reset ???

       Return: AX = FFFFh (successful)
       see also function 0Dh
       0Ch check if drive enabled
       AL = drive number with bit 7 set (80h = A:, etc.)

       Return: AX = state
               0000h disabled or error (check CX)
               0001h drive enabled
           CX = error code (0004h invalid drive number)
       0Dh set ???
       BX = ???

       Return: AX = FFFFh (successful)
       see also function 0Bh
       0Eh ???
       AL = drive number (00h = A:)
       ???

       Return: ???

Return: AX = 0000h, CX = 0001h if DELWATCH busy
   registers unchanged if AH >= 0Fh on entry