INT 21 - Novell NetWare - PRINT SERVICES - START LPT CAPTURE
        AH = DFh
        DL = 00h
Return: AL = status
            00h successful
Desc:   this function redirects the default LPT to a capture file on the file
          server
Note:   this function is supported by NetWare 4.0+, Advanced NetWare 1.0+, and
          Alloy NTNX; under NTNX, it sends a print break (see INT 17/AH=84h)
        a print job is queued when the first character of output is captured
SeeAlso: AX=B804h,AH=DFh/DL=01h,AH=DFh/DL=02h,AH=DFh/DL=03h