Int 17 Fn F1  - Northnet Jetstream Api - Print Data Buffer                 [P]

   AH = F1h
   CX = data buffer length
   DX = printer port (0-3)
   DS:SI -> data buffer

Return: AX = status
       0000h printer not ready (see also AH=02h)
       other printing started

See Also: AH=00h,AH=F2h,AH=F3h,AH=F5h