Int 7F Fn 14  - Alloy Ntnx, Mw386 -  Set Receive Isr                       [N]

   AH = 14h
   CL = 00h
   DX:DI -> application FAR receive service routine (see below)

Return: AL = status (00h-03h) (see AH=12h)

See Also: AH=14h/CL=01h,AH=14h/CL=03h

Service routine called with:
   DH = sender ID
   DL = channel with datagram
   interrupts disabled

Return: AL = response code
       00h leave buffer locked, set channel status, and repeat call later
       01h release channel buffer
       02h change buffer pointer to DX:DI
   AH,CX,DX,DI,SI may be destroyed