Int 2F Fn 7A40  - Novell Netware - Tcp/ip Protocol Stack - Installation C  [N]

   AX = 7A40h

Return: AX = 7AFFh if installed
       BX = ???
       bit 0: ???
       bit 1: ???
       bits 15-2: ???
       CX = version (CH=major, CL=minor)
       DX = 0000h
       ES:DI -> entry point for TCP/IP stack (see below)

Notes: Novell's LAN Workplace for DOS TCPIP.EXE also supports this interface
   this function is also supported by the Beame&Whiteside BWLWP40 shim,
     but it only returns AL and ES:DI, and does not support AX=7A41h

See Also: AX=7A41h,INT 60"Excelan"

Call entry point with:
   ES:SI -> parameter block (see below)
   ???

Return: ES:SI parameter block updated

Format of parameter block:
Offset Size    Description
 00h   DWORD   ???
 04h   WORD    (return) ???
 06h   WORD    (return) ???
 08h  4 BYTEs  ???
 0Ch   BYTE    flags???
 0Dh  7 BYTEs  ???
 14h   BYTE    (return) ???
 15h   BYTE    (call) ??? number, bit 7 set if ???
 16h   BYTE    ???
 17h   BYTE    (return) result or error code
   ???