INT 2F - LANtastic Network, NetWare Lite - VERSION CHECK
        AX = B809h
Return: AH = major version
        AL = minor version (decimal)
Notes:  this function is also supported by SilverNET
        NetWare Lite returns its own version number rather than a PC LAN
          compatibility version
SeeAlso: AX=4E53h,AX=B800h,AX=B809h"LAN Manager"

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