Int 14 Fn 36  - Comshare - Installation Check                              [N]

   AH = 36h

Return: AX = 4353h ('CS') if installed
       BX = bitmap of installed ports (bit 0: COM1 is gateway, etc.)
       CX reserved for future use
       WORD DX:[0100h] = ComShare version number
Program: The ComShare System is a modem-sharing program for NetBIOS and
     NetWare-based networks by NashaKala Corporation

Note:  ComShare supports the standard BIOS INT 14h calls with a slight
     change in the interpretation of speed values
     (see #0235 at AH=04h"SERIAL")

See Also: AH=00h"SERIAL",AH=04h"SERIAL",AX=F4FFh