)
Call UNIMODEM.VXD protected-mode entry point with:
AX = function number
0000h
Return: AX = ???
0001h
Return: AX = ???
0002h
Return: AX = ???
0003h
Return: AX = ???
0004h
Return: AX = ???
0005h
Return: AX = ???
0006h
Return: AX = ???
0007h
Return: AX = ???
else
Return: AX = 0002h
SeeAlso: #02686,#02688