Environment variable to pass in options?

[Louis Marascio]

>You might have a look at CPATH, C_INCLUDE_PATH, CPLUS_INCLUDE_PATH
>environment variables in the info file.

I tried using the CPLUS_INCLUDE_PATH and it doesn't seem to have any effect.  

- - - - -
Louis R. Marascio                  A.K.A Louis Armistead and Jim McCraken
Email: lmarasci@stevens-tech.edu   "We have plenty of psychological abuse 
ICQ: 4270107                        in stock" -- Ripped from jsm