[exim] environment variable patch

I found a patch to pass environment variable's from a web server to exim.

The original post was here :-
http://www.exim.org/mail-archives/exim-users/Week-of-Mon-20040202/msg00213.html

But have been unable to download it since and wondered if anyone had a
copy or if the author still had a copy?

Thanks
Regards
Darren