"Andy" == Andy Piper <andyp(a)parallax.co.uk> writes:
	Andy> idl-mode is currently not font-lock enabled although identical to
	Andy> c++.
I would recommend not using the C++ setup verbatim for IDL.
IDL is sufficiently dissimilar from C++ that it deserves its own Font-Lock
setup.  <
http://www.cs.utah.edu/~eeide/emacs/idl-font-lock.el.gz> is my setup;
others are linked from the CC Mode home page.
Eric.
-- 
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Eric Eide <eeide(a)cs.utah.edu>  .   University of Utah Dept. of Computer Science
http://www.cs.utah.edu/~eeide  . +1 (801) 585-5512 voice, +1 (801) 581-5843 FAX