While talking about useful additions, how about this one??

[Doug Gwyn]

In article <2528 at haddock.ISC.COM> karl at haddock.ima.isc.com (Karl Heuer) writes:
>How about writing "struct generic *", where "struct generic" is never defined?
>This is already syntactically and semantically legal.

Is that really true?  I think technically you're supposed to have to
have pre-declared the incomplete type:
	struct generic;
and that if the type is not later completed it's supposed to be an error.