cheaders=c: Where are overloaded cmath fuctions?

[Benjamin Kosnik]

> Unlike cheaders=cstd model, cmath in cheaders=c model does not contain
> definitions of  std C++98 math functions (except modf) overloaded for float and
> long double nor function versions of C99 classification macros.

You might want to hang on a bit. I am also working on this exact code,
but for linux.

I suggest submitting patches en masse, not piecemeal, when you have
something working.

-benjamin