V3 PATCH: More complex cleanup

[Robert Lipe]

Gabriel Dos Reis wrote:
> 
> This patch adds more cleanup.  Hopefully, most of the problems currently
> reported on plateforms with clashing complex support should disappear.

Mostly, they do.  I still see the problem in two files, though.
Could you please do to csqrt.c and csqrtf.c what you did to to the
rest?  These two are still tripped up on my system where the headers,
libraries, and bootstrap compiler are C99.

Thanx,
RJL