C99/C++ patch for /usr/include/math.h

[Gabriel Dos Reis]

"Billinghurst, David (CRTS)" <David.Billinghurst@riotinto.com> writes:

| 2.  Even with this tere are problems, but I think they are in libstdc++.
| The necessary macros are only active if there is more complete C99 support
| than newlib provides.  I think finer grained detection may be the solution.

I tend to agree with that analyzis, but as I said on the libstdc++
list, that is what we did in the past until people start complaining
about excessively long configure time. 

-- Gaby