[PATCH] include: Add some math declarations.

[Marvin]

Hi,

While running your changed tests, I think I found new failures.
Being a bot and all I'm not very good at pattern recognition, so I might be
wrong, but could you please double-check?

Full results can be found at:
https://testbot.winehq.org/JobDetails.pl?Key=111816

Your paranoid android.


=== debian11 (build log) ===

../wine/dlls/msvcrt/math.c:5058:13: error: redefinition of ‘fmaf’
Task: The win32 Wine build failed

=== debian11 (build log) ===

../wine/dlls/msvcrt/math.c:10412:11: error: conflicting types for ‘ilogb’
../wine/dlls/msvcrt/math.c:10420:11: error: conflicting types for ‘ilogbf’
Task: The wow64 Wine build failed