[Bug 39195] msvcr120.dll.nextafter is needed by Sonkwo

https://bugs.winehq.org/show_bug.cgi?id=39195

--- Comment #10 from YongHao Hu  ---
(In reply to Nikolay Sivov from comment #7)
> I don't think it's a hack, msvcr120 have such exports on both arches. I
> don't see a problem in enabling this code in msvcrt for i386 case.

Hi, I prefer #if defined(__x86_64__) || defined(__arm__) || _MSVCR_VER>=120.
And Wine had used this method in MSVCRT__chgsignf function.
How do you think about that? Thank you.

#if defined(__x86_64__) || defined(__arm__) || _MSVCR_VER>=120

/*********************************************************************
 *      _chgsignf (MSVCRT.@)
 */
float CDECL MSVCRT__chgsignf( float num )
{
    /* FIXME: +-infinity,Nan not tested */
    return -num;
}