Re: Anyone building Emacs trunk with MinGW w64 (32 bits)

[Eli Zaretskii]

> From: Óscar Fuentes <address@hidden>
> Date: Tue, 26 Mar 2013 02:40:55 +0100
> 
> address@hidden writes:
> 
> >> Thanks! Unfortunately, it seems that there is no macro that
> >> discriminates MinGWW64 from MinGW, so removed the #if for now.
> >
> > I'm sorry, I made a mistake.
> > *i686*-w64-mingw32-gcc does not have a predefined macro __MINGW64__.
> >
> > _W64 might be used to determine mingw-w64, but it is defined after #include 
> > <_mingw.h>.

Doesn't every MinGW64 header include _mingw.h?  I think they do, via
crtdefs.h.

> That could do, possibly with a gcc version check for detecting MinGW
> distributions too old to contain _mingw.h, if necessary.

Which distributions didn't?  I think they all do.