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Re: Suspicious warning in W64 build

From: Eli Zaretskii
Subject: Re: Suspicious warning in W64 build
Date: Sat, 16 Sep 2017 11:52:56 +0300

> From: Richard Copley <address@hidden>
> Date: Sat, 16 Sep 2017 09:19:23 +0100
> Cc: Fabrice Popineau <address@hidden>, 
>       Emacs Development <address@hidden>
> > If you look at the beginning of w32.c, you will see that we include
> > string.h before we #undef strerror.  The header nt/inc/ms-w32.h
> > #define's strerror to sys_strerror, so the inclusion of string.h
> > should have supplied the prototype for sys_strerror.  Why doesn't it
> > do that in MinGW64?  Does some system header #undef strerror too
> > early?
> I see, thanks. No, there's no #undef. We end up including string.h before
> ms-w32.h (w32.c includes io.h and io.h unconditionally includes string.h).

Ah, okay.  I added the prototype, so this problem should be gone now.


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