Re: trunk r115794: * configure.ac: Fix CC detection for xcrun case.

[Eli Zaretskii]

> Date: Sat, 28 Dec 2013 12:36:33 +0200
> From: Eli Zaretskii <address@hidden>
> Cc: address@hidden, address@hidden
> 
> > From: Lars Ingebrigtsen <address@hidden>
> > Date: Sat, 28 Dec 2013 11:23:43 +0100
> > Cc: address@hidden
> > 
> > "Jan D." <address@hidden> writes:
> > 
> > > + * configure.ac: Fix CC detection for xcrun case.
> > 
> > With this patch, compilation on Fedora 19 fails:
> > 
> > checking for soundcard.h... no
> > checking for _oss_ioctl in -lossaudio... no
> > checking for alsa >= 1.0.0... yes CFLAGS='-I/usr/include/alsa  ' 
> > LIBS='-lasound  '
> > configure: error: pkg-config found alsa, but it does not compile.  See 
> > config.log for error messages.
> > make: *** [config.status] Error 1
> 
> It also breaks the MS-Windows build:
> 
>   checking for gcc... gcc
>   checking whether we are using the GNU C compiler... no
>   checking whether gcc accepts -g... no
>   checking for gcc option to accept ISO C89... unsupported
>   ...
>   checking whether Windows API headers are recent enough... no
>   configure: error: the Windows API headers are too old to support this build.
>   Makefile:412: recipe for target `config.status' failed

Subsequent commit 115795 fixed that, thanks.