bug#24963: 26.0.50; toggle-frame-maximized broken by double-buffering patch

[Stephen Berman]

On Fri, 18 Nov 2016 20:52:15 +0100 Óscar Fuentes <ofv@wanadoo.es> wrote:

> Stephen Berman <stephen.berman@gmx.net> writes:
>
>> I guess this is a toolkit-specific bug, then, perhaps GTK+ only.
>>
>> (Unfortunately, I cannot build with lucid or even with no toolkit: both
>> fail with this error:
>>
>> /usr/lib64/gcc/x86_64-suse-linux/4.8/../../../../x86_64-suse-linux/bin/ld:
>> image.o: undefined reference to symbol 'png_set_longjmp_fn@@PNG16_0'
>> /usr/lib64/libpng16.so.16: error adding symbols: DSO missing from command 
>> line
>> collect2: error: ld returned 1 exit status
>> Makefile:611: recipe for target 'temacs' failed
>> )
>>
>> Steve Berman
>
> Try installing the build dependencies. [...]

I have all necessary dependencies.  This is a longstanding issue for me,
see https://debbugs.gnu.org/cgi/bugreport.cgi?bug=17771#95

> If the error about png persists, add --without-png to the configure
> command.

Oh, yes, I forgot about that, thanks.  With that flag I can build with
lucid and indeed, toggle-frame-maximized works fine with that build
(from latest master).  So that seems to confirm this bug is GTK+-specific.

Steve Berman