Bug#1017866: gtk4: FTBFS on non-linux

[Simon McVittie]

On Sun, 21 Aug 2022 at 16:21:39 -0400, Jeremy Bicha wrote:
> Simon, I was intending to upload gtk4 to Unstable now unless you want
> me to wait.

Yes, what I really meant by "soon" was "when Jeremy gets there". It would
be good if you could include Samuel's changes in this (already pushed),
but I don't think there's any other reason to delay this upload, as long
as we're expecting GTK 4.8 soon (which we are).

    smcv