On Sat, Jan 28, 2017 at 09:58:30AM +0100, Joachim Fahrner wrote:
> I added Devuan backports and now a lot of packages were upgraded to the
> new bpo version. Normally Debian backports should have a priority of 100
> and should not automatically upgrade. What is wrong here?
>
> Is there an easy way to downgrade packages to the stable version?

Temporarily bump the priority of stable above 1000, it will downgrade
everything to that release.

--
Autotools hint: to do a zx-spectrum build on a pdp11 host, type:
./configure --host=zx-spectrum --build=pdp11