community/claws-mail: missing x86_64 package in v3.4
This abuild targets “all”, but the package for x86_64 is missing in the v3.4 branch.
https://pkgs.alpinelinux.org/packages?name=claws-mail&branch=&repo=&arch=&maintainer=
(from redmine: issue id 5692, created on 2016-06-08)