The package 'app-backup/backintime' does not respect LINGUAS.
I found this by running 'localepurge'.
These cases need fixing or /usr/share/locale/ grows out-of-hand.
(In reply to comment #1)
> These cases need fixing or /usr/share/locale/ grows out-of-hand.
Please keep this to the point or I will lecture you on using INSTALL_MASK.
+*backintime-1.0.24 (23 Jun 2013)
+ 23 Jun 2013; Michael Weber <firstname.lastname@example.org> +backintime-1.0.24.ebuild,
+ Version bump (bug 472552), respect LINGUAS (bug 438270).