Update: I have created a new user via adduser and Virtualbox fonts are OK there. This does not solve my problem, however... I still don't know what is going on and I'd like my own user account to have ...
Qt applications are deleting non-latin characters from ISO-8859 encoded files on my Gentoo system. Actually I'm trying to merge two German files with KDiff3 and P4Merge (making "Whlen" out of ...