I have:
db4.2-util 4.2.52-16 Berkeley v4.2 Database Utilities\nlibdb1-compat 2.1.3-7 The Berkeley database routines\nlibdb2 2.7.7.0-9 The Berkeley database routines\nlibdb2-util 2.7.7.0-9 The Berkeley database routines\nlibdb3 3.2.9-20 Berkeley v3 Database Libraries\nlibdb3++c102 3.2.9-20 Berkeley v3 Database Libraries for C++\nlibdb3-util 3.2.9-20 Berkeley v3 Database Utilities\nlibdb4.0 4.0.14-2 Berkeley v4.0 Database Libraries\nlibdb4.1 4.1.25-17 Berkeley v4.1 Database Libraries\nlibdb4.2 4.2.52-16 Berkeley v4.2 Database Libraries\nlibdb4.2++ 4.2.52-16 Berkeley v4.2 Database Libraries for C++I have all of em installed because I still use something that use them, but I believe v3 and v4 are the only ones really needed for unstable ATM.
Seems there is some relevance based on it, browsing through much stuff.
But, it could be something as simple as setting the proper "locale" for the webserver too.