Add Berkeley DB 4.2.52 after repocopy from db41.
Note to other porters who want their port to depend on this one: Use
will then work to get the right DB library. At run time, the proper
library will be looked up by its SONAME, which is "libdb-4.2.so.2" and
resides in /usr/local/lib.
Submitted by: Matthias Andree <firstname.lastname@example.org>