configure.ac patch

[Matthias Andree]

David Relson <relson at osagesoftware.com> writes:

> I just have to be careful to "rm src/datastore_db.o" between rebuilds as
> I switch back and forth between db3 and db4.  When I don't recompile
> that module, bogofilter reeminds me - by complaining and generating a
> core dump.

We could check for proper library versions at run time for a "merciful"
death that allows the delinquent (bogofilter) to have the last word
rather than the hangman (kernel). Fix in CVS.

-- 
Matthias Andree