bogofilter can be installed using the BDB by default, or as the variants bogofilter-sqlite or bogofilter-tc. It would be useful for some if mail/claws-mail-bogofilter could be installed with RUN_DEPENDS being satisfied by any of the above bogofilter variants, if installed.
A commit references this bug:
Date: Mon Jan 15 21:17:21 UTC 2018
New revision: 459117
Add BACKEND option allowing to choose bogofilter with different
Reported by: Alan Braslau