/usr/bin/bf_compact-bdb
/usr/bin/bf_copy-bdb
/usr/bin/bf_tar-bdb
/usr/bin/bogofilter-bdb
/usr/bin/bogolexer-bdb
/usr/bin/bogotune-bdb
/usr/bin/bogoupgrade-bdb
/usr/bin/bogoutil-bdb
You may install this package on Debian with
apt-get
install bogofilter-bdb