if [ "$2" = "POST-INSTALL" ] && [ -e ${PKG_PREFIX}/etc/bogofilter.cf ] ; then
cat - <<_EOF

--------------------------------------------------------------------------
The recent bogofilter versions have undergone substantial changes that can
affect compatibility and may require that you change your configuration.

See the RELEASE.NOTES file that shipped with bogofilter for details,
particularly the sections with headings [Incompat ...] and [Major ...]!

It is also advisable to check the README.* file for your database driver.
--------------------------------------------------------------------------

_EOF
fi