Package: exim4-dbg

"exim4-dbg" package binaries on Debian:

/usr/lib/debug/usr/sbin/exim_dbmbuild /usr/lib/debug/usr/sbin/exim_dumpdb /usr/lib/debug/usr/sbin/exim_fixdb /usr/lib/debug/usr/sbin/exim_lock /usr/lib/debug/usr/sbin/exim_tidydb

You may install this package on Debian with apt-get install exim4-dbg