I opened #1074775[1] to backport the heimdal patches that add include and includedir support, filed a couple of salsa PRs[2][3] with tests, and they were merged. Once there is a new upload of heimdal, we can consider making this change in kerberos-configs then. What do you think?
1. https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1074775 2. https://salsa.debian.org/debian/heimdal/-/merge_requests/3 3. https://salsa.debian.org/debian/heimdal/-/merge_requests/4