/usr/share/man/man1/db_hotbackup.1.gz is in db-util 5.3.0.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man1/db5.3_hotbackup.1.gz
/usr/share/man/man1/db5.3_hotbackup.1.gz