/usr/share/doc/libmlpcap-ocaml-dev/BUGS is in libmlpcap-ocaml-dev 0.9-17.1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libmlpcap-ocaml-dev/../libmlpcap-ocaml/BUGS
/usr/share/doc/libmlpcap-ocaml-dev/../libmlpcap-ocaml/BUGS