/usr/lib/x86_64-linux-gnu/libkea-asiolink.so is in kea-dev 1.1.0-1build2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libkea-asiolink.so.3.0.0
/usr/lib/x86_64-linux-gnu/libkea-asiolink.so.3.0.0