/usr/lib/x86_64-linux-gnu/kodi/addons/pvr.njoy/pvr.njoy.so is in kodi-pvr-njoy 2.4.0+git20160518-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/kodi/addons/pvr.njoy/pvr.njoy.so.17.0