/usr/share/doc/libaudiofile-dev/AUTHORS is in libaudiofile-dev 0.3.6-2ubuntu0.15.10.1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libaudiofile-dev/../libaudiofile1/AUTHORS
/usr/share/doc/libaudiofile-dev/../libaudiofile1/AUTHORS