/usr/ is in libavkys-dev 8.1.0+dfsg-7.
This file is owned by root:root, with mode 0o755.
..
/usr/include/
/usr/include/libAvKys/
/usr/include/libAvKys/ak.h
/usr/include/libAvKys/akaudiocaps.h
/usr/include/libAvKys/akaudiopacket.h
/usr/include/libAvKys/akcaps.h
/usr/include/libAvKys/akcommons.h
/usr/include/libAvKys/akelement.h
/usr/include/libAvKys/akfrac.h
/usr/include/libAvKys/akmultimediasourceelement.h
/usr/include/libAvKys/akpacket.h
/usr/include/libAvKys/akplugin.h
/usr/include/libAvKys/akutils.h
/usr/include/libAvKys/akvideocaps.h
/usr/include/libAvKys/akvideopacket.h
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/share/
/usr/share/doc/
/usr/share/doc/libavkys-dev/
/usr/share/doc/libavkys-dev/copyright
/usr/lib/x86_64-linux-gnu/libavkys.so
/usr/share/doc/libavkys-dev/changelog.Debian.gz