/usr/ is in libkomparediff2-dev 4:15.12.3-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/cmake/
/usr/lib/x86_64-linux-gnu/cmake/LibKompareDiff2/
/usr/lib/x86_64-linux-gnu/cmake/LibKompareDiff2/LibKompareDiff2Config.cmake
/usr/lib/x86_64-linux-gnu/cmake/LibKompareDiff2/LibKompareDiff2Targets-debian.cmake
/usr/lib/x86_64-linux-gnu/cmake/LibKompareDiff2/LibKompareDiff2ConfigVersion.cmake
/usr/lib/x86_64-linux-gnu/cmake/LibKompareDiff2/LibKompareDiff2Targets.cmake
/usr/include/
/usr/include/libkomparediff2/
/usr/include/libkomparediff2/diffhunk.h
/usr/include/libkomparediff2/diffsettings.h
/usr/include/libkomparediff2/kompare.h
/usr/include/libkomparediff2/diffmodel.h
/usr/include/libkomparediff2/settingsbase.h
/usr/include/libkomparediff2/diff2_export.h
/usr/include/libkomparediff2/komparemodellist.h
/usr/include/libkomparediff2/diffmodellist.h
/usr/include/libkomparediff2/marker.h
/usr/include/libkomparediff2/difference.h
/usr/share/
/usr/share/doc/
/usr/share/doc/libkomparediff2-dev/
/usr/share/doc/libkomparediff2-dev/copyright
/usr/lib/x86_64-linux-gnu/libkomparediff2.so
/usr/share/doc/libkomparediff2-dev/changelog.Debian.gz