/usr/ is in libjana-gtk-dev 0.0.0+git20091215.9ec1da8a-4+build3.
This file is owned by root:root, with mode 0o755.
..
/usr/include/jana/
/usr/include/jana/libjana-gtk/
/usr/include/
/usr/include/jana/libjana-gtk/jana-gtk-cell-renderer-event.h
/usr/include/jana/libjana-gtk/jana-gtk-cell-renderer-note.h
/usr/include/jana/libjana-gtk/jana-gtk-clock.h
/usr/include/jana/libjana-gtk/jana-gtk-date-time.h
/usr/include/jana/libjana-gtk/jana-gtk-day-view.h
/usr/include/jana/libjana-gtk/jana-gtk-event-list.h
/usr/include/jana/libjana-gtk/jana-gtk-event-store.h
/usr/include/jana/libjana-gtk/jana-gtk-month-view.h
/usr/include/jana/libjana-gtk/jana-gtk-note-store.h
/usr/include/jana/libjana-gtk/jana-gtk-recurrence.h
/usr/include/jana/libjana-gtk/jana-gtk-tree-layout.h
/usr/include/jana/libjana-gtk/jana-gtk-utils.h
/usr/include/jana/libjana-gtk/jana-gtk-world-map-marker-pixbuf.h
/usr/include/jana/libjana-gtk/jana-gtk-world-map-marker.h
/usr/include/jana/libjana-gtk/jana-gtk-world-map.h
/usr/include/jana/libjana-gtk/jana-gtk-year-view.h
/usr/include/jana/libjana-gtk/jana-gtk.h
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/libjana-gtk.pc
/usr/share/
/usr/share/doc/
/usr/share/doc/libjana-gtk-dev/
/usr/share/doc/libjana-gtk-dev/copyright
/usr/lib/x86_64-linux-gnu/libjana-gtk.so
/usr/share/doc/libjana-gtk-dev/AUTHORS
/usr/share/doc/libjana-gtk-dev/README
/usr/share/doc/libjana-gtk-dev/changelog.Debian.gz