/usr/ is in libsexy-dev 0.1.11-2.1ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/doc/
/usr/share/doc/libsexy-dev/
/usr/share/doc/libsexy-dev/copyright
/usr/include/
/usr/include/libsexy/
/usr/include/libsexy/sexy-tooltip.h
/usr/include/libsexy/sexy-icon-entry.h
/usr/include/libsexy/sexy-enum-types.h
/usr/include/libsexy/sexy-spell-entry.h
/usr/include/libsexy/sexy-tree-view.h
/usr/include/libsexy/sexy-url-label.h
/usr/include/libsexy/sexy.h
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/libsexy.a
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/libsexy.pc
/usr/share/doc/libsexy-dev/changelog.Debian.gz
/usr/share/doc/libsexy-dev/AUTHORS
/usr/share/doc/libsexy-dev/NEWS.gz
/usr/lib/x86_64-linux-gnu/libsexy.so