/usr/ is in libgnomekbd-dev 3.6.0-0ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/libgnomekbd.a
/usr/lib/libgnomekbdui.a
/usr/lib/pkgconfig/
/usr/lib/pkgconfig/libgnomekbd.pc
/usr/lib/pkgconfig/libgnomekbdui.pc
/usr/include/
/usr/include/libgnomekbd/
/usr/include/libgnomekbd/gkbd-keyboard-config.h
/usr/include/libgnomekbd/gkbd-indicator.h
/usr/include/libgnomekbd/gkbd-indicator-config.h
/usr/include/libgnomekbd/gkbd-desktop-config.h
/usr/include/libgnomekbd/gkbd-configuration.h
/usr/include/libgnomekbd/gkbd-status.h
/usr/include/libgnomekbd/gkbd-keyboard-drawing.h
/usr/include/libgnomekbd/gkbd-util.h
/usr/share/
/usr/share/gir-1.0/
/usr/share/gir-1.0/Gkbd-3.0.gir
/usr/share/doc/
/usr/share/doc/libgnomekbd-dev/
/usr/share/doc/libgnomekbd-dev/copyright
/usr/lib/libgnomekbdui.so
/usr/lib/libgnomekbd.so
/usr/share/doc/libgnomekbd-dev/NEWS.gz
/usr/share/doc/libgnomekbd-dev/AUTHORS
/usr/share/doc/libgnomekbd-dev/changelog.Debian.gz