/usr/include/ is in libgeoclue-dev 0.12.0-1ubuntu12.
This file is owned by root:root, with mode 0o755.
..
/usr/include/geoclue/
/usr/include/geoclue/gc-iface-position.h
/usr/include/geoclue/gc-iface-address.h
/usr/include/geoclue/geoclue-enum-types.h
/usr/include/geoclue/geoclue-provider.h
/usr/include/geoclue/geoclue-types.h
/usr/include/geoclue/gc-iface-reverse-geocode.h
/usr/include/geoclue/geoclue-error.h
/usr/include/geoclue/geoclue-geocode.h
/usr/include/geoclue/geoclue-position.h
/usr/include/geoclue/gc-iface-velocity.h
/usr/include/geoclue/geoclue-master.h
/usr/include/geoclue/geoclue-address.h
/usr/include/geoclue/gc-web-service.h
/usr/include/geoclue/geoclue-master-client.h
/usr/include/geoclue/geoclue-velocity.h
/usr/include/geoclue/geoclue-reverse-geocode.h
/usr/include/geoclue/geoclue-address-details.h
/usr/include/geoclue/gc-iface-geocode.h
/usr/include/geoclue/gc-iface-geoclue.h
/usr/include/geoclue/geoclue-accuracy.h
/usr/include/geoclue/gc-provider.h