/usr/include/mapbox/geometry/wagyu/ is in libmapbox-wagyu-dev 0.4.3-1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/mapbox/geometry/wagyu/active_bound_list.hpp
/usr/include/mapbox/geometry/wagyu/bound.hpp
/usr/include/mapbox/geometry/wagyu/bubble_sort.hpp
/usr/include/mapbox/geometry/wagyu/build_edges.hpp
/usr/include/mapbox/geometry/wagyu/build_local_minima_list.hpp
/usr/include/mapbox/geometry/wagyu/build_result.hpp
/usr/include/mapbox/geometry/wagyu/config.hpp
/usr/include/mapbox/geometry/wagyu/edge.hpp
/usr/include/mapbox/geometry/wagyu/intersect.hpp
/usr/include/mapbox/geometry/wagyu/intersect_util.hpp
/usr/include/mapbox/geometry/wagyu/local_minimum.hpp
/usr/include/mapbox/geometry/wagyu/local_minimum_util.hpp
/usr/include/mapbox/geometry/wagyu/point.hpp
/usr/include/mapbox/geometry/wagyu/process_horizontal.hpp
/usr/include/mapbox/geometry/wagyu/process_maxima.hpp
/usr/include/mapbox/geometry/wagyu/quick_clip.hpp
/usr/include/mapbox/geometry/wagyu/ring.hpp
/usr/include/mapbox/geometry/wagyu/ring_util.hpp
/usr/include/mapbox/geometry/wagyu/scanbeam.hpp
/usr/include/mapbox/geometry/wagyu/snap_rounding.hpp
/usr/include/mapbox/geometry/wagyu/topology_correction.hpp
/usr/include/mapbox/geometry/wagyu/util.hpp
/usr/include/mapbox/geometry/wagyu/vatti.hpp
/usr/include/mapbox/geometry/wagyu/wagyu.hpp