/usr/include/ is in libvisual-0.4-dev 0.4.0-11.
This file is owned by root:root, with mode 0o755.
..
/usr/include/libvisual-0.4/
/usr/include/libvisual-0.4/libvisual/
/usr/include/libvisual-0.4/libvisual/libvisual.h
/usr/include/libvisual-0.4/libvisual/lv_actor.h
/usr/include/libvisual-0.4/libvisual/lv_audio.h
/usr/include/libvisual-0.4/libvisual/lv_bin.h
/usr/include/libvisual-0.4/libvisual/lv_bits.h
/usr/include/libvisual-0.4/libvisual/lv_bmp.h
/usr/include/libvisual-0.4/libvisual/lv_buffer.h
/usr/include/libvisual-0.4/libvisual/lv_cache.h
/usr/include/libvisual-0.4/libvisual/lv_collection.h
/usr/include/libvisual-0.4/libvisual/lv_color.h
/usr/include/libvisual-0.4/libvisual/lv_common.h
/usr/include/libvisual-0.4/libvisual/lv_config.h
/usr/include/libvisual-0.4/libvisual/lv_cpu.h
/usr/include/libvisual-0.4/libvisual/lv_defines.h
/usr/include/libvisual-0.4/libvisual/lv_error.h
/usr/include/libvisual-0.4/libvisual/lv_event.h
/usr/include/libvisual-0.4/libvisual/lv_fourier.h
/usr/include/libvisual-0.4/libvisual/lv_gl.h
/usr/include/libvisual-0.4/libvisual/lv_hashlist.h
/usr/include/libvisual-0.4/libvisual/lv_hashmap.h
/usr/include/libvisual-0.4/libvisual/lv_input.h
/usr/include/libvisual-0.4/libvisual/lv_keysym.h
/usr/include/libvisual-0.4/libvisual/lv_libvisual.h
/usr/include/libvisual-0.4/libvisual/lv_list.h
/usr/include/libvisual-0.4/libvisual/lv_log.h
/usr/include/libvisual-0.4/libvisual/lv_math.h
/usr/include/libvisual-0.4/libvisual/lv_mem.h
/usr/include/libvisual-0.4/libvisual/lv_morph.h
/usr/include/libvisual-0.4/libvisual/lv_object.h
/usr/include/libvisual-0.4/libvisual/lv_os.h
/usr/include/libvisual-0.4/libvisual/lv_palette.h
/usr/include/libvisual-0.4/libvisual/lv_param.h
/usr/include/libvisual-0.4/libvisual/lv_plugin.h
/usr/include/libvisual-0.4/libvisual/lv_random.h
/usr/include/libvisual-0.4/libvisual/lv_rectangle.h
/usr/include/libvisual-0.4/libvisual/lv_ringbuffer.h
/usr/include/libvisual-0.4/libvisual/lv_songinfo.h
/usr/include/libvisual-0.4/libvisual/lv_thread.h
/usr/include/libvisual-0.4/libvisual/lv_time.h
/usr/include/libvisual-0.4/libvisual/lv_transform.h
/usr/include/libvisual-0.4/libvisual/lv_types.h
/usr/include/libvisual-0.4/libvisual/lv_ui.h
/usr/include/libvisual-0.4/libvisual/lv_utils.h
/usr/include/libvisual-0.4/libvisual/lv_video.h
/usr/include/libvisual-0.4/libvisual/lvconfig.h