-/* States that cells in the field of view map may be in. */
-enum fov_cell_states {
- HIDDEN = 0x00,
- VISIBLE = 0x01
-};
-
-/* Build "t"'s field of view. */
+/* Build "t"'s field of view and update its map memory with the result. */
extern void build_fov_map(struct Thing * t);