-void day_break(void);
-void night_falls(void);
-MONSTER_NUMBER count_all_hostile_monsters(void);
+#pragma once
+
+extern void day_break(player_type *subject_ptr);
+extern void night_falls(player_type *subject_ptr);
+extern MONSTER_NUMBER count_all_hostile_monsters(floor_type *floor_ptr);
+extern void update_dungeon_feeling(player_type *subject_ptr);
+extern void glow_deep_lava_and_bldg(player_type *subject_ptr);
+extern void forget_lite(floor_type *floor_ptr);
+extern void update_lite(player_type *subject_ptr);
+extern void forget_view(floor_type *floor_ptr);
+extern void update_view(player_type *subject_ptr);
+extern void update_mon_lite(player_type *subject_ptr);
+extern void clear_mon_lite(floor_type *floor_ptr);