-void add_entity_overwrites (entity *ent, entity *overwritten);
-int get_entity_n_overwrites (entity *ent);
-int get_entity_overwrites_index(entity *ent, entity *overwritten);
-entity *get_entity_overwrites (entity *ent, int pos);
-void set_entity_overwrites (entity *ent, int pos, entity *overwritten);
-void remove_entity_overwrites(entity *ent, entity *overwritten);
-
-void add_entity_overwrittenby (entity *ent, entity *overwrites);
-int get_entity_n_overwrittenby (entity *ent);
-int get_entity_overwrittenby_index(entity *ent, entity *overwrites);
-entity *get_entity_overwrittenby (entity *ent, int pos);
-void set_entity_overwrittenby (entity *ent, int pos, entity *overwrites);
-void remove_entity_overwrittenby(entity *ent, entity *overwrites);
+void add_entity_overwrites (ir_entity *ent, ir_entity *overwritten);
+int get_entity_n_overwrites (ir_entity *ent);
+int get_entity_overwrites_index(ir_entity *ent, ir_entity *overwritten);
+ir_entity *get_entity_overwrites (ir_entity *ent, int pos);
+void set_entity_overwrites (ir_entity *ent, int pos, ir_entity *overwritten);
+void remove_entity_overwrites(ir_entity *ent, ir_entity *overwritten);
+
+void add_entity_overwrittenby (ir_entity *ent, ir_entity *overwrites);
+int get_entity_n_overwrittenby (ir_entity *ent);
+int get_entity_overwrittenby_index(ir_entity *ent, ir_entity *overwrites);
+ir_entity *get_entity_overwrittenby (ir_entity *ent, int pos);
+void set_entity_overwrittenby (ir_entity *ent, int pos, ir_entity *overwrites);
+void remove_entity_overwrittenby(ir_entity *ent, ir_entity *overwrites);