Index: change.h
===================================================================
--- change.h	(revision 10722)
+++ change.h	(revision 10723)
@@ -111,4 +111,7 @@
 /* Change flag flg of an object in a way dictated by 'how' */
 void pcb_flag_change(pcb_board_t *pcb, pcb_change_flag_t how, pcb_flag_values_t flg, int Type, void *Ptr1, void *Ptr2, void *Ptr3);
 
+/* Invalidate the term label of an object */
+void *pcb_obj_invalidate_label(int Type, void *Ptr1, void *Ptr2, void *Ptr3);
+
 #endif