diff --git a/src/keyboard.h b/src/keyboard.h
index afda1c00a92..9af3e9acc81 100644
--- a/src/keyboard.h
+++ b/src/keyboard.h
@@ -301,6 +301,8 @@ extern Lisp_Object read_char P_ ((int, int, Lisp_Object *, Lisp_Object, int *));
 /* User-supplied string to translate input characters through.  */
 extern Lisp_Object Vkeyboard_translate_table;
 
+/* The window that was selected when the last command was started.  */
+extern Lisp_Object last_point_position_window;
 
 extern int parse_menu_item P_ ((Lisp_Object, int, int));