1 files changed, 0 insertions, 1 deletions

diff --git a/src/window.h b/src/window.h
index 236464775d3..87d0dc8fb23 100644
--- a/src/window.h
+++ b/src/window.h
@@ -925,7 +925,6 @@ extern void syms_of_window (void);
 extern void keys_of_window (void);
 extern void resize_frame_windows (struct frame *, int, int);
 extern int resize_window_check (struct window *, int);
-extern Lisp_Object delete_deletable_window (Lisp_Object);
 extern Lisp_Object resize_root_window (Lisp_Object, Lisp_Object, Lisp_Object,
                                        Lisp_Object);