1 files changed, 1 insertions, 0 deletions

diff --git a/src/lisp.h b/src/lisp.h
index bcb91b2decc..fe20add2d70 100644
--- a/src/lisp.h
+++ b/src/lisp.h
@@ -4391,6 +4391,7 @@ extern bool input_pending;
 extern sigjmp_buf return_to_command_loop;
 #endif
 extern Lisp_Object menu_bar_items (Lisp_Object);
+extern Lisp_Object tab_bar_items (Lisp_Object, int *);
 extern Lisp_Object tool_bar_items (Lisp_Object, int *);
 extern void discard_mouse_events (void);
 #ifdef USABLE_SIGIO