1 files changed, 2 insertions, 0 deletions

diff --git a/src/xterm.h b/src/xterm.h
index 6e4871a5834..bc52efe379d 100644
--- a/src/xterm.h
+++ b/src/xterm.h
@@ -1003,6 +1003,8 @@ extern void x_clear_area P_ ((Display *, Window, int, int, int, int, int));
 extern void set_vertical_scroll_bar P_ ((struct window *));
 
 extern int x_dispatch_event P_ ((XEvent *, Display *));
+extern unsigned int x_x_to_emacs_modifiers P_ ((struct x_display_info *,
+                                                unsigned));
 
 /* Defined in xselect.c */