1 files changed, 3 insertions, 0 deletions

diff --git a/src/xterm.h b/src/xterm.h
index 51745de0550..81d1a7c6634 100644
--- a/src/xterm.h
+++ b/src/xterm.h
@@ -973,6 +973,9 @@ extern void x_initialize P_ ((void));
 extern void x_display_cursor P_ ((struct window *, int, int, int, int, int));
 extern void x_update_cursor P_ ((struct frame *, int));
 extern unsigned long x_copy_color P_ ((struct frame *, unsigned long));
+#ifdef USE_X_TOOLKIT
+extern XtAppContext Xt_app_con;
+#endif
 
 /* Defined in xselect.c */