1 files changed, 1 insertions, 1 deletions

diff --git a/src/keyboard.h b/src/keyboard.h
index 69fa533fd03..3939747abf4 100644
--- a/src/keyboard.h
+++ b/src/keyboard.h
@@ -469,7 +469,7 @@ extern int waiting_for_input;
    happens.  */
 extern EMACS_TIME *input_available_clear_time;
 
-#if defined HAVE_WINDOW_SYSTEM
+#if defined HAVE_WINDOW_SYSTEM && !defined USE_GTK && !defined HAVE_NS
 extern int ignore_mouse_drag_p;
 #endif