squash -Wunused-parameter warnings in expose_event

diff --git a/cmd/smyrna/gltemplate.c b/cmd/smyrna/gltemplate.c
index 72297e7eebf73696cde1623713e6d35d7ad311ab..5a64a9a54144039f7217655eb16592fcbed7e0fe 100644 (file)
--- a/cmd/smyrna/gltemplate.c
+++ b/cmd/smyrna/gltemplate.c
@@ -227,6 +227,9 @@ static gboolean configure_event(GtkWidget * widget,
 gboolean expose_event(GtkWidget * widget, GdkEventExpose * event,
                      gpointer data)
 {
+    (void)event;
+    (void)data;
+
     GdkGLContext *glcontext = gtk_widget_get_gl_context(widget);
     GdkGLDrawable *gldrawable = gtk_widget_get_gl_drawable(widget);