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-rw-r--r--gtk/gtkcurve.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/gtk/gtkcurve.h b/gtk/gtkcurve.h
index 9597731bf1..ba0235156e 100644
--- a/gtk/gtkcurve.h
+++ b/gtk/gtkcurve.h
@@ -80,7 +80,7 @@ struct _GtkCurveClass
};
-GtkType gtk_curve_get_type (void);
+GtkType gtk_curve_get_type (void) G_GNUC_CONST;
GtkWidget* gtk_curve_new (void);
void gtk_curve_reset (GtkCurve *curve);
void gtk_curve_set_gamma (GtkCurve *curve, gfloat gamma);