+#define GTK_TYPE_STYLE_PROPERTY (_gtk_style_property_get_type ())
+#define GTK_STYLE_PROPERTY(obj) (G_TYPE_CHECK_INSTANCE_CAST (obj, GTK_TYPE_STYLE_PROPERTY, GtkStyleProperty))
+#define GTK_STYLE_PROPERTY_CLASS(cls) (G_TYPE_CHECK_CLASS_CAST (cls, GTK_TYPE_STYLE_PROPERTY, GtkStylePropertyClass))
+#define GTK_IS_STYLE_PROPERTY(obj) (G_TYPE_CHECK_INSTANCE_TYPE (obj, GTK_TYPE_STYLE_PROPERTY))
+#define GTK_IS_STYLE_PROPERTY_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE (obj, GTK_TYPE_STYLE_PROPERTY))
+#define GTK_STYLE_PROPERTY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_STYLE_PROPERTY, GtkStylePropertyClass))