gtkLabelSetAttributes, if any. This function does
not reflect attributes that come from the labels markup
(see gtkLabelSetMarkup). If you want to get the
effective attributes for the label, use
pango_layout_get_attribute (gtk_label_get_layout (label)).gtkLabelGetAttributes(object)objectGtkLabelPangoAttrList] the attribute list, or NULL if none was set.