void _gtk_css_matcher_any_init (GtkCssMatcher *matcher);
void _gtk_css_matcher_superset_init (GtkCssMatcher *matcher,
const GtkCssMatcher *subset,
void _gtk_css_matcher_any_init (GtkCssMatcher *matcher);
void _gtk_css_matcher_superset_init (GtkCssMatcher *matcher,
const GtkCssMatcher *subset,