+void g_settings_schema_key_init (GSettingsSchemaKey *key,
+ GSettingsSchema *schema,
+ const gchar *name);
+void g_settings_schema_key_clear (GSettingsSchemaKey *key);
+gboolean g_settings_schema_key_type_check (GSettingsSchemaKey *key,
+ GVariant *value);
+GVariant * g_settings_schema_key_range_fixup (GSettingsSchemaKey *key,
+ GVariant *value);
+GVariant * g_settings_schema_key_get_translated_default (GSettingsSchemaKey *key);
+
+gint g_settings_schema_key_to_enum (GSettingsSchemaKey *key,
+ GVariant *value);
+GVariant * g_settings_schema_key_from_enum (GSettingsSchemaKey *key,
+ gint value);
+guint g_settings_schema_key_to_flags (GSettingsSchemaKey *key,
+ GVariant *value);
+GVariant * g_settings_schema_key_from_flags (GSettingsSchemaKey *key,
+ guint value);
+