- language_fallback_get_candidates/
- language_from_default/
- language_initialize/
- language_negotiation_get/
- language_negotiation_get_any/
- language_negotiation_get_switch_links/
- language_negotiation_info/
- language_negotiation_purge/
- language_negotiation_set/
- language_provider_invoke/
- language_provider_weight/
- language_types_configurable/
- language_types_disable/
- language_types_info/
- language_types_set/
- language_url_split_prefix/