- language_negotiation_configure_form in modules/
locale/ locale.admin.inc - Builds the configuration form for language negotiation.
- language_negotiation_get_switch_links in includes/
language.inc - Returns the language switch links for the given language.
- language_negotiation_purge in includes/
language.inc - Removes any unused language negotiation providers from the configuration.
- language_negotiation_set in includes/
language.inc - Saves a list of language negotiation providers.
- language_provider_invoke in includes/
language.inc - Helper function used to cache the language negotiation providers results.
- locale_url_outbound_alter in modules/
locale/ locale.module - Implements hook_url_outbound_alter().