3 calls to language_negotiation_get()

language_negotiation_get_any in includes/language.inc: Checks if the language negotiation provider is enabled for any language type.
LocaleUninstallFunctionalTest::testUninstallProcess in modules/locale/locale.test: Check if the values of the Locale variables are correct after uninstall.
locale_language_selector_form in modules/locale/locale.module: Form builder callback to display language selection widget.

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