export declare const DEFAULT_PLURAL_FORMS = "nplurals=2; plural=(n != 1);";
export declare function normalizeLocale(locale: string): string;
export declare function getBaseLanguage(locale: string): string;
export declare function getPoHeaderLocale(locale: string): string;
export declare function getPluralForms(locale: string): string;
export declare function getPluralCount(pluralForms: string): number;