/**
 * English (Nigeria) currency profile of en-GB
 *
 * CLDR: en-NG | English as used in Nigeria
 *
 * Numerals are identical to en-GB (Commonwealth "and"-after-hundreds Western short-scale numerals) — see
 * docs/language-layers.md for why this is a locale *profile* rather than a
 * separate numeral implementation: "which words" (English) and "which
 * country" (Nigeria) are different axes, and only the latter varies
 * here. Only the default currency differs (NGN, not en-GB's
 * default).
 */
export * from './en-GB.js';
export declare const variantOf = "en-GB";
export type CurrencyOptions = {
    /**
     * - Use "and" between the major and minor unit
     */
    and?: boolean;
    /**
     * - ISO 4217 currency code to name the amount in
     */
    currency?: import('./utils/currency-vocab.js').EnCurrency;
};
/**
 * @typedef {object} CurrencyOptions
 * @property {boolean} [and] - Use "and" between the major and minor unit
 * @property {import('./utils/currency-vocab.js').EnCurrency} [currency] - ISO 4217 currency code to name the amount in
 */
/** @type {Required<CurrencyOptions>} */
export declare const currencyDefaults: Required<CurrencyOptions>;
/**
 * Converts a numeric value to Nigerian English currency words. Delegates
 * to en-GB's numeral and pluralization logic — only the default currency
 * differs, and any currency en-GB can name is reachable here too via the
 * `currency` option (see docs/language-layers.md).
 * @param {number | string | bigint} value - The currency amount to convert
 * @param {CurrencyOptions} [options] - Optional configuration
 * @returns {string} The amount in Nigerian English currency words
 * @throws {TypeError} If value is not a valid numeric type
 * @throws {Error} If value is not a valid number format
 * @example
 * toCurrency(42.50)                    // 'forty-two naira and fifty kobo'
 */
declare function toCurrency(value: number | string | bigint, options?: CurrencyOptions): string;
export { toCurrency };