import { RelativeTimeFormatInternal } from '@formatjs/ecma402-abstract';
export declare function FormatRelativeTimeToParts(rtf: Intl.RelativeTimeFormat, value: number, unit: Intl.RelativeTimeFormatUnit, implDetails: {
    getInternalSlots(rtf: Intl.RelativeTimeFormat): RelativeTimeFormatInternal;
}): Intl.RelativeTimeFormatPart[];