import type { FetchFn } from './types.js';
export interface RetryFetchOptions {
    retries?: number;
    baseDelayMs?: number;
    maxDelayMs?: number;
    sleep?: (ms: number, signal?: AbortSignal) => Promise<void>;
}
export declare function retryFetch(fetchFn: FetchFn, url: string, init?: RequestInit, opts?: RetryFetchOptions): Promise<Response>;