import type * as HttpClientResponse from "effect/unstable/http/HttpClientResponse";
export declare const parseRetryAfterHeader: (value: string | undefined, nowMillis: number) => number | undefined;
export declare const registryRetryAfterSeconds: (args: {
    readonly status: number;
    readonly body: unknown;
    readonly response: HttpClientResponse.HttpClientResponse;
    readonly nowMillis: number;
}) => number | undefined;
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