import type { PrereqResult } from "./types.js";
export declare const TOKENSAVE_VERSION_RANGE = ">=6.0.0-beta.1 <7.0.0";
export declare class TokensavePrereqCheck {
    private readonly binary;
    constructor(binary?: string);
    check(): Promise<PrereqResult>;
    /** Platform-aware install hint. Strings are verbatim from s1-c2 — DO NOT paraphrase. */
    private installHint;
    /** Must name both detected and required versions (s1-c2). */
    private incompatibleHint;
}
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