export interface FileLockOptions {
    timeoutMs?: number;
    retryMs?: number;
    staleMs?: number;
}
export declare function createAtomicTempPath(filePath: string): string;
export declare function atomicWriteFileSync(filePath: string, contents: string): void;
export declare function withFileLockSync<T>(filePath: string, callback: () => T, options?: FileLockOptions): T;
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