/** Run a static shell command and return trimmed stdout (same pattern as log-llm-config). */
export declare function readCommandOutput(command: string): string;
/** Resolve hardware UUID from environment or macOS system commands (same strategy as log-llm-config). */
declare function resolveHardwareUuid(): string;
export declare function tryResolveHardwareUuid(): string | null;
export { resolveHardwareUuid };
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