/** F7 — System monomers: MC_56–MC_63 */
export declare const timeUnix: () => number;
export declare const timeMs: () => number;
export declare const envGet: (key: string) => string | undefined;
export declare const envSet: (key: string, v: string) => void;
export declare const pid: () => number;
export declare const args: () => string[];
export declare const exitCode: (c: number) => number;
export declare const sleepMs: (ms: number) => Promise<void>;
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