type ProcessIncarnationCommandResult = {
    exitCode: number | null;
    stdout: string;
} | undefined;
export type ProcessIncarnationCommandRunner = (command: string, args: readonly string[]) => ProcessIncarnationCommandResult;
export interface ProcessIncarnationOptions {
    platform?: typeof process.platform;
    runCommand?: ProcessIncarnationCommandRunner;
}
/** Parse the microsecond-resolution start timestamp returned by Darwin proc_pidinfo. */
export declare function parseDarwinProcessIncarnation(info: Uint8Array): string | undefined;
/** Whether `value` is a canonical process-incarnation string (`linux:`/`darwin:`/`windows:`). */
export declare function isProcessIncarnation(value: unknown): value is string;
/** A PID is reusable; bind it to the strongest OS-provided process start incarnation available. */
export declare function processIncarnation(pid: number, options?: ProcessIncarnationOptions): string | undefined;
export {};