/**
 * Shared process-level helpers.
 */
/**
 * A portable-enough process identity for platforms where `ps` is available.
 * The PID alone is deliberately not used for ownership recovery because it
 * can be reused by an unrelated process.
 */
export interface ProcessIdentity {
    readonly startTime: string;
}
/** Resolve the current process identity once; its start time cannot change. */
export declare function getSelfProcessIdentity(): ProcessIdentity | undefined;
export declare function getProcessIdentity(pid: number): ProcessIdentity | undefined;
/**
 * Returns true only when both identities are known and equal. Unknown identity
 * is never treated as a match, so callers remain fail-closed.
 */
export declare function sameProcessIdentity(first: ProcessIdentity | undefined, second: ProcessIdentity | undefined): boolean;
export declare function isProcessAlive(ownerPid: number): boolean;
export declare function isStaleRunningTask(ownerPid: number | undefined): boolean;
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