import type { SharePointAccessor } from '../../accessor/sharepoint.ts';
import type { DeltaHook } from '../../watch/base.ts';
/**
 * Build the SharePoint delta hook.
 *
 * Same Graph drive surface as OneDrive, so the same `cTag` fingerprint and the
 * same standing offer of a native `/delta` fast path; see
 * `core/onedrive/watch.ts`.
 */
export declare function buildDeltaHook(accessor: SharePointAccessor): DeltaHook;
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