/**
 * @license Copyright (c) 2003-2026, CKSource Holding sp. z o.o. All rights reserved.
 * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-licensing-options
 */
/**
 * Returns the closest scrollable ancestor of a DOM element.
 *
 * @param domElement DOM element.
 * @returns First ancestor of `domElement` that is scrollable or null if such ancestor doesn't exist.
 */
export declare function findClosestScrollableAncestor(domElement: HTMLElement): HTMLElement | null;