import type { MercatorTile } from '../types.ts';
/**
 * Checks whether all four siblings of the given tile exist in the tile array.
 * @param tiles - The array of tiles to search
 * @param tile - The tile whose siblings to check for
 * @returns True if all siblings are present in the array
 */
export declare const hasSiblings: (tiles: MercatorTile[], tile: MercatorTile) => boolean;
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