import { type ByteCursor } from "../core/byte-cursor.ts";
export declare const readF64FixedArray: (bc: ByteCursor, len: number) => Float64Array<ArrayBuffer>;
export declare const writeF64FixedArray: (bc: ByteCursor, x: Float64Array) => void;
export declare function readF64Array(bc: ByteCursor): Float64Array<ArrayBuffer>;
export declare function writeF64Array(bc: ByteCursor, x: Float64Array): void;