/**
 * Converts an integer to an ArrayBuffer.
 * @param {number} num Integer.
 * @returns {ArrayBuffer} ArrayBuffer.
 */
export function uintToBuf(num: number): ArrayBuffer;
/**
 * Converts an ArrayBuffer to an integer.
 * @param {ArrayBuffer} buf ArrayBuffer.
 * @returns {number} Integer.
 */
export function uintFromBuf(buf: ArrayBuffer): number;