// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; interface IERC165 { /// @notice Query if a contract implements an interface /// @param interfaceId The interface identifier, as specified in ERC-165 /// @dev Interface identification is specified in ERC-165. This function /// uses less than 30,000 gas. /// @return `true` if the contract implements `interfaceID` and /// `interfaceID` is not 0xffffffff, `false` otherwise function supportsInterface(bytes4 interfaceId) external view returns (bool); }