public void processOption(byte opcode) throws IOException {
		int data = in.read();

		switch (data) {
		case TERMINAL_TYPE:
			System.out.print("TERMINAL-TYPE ");
//			negotiateTerminalType(opcode);
			break;

		case NAWS:
			System.out.print("NAWS ");
//			negotiateAboutWindowSize(opcode);
			break;

		case XDISPLOC:
			System.out.print("XDISPLOC ");
//			negotiateXDisplayLocation(opcode);
			break;

		case NEW_ENVIRON:
			System.out.print("NEW-ENVIRON ");
//			negotiateNewEnvironment(opcode);
			break;

		case ENVIRON:
			System.out.print("ENVIRON ");
//			negotiateEnvironment(opcode);
			break;

		case SUPPRESS_GO_AHEAD:
			System.out.print("SUPPRESS-GO-AHEAD ");
//			negotiateSuppressGoAhead(opcode);
			break;

		case ECHO:
			System.out.print("ECHO ");
//			negotiateEcho(opcode);
			break;

		default:
			System.out.println("unknown option " + opcode + " " + data);
			break;
		}
		System.out.print("\n");
	}