WSACleanup();
		return 0;
	    }
	}
    }

    back = (cfg.protocol == PROT_SSH ? &ssh_backend : 
			cfg.protocol == PROT_TELNET ? &telnet_backend : &raw_backend );
	    cfg.protocol == PROT_TELNET ? &telnet_backend :
	    &raw_backend);

    ldisc = (cfg.ldisc_term ? &ldisc_term : &ldisc_simple);

    if (!prev) {
	wndclass.style         = 0;
	wndclass.lpfnWndProc   = WndProc;
	wndclass.cbClsExtra    = 0;
	wndclass.cbWndExtra    = 0;
	wndclass.hInstance     = inst;

	{
	    unsigned char buf[20];
	    int len;

	    len = TranslateKey (wParam, lParam, buf);
	    if (len == -1)
		return DefWindowProc (hwnd, message, wParam, lParam);
	    back->send (buf, len);
	    ldisc->send (buf, len);
	}
	return 0;
      case WM_KEYUP:
      case WM_SYSKEYUP:
	/*
	 * We handle KEYUP ourselves in order to distinghish left
	 * and right Alt or Control keys, which Windows won't do

	 * Nevertheless, we are prepared to deal with WM_CHAR
	 * messages, should they crop up. So if someone wants to
	 * post the things to us as part of a macro manoeuvre,
	 * we're ready to cope.
	 */
	{
	    char c = xlat_kbd2tty((unsigned char)wParam);
	    back->send (&c, 1);
	    ldisc->send (&c, 1);
	}
	return 0;
    }

    return DefWindowProc (hwnd, message, wParam, lParam);
}