Advance Wayland and KDE package bring-up

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

local/recipes/kde/kf6-kwindowsystem/source/autotests/fixx11h_test.cpp

@@ -0,0 +1,24 @@
+/*  This file is part of the KDE libraries
+
+    SPDX-FileCopyrightText: 2009 David Faure <faure@kde.org>
+    SPDX-FileCopyrightText: 2009 Maciej Mrozowski <reavertm@poczta.fm>
+
+    SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
+*/
+
+// From https://bugs.gentoo.org/show_bug.cgi?id=263823#c8
+#include <X11/Xlib.h>
+#include <fixx11h.h>
+
+static Bool foo()
+{
+    return True;
+}
+
+#include <X11/Xdefs.h>
+
+int main(int, char **)
+{
+    Bool b = foo();
+    return b;
+}