Fix compilation on systems without specific platform interfaces

fixes #1749

src/main.cpp

@@ -21,7 +21,7 @@
 
 // in theory we can enable this everywhere, but the header is missing on some of our CI systems and
 // it is too much effort to install.
-#if defined(Q_OS_UNIX) && !defined(Q_OS_MACOS)
+#if QT_CONFIG(wayland)
 #include <QtGui/qpa/qplatformwindow_p.h>
 #endif
 
@@ -248,7 +248,7 @@ main(int argc, char *argv[])
     if (!singleapp.isPrimaryInstance()) {
         auto token = qgetenv("XDG_ACTIVATION_TOKEN");
 
-#if defined(Q_OS_UNIX) && !defined(Q_OS_MACOS)
+#if QT_CONFIG(wayland)
         // getting a valid activation token on wayland is a bit of a pain, it works most reliably
         // when you have an actual window, that has the focus...
         auto waylandApp = app.nativeInterface<QNativeInterface::QWaylandApplication>();

src/ui/NhekoGlobalObject.cpp

@@ -19,7 +19,7 @@
 #include "UserSettingsPage.h"
 #include "Utils.h"
 
-#if XCB_AVAILABLE
+#if XCB_AVAILABLE && QT_CONFIG(xcb)
 #include <xcb/xproto.h>
 #endif
 
@@ -186,7 +186,7 @@ Nheko::createRoom(bool space,
 void
 Nheko::setWindowRole([[maybe_unused]] QWindow *win, [[maybe_unused]] QString newRole) const
 {
-#if XCB_AVAILABLE
+#if XCB_AVAILABLE && QT_CONFIG(xcb)
     const QNativeInterface::QX11Application *x11Interface =
       qGuiApp->nativeInterface<QNativeInterface::QX11Application>();