Attempted fix of the fix.

src/qt/qt_mainwindow.cpp

@@ -103,6 +103,8 @@ namespace IOKit {
 
 extern MainWindow* main_window;
 
+std::atomic<bool> blitDummied{false};
+
 filter_result keyb_filter(BMessage *message, BHandler **target, BMessageFilter *filter)
 {
     if (message->what == B_KEY_DOWN || message->what == B_KEY_UP

src/qt/qt_mainwindow.hpp

@@ -12,6 +12,8 @@
 class MediaMenu;
 class RendererStack;
 
+extern std::atomic<bool> blitDummied{false};
+
 namespace Ui {
 class MainWindow;
 }

src/qt/qt_rendererstack.hpp

@@ -103,7 +103,7 @@ private:
 
     RendererCommon          *rendererWindow { nullptr };
     std::unique_ptr<QWidget> current;
-    std::atomic<bool> directBlitting{false}, blitDummied{false};
+    std::atomic<bool> directBlitting{false};
 };
 
 #endif // QT_RENDERERCONTAINER_HPP