Game & Print Kits: Fix GCC 11 warnings.

headers/private/print/BeUtils.h

@@ -59,7 +59,7 @@ public:
 	// After construction reference count is 1
 	Object() : fRefCount(1) { }
 	// dtor should be private, but ie. ObjectList requires a public dtor!
-	virtual ~Object() { };
+	virtual ~Object();
 
 	// thread-safe as long as thread that calls Acquire has already
 	// a reference to the object

src/kits/game/WindowScreen.cpp

@@ -618,7 +618,7 @@ BWindowScreen::_InitData(uint32 space, uint32 attributes)
 		if (fDebugSem < B_OK)
 			throw (status_t)fDebugSem;
 
-		memcpy(fPalette, screen.ColorMap()->color_list, sizeof(fPalette));
+		memcpy((void*)fPalette, screen.ColorMap()->color_list, sizeof(fPalette));
 		fActivateState = false;
 		fWorkState = true;
 

src/kits/print/BeUtils.cpp

@@ -70,6 +70,11 @@ status_t TestForAddonExistence(const char* name, directory_which which, const ch
 	return err;
 }
 
+// Implementation of Object
+
+Object::~Object() {
+}
+
 // Implementation of AutoReply
 
 AutoReply::AutoReply(BMessage* sender, uint32 what)