diff --git a/juce_amalgamated.cpp b/juce_amalgamated.cpp
index 3cce2035c5..4b4078afd4 100644
--- a/juce_amalgamated.cpp
+++ b/juce_amalgamated.cpp
@@ -78867,16 +78867,26 @@ void ResizableWindow::resized()
 {
 	if (resizableBorder != 0)
 	{
+	  #if JUCE_WINDOWS || JUCE_LINUX
+		// hide the resizable border if the OS already provides one..
+		resizableBorder->setVisible (! (isFullScreen() || isUsingNativeTitleBar()));
+	  #else
 		resizableBorder->setVisible (! isFullScreen());
-		resizableBorder->setBorderThickness (getBorderThickness());
+	  #endif
 
+		resizableBorder->setBorderThickness (getBorderThickness());
 		resizableBorder->setSize (getWidth(), getHeight());
 		resizableBorder->toBack();
 	}
 
 	if (resizableCorner != 0)
 	{
+	  #if JUCE_MAC
+		// hide the resizable border if the OS already provides one..
+		resizableCorner->setVisible (! (isFullScreen() || isUsingNativeTitleBar()));
+	  #else
 		resizableCorner->setVisible (! isFullScreen());
+	  #endif
 
 		const int resizerSize = 18;
 		resizableCorner->setBounds (getWidth() - resizerSize,
@@ -78889,9 +78899,9 @@ void ResizableWindow::resized()
 
 	updateLastPos();
 
-#if JUCE_DEBUG
+  #if JUCE_DEBUG
 	hasBeenResized = true;
-#endif
+  #endif
 }
 
 void ResizableWindow::childBoundsChanged (Component* child)
@@ -252818,7 +252828,7 @@ private:
 
 		if (device != 0)
 		{
-			HRESULT hr = device->Activate (__uuidof (IAudioClient), CLSCTX_INPROC_SERVER, 0, (void**) &client);
+			HRESULT hr = device->Activate (__uuidof (IAudioClient), CLSCTX_INPROC_SERVER, 0, (void**) client.resetAndGetPointerAddress());
 			logFailure (hr);
 		}
 
@@ -252917,7 +252927,7 @@ public:
 		reservoirCapacity = 16384;
 		reservoir.setSize (actualNumChannels * reservoirCapacity * sizeof (float));
 		return openClient (newSampleRate, newChannels)
-				&& (numChannels == 0 || check (client->GetService (__uuidof (IAudioCaptureClient), (void**) &captureClient)));
+				&& (numChannels == 0 || check (client->GetService (__uuidof (IAudioCaptureClient), (void**) captureClient.resetAndGetPointerAddress())));
 	}
 
 	void close()
@@ -253029,7 +253039,7 @@ public:
 	bool open (const double newSampleRate, const BigInteger& newChannels)
 	{
 		return openClient (newSampleRate, newChannels)
-			&& (numChannels == 0 || check (client->GetService (__uuidof (IAudioRenderClient), (void**) &renderClient)));
+			&& (numChannels == 0 || check (client->GetService (__uuidof (IAudioRenderClient), (void**) renderClient.resetAndGetPointerAddress())));
 	}
 
 	void close()
@@ -253436,7 +253446,7 @@ private:
 			return false;
 
 		ComSmartPtr <IMMDeviceCollection> deviceCollection;
-		if (! check (enumerator->EnumAudioEndpoints (eAll, DEVICE_STATE_ACTIVE, &deviceCollection)))
+		if (! check (enumerator->EnumAudioEndpoints (eAll, DEVICE_STATE_ACTIVE, deviceCollection.resetAndGetPointerAddress())))
 			return false;
 
 		UINT32 numDevices = 0;
@@ -253446,7 +253456,7 @@ private:
 		for (UINT32 i = 0; i < numDevices; ++i)
 		{
 			ComSmartPtr <IMMDevice> device;
-			if (! check (deviceCollection->Item (i, &device)))
+			if (! check (deviceCollection->Item (i, device.resetAndGetPointerAddress())))
 				continue;
 
 			const String deviceId (getDeviceID (device));
@@ -253501,14 +253511,14 @@ public:
 		ComSmartPtr <IMMDeviceCollection> deviceCollection;
 		UINT32 numDevices = 0;
 
-		if (! (check (enumerator->EnumAudioEndpoints (eAll, DEVICE_STATE_ACTIVE, &deviceCollection))
+		if (! (check (enumerator->EnumAudioEndpoints (eAll, DEVICE_STATE_ACTIVE, deviceCollection.resetAndGetPointerAddress()))
 				&& check (deviceCollection->GetCount (&numDevices))))
 			return;
 
 		for (UINT32 i = 0; i < numDevices; ++i)
 		{
 			ComSmartPtr <IMMDevice> device;
-			if (! check (deviceCollection->Item (i, &device)))
+			if (! check (deviceCollection->Item (i, device.resetAndGetPointerAddress())))
 				continue;
 
 			const String deviceId (getDeviceID (device));
@@ -253524,7 +253534,7 @@ public:
 
 			{
 				ComSmartPtr <IPropertyStore> properties;
-				if (! check (device->OpenPropertyStore (STGM_READ, &properties)))
+				if (! check (device->OpenPropertyStore (STGM_READ, properties.resetAndGetPointerAddress())))
 					continue;
 
 				PROPVARIANT value;
diff --git a/src/gui/components/windows/juce_ResizableWindow.cpp b/src/gui/components/windows/juce_ResizableWindow.cpp
index a9b6e16568..cb3c45315a 100644
--- a/src/gui/components/windows/juce_ResizableWindow.cpp
+++ b/src/gui/components/windows/juce_ResizableWindow.cpp
@@ -157,16 +157,26 @@ void ResizableWindow::resized()
 {
     if (resizableBorder != 0)
     {
+      #if JUCE_WINDOWS || JUCE_LINUX
+        // hide the resizable border if the OS already provides one..
+        resizableBorder->setVisible (! (isFullScreen() || isUsingNativeTitleBar()));
+      #else
         resizableBorder->setVisible (! isFullScreen());
-        resizableBorder->setBorderThickness (getBorderThickness());
+      #endif
 
+        resizableBorder->setBorderThickness (getBorderThickness());
         resizableBorder->setSize (getWidth(), getHeight());
         resizableBorder->toBack();
     }
 
     if (resizableCorner != 0)
     {
+      #if JUCE_MAC
+        // hide the resizable border if the OS already provides one..
+        resizableCorner->setVisible (! (isFullScreen() || isUsingNativeTitleBar()));
+      #else
         resizableCorner->setVisible (! isFullScreen());
+      #endif
 
         const int resizerSize = 18;
         resizableCorner->setBounds (getWidth() - resizerSize,
@@ -179,9 +189,9 @@ void ResizableWindow::resized()
 
     updateLastPos();
 
-#if JUCE_DEBUG
+  #if JUCE_DEBUG
     hasBeenResized = true;
-#endif
+  #endif
 }
 
 void ResizableWindow::childBoundsChanged (Component* child)
diff --git a/src/native/windows/juce_win32_WASAPI.cpp b/src/native/windows/juce_win32_WASAPI.cpp
index 51b2ea1c99..c1a003f8b3 100644
--- a/src/native/windows/juce_win32_WASAPI.cpp
+++ b/src/native/windows/juce_win32_WASAPI.cpp
@@ -253,7 +253,7 @@ private:
 
         if (device != 0)
         {
-            HRESULT hr = device->Activate (__uuidof (IAudioClient), CLSCTX_INPROC_SERVER, 0, (void**) &client);
+            HRESULT hr = device->Activate (__uuidof (IAudioClient), CLSCTX_INPROC_SERVER, 0, (void**) client.resetAndGetPointerAddress());
             logFailure (hr);
         }
 
@@ -353,7 +353,7 @@ public:
         reservoirCapacity = 16384;
         reservoir.setSize (actualNumChannels * reservoirCapacity * sizeof (float));
         return openClient (newSampleRate, newChannels)
-                && (numChannels == 0 || check (client->GetService (__uuidof (IAudioCaptureClient), (void**) &captureClient)));
+                && (numChannels == 0 || check (client->GetService (__uuidof (IAudioCaptureClient), (void**) captureClient.resetAndGetPointerAddress())));
     }
 
     void close()
@@ -466,7 +466,7 @@ public:
     bool open (const double newSampleRate, const BigInteger& newChannels)
     {
         return openClient (newSampleRate, newChannels)
-            && (numChannels == 0 || check (client->GetService (__uuidof (IAudioRenderClient), (void**) &renderClient)));
+            && (numChannels == 0 || check (client->GetService (__uuidof (IAudioRenderClient), (void**) renderClient.resetAndGetPointerAddress())));
     }
 
     void close()
@@ -878,7 +878,7 @@ private:
             return false;
 
         ComSmartPtr <IMMDeviceCollection> deviceCollection;
-        if (! check (enumerator->EnumAudioEndpoints (eAll, DEVICE_STATE_ACTIVE, &deviceCollection)))
+        if (! check (enumerator->EnumAudioEndpoints (eAll, DEVICE_STATE_ACTIVE, deviceCollection.resetAndGetPointerAddress())))
             return false;
 
         UINT32 numDevices = 0;
@@ -888,7 +888,7 @@ private:
         for (UINT32 i = 0; i < numDevices; ++i)
         {
             ComSmartPtr <IMMDevice> device;
-            if (! check (deviceCollection->Item (i, &device)))
+            if (! check (deviceCollection->Item (i, device.resetAndGetPointerAddress())))
                 continue;
 
             const String deviceId (getDeviceID (device));
@@ -947,14 +947,14 @@ public:
         ComSmartPtr <IMMDeviceCollection> deviceCollection;
         UINT32 numDevices = 0;
 
-        if (! (check (enumerator->EnumAudioEndpoints (eAll, DEVICE_STATE_ACTIVE, &deviceCollection))
+        if (! (check (enumerator->EnumAudioEndpoints (eAll, DEVICE_STATE_ACTIVE, deviceCollection.resetAndGetPointerAddress()))
                 && check (deviceCollection->GetCount (&numDevices))))
             return;
 
         for (UINT32 i = 0; i < numDevices; ++i)
         {
             ComSmartPtr <IMMDevice> device;
-            if (! check (deviceCollection->Item (i, &device)))
+            if (! check (deviceCollection->Item (i, device.resetAndGetPointerAddress())))
                 continue;
 
             const String deviceId (getDeviceID (device));
@@ -970,7 +970,7 @@ public:
 
             {
                 ComSmartPtr <IPropertyStore> properties;
-                if (! check (device->OpenPropertyStore (STGM_READ, &properties)))
+                if (! check (device->OpenPropertyStore (STGM_READ, properties.resetAndGetPointerAddress())))
                     continue;
 
                 PROPVARIANT value;