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diff --git a/distrho/src/CoreAudio106/PublicUtility/CACFPreferences.cpp b/distrho/src/CoreAudio106/PublicUtility/CACFPreferences.cpp
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+/*	Copyright © 2007 Apple Inc. All Rights Reserved.
+	
+	Disclaimer: IMPORTANT:  This Apple software is supplied to you by 
+			Apple Inc. ("Apple") in consideration of your agreement to the
+			following terms, and your use, installation, modification or
+			redistribution of this Apple software constitutes acceptance of these
+			terms.  If you do not agree with these terms, please do not use,
+			install, modify or redistribute this Apple software.
+			
+			In consideration of your agreement to abide by the following terms, and
+			subject to these terms, Apple grants you a personal, non-exclusive
+			license, under Apple's copyrights in this original Apple software (the
+			"Apple Software"), to use, reproduce, modify and redistribute the Apple
+			Software, with or without modifications, in source and/or binary forms;
+			provided that if you redistribute the Apple Software in its entirety and
+			without modifications, you must retain this notice and the following
+			text and disclaimers in all such redistributions of the Apple Software. 
+			Neither the name, trademarks, service marks or logos of Apple Inc. 
+			may be used to endorse or promote products derived from the Apple
+			Software without specific prior written permission from Apple.  Except
+			as expressly stated in this notice, no other rights or licenses, express
+			or implied, are granted by Apple herein, including but not limited to
+			any patent rights that may be infringed by your derivative works or by
+			other works in which the Apple Software may be incorporated.
+			
+			The Apple Software is provided by Apple on an "AS IS" basis.  APPLE
+			MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION
+			THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS
+			FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND
+			OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
+			
+			IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL
+			OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+			SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+			INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION,
+			MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED
+			AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE),
+			STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE
+			POSSIBILITY OF SUCH DAMAGE.
+*/
+//==================================================================================================
+//	Includes
+//==================================================================================================
+
+//	Self Include
+#include "CACFPreferences.h"
+
+//	PublicUtility Includes
+#include "CACFDistributedNotification.h"
+#include "CADebugMacros.h"
+
+//==================================================================================================
+//	CACFPreferences
+//==================================================================================================
+
+CFPropertyListRef	CACFPreferences::CopyValue(CFStringRef inKey, bool inCurrentUser, bool inCurrentHost)
+{
+	//	synchronize to make sure that what's in memory matches what's on disk
+	Synchronize(inCurrentUser, inCurrentHost, false);
+	
+	CFPropertyListRef theAnswer = NULL;
+	CFStringRef theUser = inCurrentUser ? kCFPreferencesCurrentUser : kCFPreferencesAnyUser;
+	CFStringRef theHost = inCurrentHost ? kCFPreferencesCurrentHost : kCFPreferencesAnyHost;
+	
+	theAnswer = CFPreferencesCopyValue(inKey, kCFPreferencesAnyApplication, theUser, theHost);
+	
+	return theAnswer;
+}
+
+CFStringRef	CACFPreferences::CopyStringValue(CFStringRef inKey, bool inCurrentUser, bool inCurrentHost)
+{
+	CFStringRef theAnswer = NULL;
+	
+	//	get the raw value
+	CFPropertyListRef theRawValue = CopyValue(inKey, inCurrentUser, inCurrentHost);
+	
+	if(theRawValue != NULL)
+	{
+		//	get it's type ID and make sure it's a CFString
+		CFTypeID theTypeID = CFGetTypeID(theRawValue);
+		if(theTypeID == CFStringGetTypeID())
+		{
+			//	cast the value
+			theAnswer = static_cast<CFStringRef>(theRawValue);
+		}
+		else
+		{
+			CFRelease(theRawValue);
+			DebugMessage("CACFPreferences::CopyStringValue: not a CFString");
+		}
+	}
+	
+	return theAnswer;
+}
+
+CFNumberRef	CACFPreferences::CopyNumberValue(CFStringRef inKey, bool inCurrentUser, bool inCurrentHost)
+{
+	CFNumberRef theAnswer = NULL;
+	
+	//	get the raw value
+	CFPropertyListRef theRawValue = CopyValue(inKey, inCurrentUser, inCurrentHost);
+	
+	if(theRawValue != NULL)
+	{
+		//	get it's type ID and make sure it's a CFNumber
+		CFTypeID theTypeID = CFGetTypeID(theRawValue);
+		if(theTypeID == CFNumberGetTypeID())
+		{
+			//	cast the value
+			theAnswer = static_cast<CFNumberRef>(theRawValue);
+		}
+		else
+		{
+			CFRelease(theRawValue);
+			DebugMessage("CACFPreferences::CopyNumberValue: not a CFNumber");
+		}
+	}
+	
+	return theAnswer;
+}
+
+CFArrayRef	CACFPreferences::CopyArrayValue(CFStringRef inKey, bool inCurrentUser, bool inCurrentHost)
+{
+	CFArrayRef theAnswer = NULL;
+	
+	//	get the raw value
+	CFPropertyListRef theRawValue = CopyValue(inKey, inCurrentUser, inCurrentHost);
+	
+	if(theRawValue != NULL)
+	{
+		//	get it's type ID and make sure it's a CFArray
+		CFTypeID theTypeID = CFGetTypeID(theRawValue);
+		if(theTypeID == CFArrayGetTypeID())
+		{
+			//	cast the value
+			theAnswer = static_cast<CFArrayRef>(theRawValue);
+		}
+		else
+		{
+			CFRelease(theRawValue);
+			DebugMessage("CACFPreferences::CopyArrayValue: not a CFArray");
+		}
+	}
+	
+	return theAnswer;
+}
+
+CFDictionaryRef	CACFPreferences::CopyDictionaryValue(CFStringRef inKey, bool inCurrentUser, bool inCurrentHost)
+{
+	CFDictionaryRef theAnswer = NULL;
+	
+	//	get the raw value
+	CFPropertyListRef theRawValue = CopyValue(inKey, inCurrentUser, inCurrentHost);
+	
+	if(theRawValue != NULL)
+	{
+		//	get it's type ID and make sure it's a CFDictionary
+		CFTypeID theTypeID = CFGetTypeID(theRawValue);
+		if(theTypeID == CFDictionaryGetTypeID())
+		{
+			//	cast the value
+			theAnswer = static_cast<CFDictionaryRef>(theRawValue);
+		}
+		else
+		{
+			CFRelease(theRawValue);
+			DebugMessage("CACFPreferences::CopyDictionaryValue: not a CFDictionary");
+		}
+	}
+	
+	return theAnswer;
+}
+
+void	CACFPreferences::SetValue(CFStringRef inKey, CFPropertyListRef inValue, bool inCurrentUser, bool inCurrentHost, bool inSynchronize)
+{
+	CFStringRef theUser = inCurrentUser ? kCFPreferencesCurrentUser : kCFPreferencesAnyUser;
+	CFStringRef theHost = inCurrentHost ? kCFPreferencesCurrentHost : kCFPreferencesAnyHost;
+	CFPreferencesSetValue(inKey, inValue, kCFPreferencesAnyApplication, theUser, theHost);
+	
+	if(inSynchronize)
+	{
+		Synchronize(inCurrentUser, inCurrentHost, true);
+	}
+}
+
+void	CACFPreferences::DeleteValue(CFStringRef inKey, bool inCurrentUser, bool inCurrentHost, bool inSynchronize)
+{
+	CFStringRef theUser = inCurrentUser ? kCFPreferencesCurrentUser : kCFPreferencesAnyUser;
+	CFStringRef theHost = inCurrentHost ? kCFPreferencesCurrentHost : kCFPreferencesAnyHost;
+	CFPreferencesSetValue(inKey, NULL, kCFPreferencesAnyApplication, theUser, theHost);
+	
+	if(inSynchronize)
+	{
+		Synchronize(theUser, inCurrentHost, true);
+	}
+}
+
+void	CACFPreferences::Synchronize(bool inCurrentUser, bool inCurrentHost, bool inForce)
+{
+	if(inForce || ArePrefsOutOfDate(inCurrentUser, inCurrentHost))
+	{
+		CFStringRef theUser = inCurrentUser ? kCFPreferencesCurrentUser : kCFPreferencesAnyUser;
+		CFStringRef theHost = inCurrentHost ? kCFPreferencesCurrentHost : kCFPreferencesAnyHost;
+		CFPreferencesSynchronize(kCFPreferencesAnyApplication, theUser, theHost);
+		MarkPrefsClean(inCurrentUser, inCurrentHost);
+	}
+}
+
+void	CACFPreferences::MarkPrefsOutOfDate(bool inCurrentUser, bool inCurrentHost)
+{
+	if(!inCurrentUser && !inCurrentHost)
+	{
+		sAnyUserAnyHostPrefsOutOfDate = true;
+	}
+	else if(!inCurrentUser && inCurrentHost)
+	{
+		sAnyUserCurrentHostPrefsOutOfDate = true;
+	}
+	else if(inCurrentUser && !inCurrentHost)
+	{
+		sCurrentUserAnyHostPrefsOutOfDate = true;
+	}
+	else if(inCurrentUser && inCurrentHost)
+	{
+		sCurrentUserCurrentHostPrefsOutOfDate = true;
+	}
+}
+
+void	CACFPreferences::MarkPrefsClean(bool inCurrentUser, bool inCurrentHost)
+{
+	if(!inCurrentUser && !inCurrentHost)
+	{
+		sAnyUserAnyHostPrefsOutOfDate = false;
+	}
+	else if(!inCurrentUser && inCurrentHost)
+	{
+		sAnyUserCurrentHostPrefsOutOfDate = false;
+	}
+	else if(inCurrentUser && !inCurrentHost)
+	{
+		sCurrentUserAnyHostPrefsOutOfDate = false;
+	}
+	else if(inCurrentUser && inCurrentHost)
+	{
+		sCurrentUserCurrentHostPrefsOutOfDate = false;
+	}
+}
+
+void	CACFPreferences::SendNotification(CFStringRef inName)
+{
+	CACFDistributedNotification::PostNotification(inName, NULL, true);
+}
+
+bool	CACFPreferences::ArePrefsOutOfDate(bool inCurrentUser, bool inCurrentHost)
+{
+	bool theAnswer = false;
+	
+	if(!inCurrentUser && !inCurrentHost)
+	{
+		theAnswer = sAnyUserAnyHostPrefsOutOfDate;
+	}
+	else if(!inCurrentUser && inCurrentHost)
+	{
+		theAnswer = sAnyUserCurrentHostPrefsOutOfDate;
+	}
+	else if(inCurrentUser && !inCurrentHost)
+	{
+		theAnswer = sCurrentUserAnyHostPrefsOutOfDate;
+	}
+	else if(inCurrentUser && inCurrentHost)
+	{
+		theAnswer = sCurrentUserCurrentHostPrefsOutOfDate;
+	}
+	
+	return theAnswer;
+}
+
+bool	CACFPreferences::sAnyUserAnyHostPrefsOutOfDate = false;
+bool	CACFPreferences::sAnyUserCurrentHostPrefsOutOfDate = false;
+bool	CACFPreferences::sCurrentUserAnyHostPrefsOutOfDate = false;
+bool	CACFPreferences::sCurrentUserCurrentHostPrefsOutOfDate = false;