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diff --git a/libs/appleutility/CoreAudio105/CAMath.h b/libs/appleutility/CoreAudio105/CAMath.h
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+/*	Copyright: 	© Copyright 2005 Apple Computer, Inc. All rights reserved.
+
+	Disclaimer:	IMPORTANT:  This Apple software is supplied to you by Apple Computer, 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 AppleÕs
+			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 Computer, 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.
+*/
+/*=============================================================================
+	CAMath.h
+
+=============================================================================*/
+
+#ifndef __CAMath_h__
+#define __CAMath_h__
+
+#if !defined(__COREAUDIO_USE_FLAT_INCLUDES__)
+	#include <CoreAudio/CoreAudioTypes.h>
+#else
+	#include <CoreAudioTypes.h>
+#endif
+
+inline bool fiszero(Float64 f) { return (f == 0.); }
+inline bool fiszero(Float32 f) { return (f == 0.f); }
+
+inline bool fnonzero(Float64 f) { return !fiszero(f); }
+inline bool fnonzero(Float32 f) { return !fiszero(f); }
+
+inline bool fequal(const Float64 &a, const Float64 &b) { return a == b; }
+inline bool fequal(const Float32 &a, const Float32 &b) { return a == b; }
+
+inline bool fnotequal(const Float64 &a, const Float64 &b) { return !fequal(a, b); }
+inline bool fnotequal(const Float32 &a, const Float32 &b) { return !fequal(a, b); }
+
+#endif // __CAMath_h__