diff -r 666f914201fb -r 2fe1408b6811 epoc32/include/bacntf.h
--- a/epoc32/include/bacntf.h	Tue Nov 24 13:55:44 2009 +0000
+++ b/epoc32/include/bacntf.h	Tue Mar 16 16:12:26 2010 +0000
@@ -1,1 +1,63 @@
-bacntf.h
+// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
+// which accompanies this distribution, and is available
+// at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+// Started by BLB, October 1996
+#if !defined(__BACNTF_H__)
+#define __BACNTF_H__
+
+#include <e32base.h>
+
+
+class CEnvironmentChangeNotifier : public CActive
+/** Environment change notifier. This is an active object and can be used to handle 
+environment change events. 
+@publishedAll
+@released
+*/
+	{
+public:
+	IMPORT_C static CEnvironmentChangeNotifier* NewL(TInt aPriority,const TCallBack& aCallBack);
+	IMPORT_C ~CEnvironmentChangeNotifier();
+	IMPORT_C void Start();
+	IMPORT_C TInt Set(const TCallBack& aCallBack);
+	inline TInt Change() const;
+private:
+	inline CEnvironmentChangeNotifier(TInt aPriority);
+	void RunL();
+	void DoCancel();
+private:
+	TInt iChange;
+	TCallBack iCallBack;
+	RChangeNotifier iChangeNotifier;
+	};
+
+
+
+inline TInt CEnvironmentChangeNotifier::Change() const
+	/** Returns the last set of change events.
+	
+	If the last outstanding request completed normally, the function returns a 
+	bit pattern where each bit value corresponds to one of the enumerators defined 
+	by TChanges. A set bit indicates that the corresponding change event occurred.
+	
+	For example, if the bit value TChanges::EChangesMidnightCrossover is set, 
+	then the system time has passed midnight.
+	
+	@return A set of bits consisting of one or more of the values defined by TChanges, 
+	or KErrCancel if the last outstanding request was cancelled. 
+	@see TChanges */
+	{return iChange;}
+
+#endif