Index: src/libchcore/TOverlappedWriter.h
===================================================================
diff -u -N -r593ca68706f3a3c7c2a3820b02a56fc24d5bea11 -rb941384e121190b6107f1c99b3233667e3daf4ce
--- src/libchcore/TOverlappedWriter.h	(.../TOverlappedWriter.h)	(revision 593ca68706f3a3c7c2a3820b02a56fc24d5bea11)
+++ src/libchcore/TOverlappedWriter.h	(.../TOverlappedWriter.h)	(revision b941384e121190b6107f1c99b3233667e3daf4ce)
@@ -29,9 +29,6 @@
 {
 	class TOverlappedWriter
 	{
-	private:
-		static const unsigned long long NoIoError = 0xffffffffffffffff;
-
 	public:
 		explicit TOverlappedWriter(const logger::TLogFileDataPtr& spLogFileData, const TOrderedBufferQueuePtr& spBuffersToWrite,
 			unsigned long long ullFilePos, const TBufferListPtr& spEmptyBuffers);
@@ -71,6 +68,8 @@
 
 		bool m_bReleaseMode = false;
 	};
+
+	using TOverlappedWriterPtr = std::shared_ptr<TOverlappedWriter>;
 }
 
 #endif