Index: src/libchcore/TSimpleOrderedBufferQueue.h
===================================================================
diff -u -N -rb051cbac8dac8c448507aa7c64753af9cf793af5 -rc719644bb4360fcf7ccf6f1139bcae852bd6effd
--- src/libchcore/TSimpleOrderedBufferQueue.h	(.../TSimpleOrderedBufferQueue.h)	(revision b051cbac8dac8c448507aa7c64753af9cf793af5)
+++ src/libchcore/TSimpleOrderedBufferQueue.h	(.../TSimpleOrderedBufferQueue.h)	(revision c719644bb4360fcf7ccf6f1139bcae852bd6effd)
@@ -26,7 +26,7 @@
 
 namespace chcore
 {
-	class TSimpleOrderedBufferQueue : public std::set<TOverlappedDataBuffer*, CompareBufferPositions>
+	class TSimpleOrderedBufferQueue : private std::set<TOverlappedDataBuffer*, CompareBufferPositions>
 	{
 	public:
 		void Push(TOverlappedDataBuffer* pBuffer)
@@ -65,6 +65,16 @@
 			}
 			clear();
 		}
+
+		bool IsEmpty() const
+		{
+			return empty();
+		}
+
+		size_t GetCount() const
+		{
+			return size();
+		}
 	};
 }