Index: trunk/ab5.0/ablib/src/Classes/System/IO/MemoryStream.ab
===================================================================
--- trunk/ab5.0/ablib/src/Classes/System/IO/MemoryStream.ab	(revision 616)
+++ trunk/ab5.0/ablib/src/Classes/System/IO/MemoryStream.ab	(revision 617)
@@ -185,5 +185,5 @@
 	Virtual Function Capacity() As Long
 		If This.pointer = 0 Then Throw New ObjectDisposedException("MemoryStream: This stream has closed.")
-		Return This.size(This.pointer)
+		Return This.size(This.pointer) As Long
 	End Function
 
@@ -405,5 +405,5 @@
 	End Function
 
-	Function size(p As VoidPtr) As Long
+	Function size(p As VoidPtr) As SIZE_T
 #ifdef NOT_USE_GC
 		Return HeapSize(This.handle,0,p)