#include "wx/filename.h"
#include "wx/hashmap.h"
-class WXDLLIMPEXP_BASE wxFSFile;
-class WXDLLIMPEXP_BASE wxFileSystemHandler;
-class WXDLLIMPEXP_BASE wxFileSystem;
+class WXDLLIMPEXP_FWD_BASE wxFSFile;
+class WXDLLIMPEXP_FWD_BASE wxFileSystemHandler;
+class WXDLLIMPEXP_FWD_BASE wxFileSystem;
//--------------------------------------------------------------------------------
// wxFSFile