wxFS_SEEKABLE = 4 // Returned stream will be seekable
};
-WX_DECLARE_VOIDPTR_HASH_MAP(wxFileSystemHandler*, wxFSHandlerHash);
+WX_DECLARE_VOIDPTR_HASH_MAP_WITH_DECL(wxFileSystemHandler*, wxFSHandlerHash, class WXDLLIMPEXP_BASE);
class WXDLLIMPEXP_BASE wxFileSystem : public wxObject
{