// Use zlib for compression in streams and PNG code
#define wxUSE_LIBPNG 1
// Use PNG bitmap code
+#define wxUSE_STD_IOSTREAM 1
+ // Use standard C++ streams if 1. If 0, use wxWin
+ // streams implementation.
+#define wxUSE_STREAMS 1
+ // Use wxStream implementation within wxWindows code
+
+#define wxUSE_SERIAL 0
+ // Use serialization
+
/*
* Finer detail
*