+// ----------------------------------------------------------------------------
+// Forward declaration
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_BASE wxProcess;
+class WXDLLIMPEXP_BASE wxFrame;
+class WXDLLIMPEXP_BASE wxWindow;
+class WXDLLIMPEXP_BASE wxWindowList;
+class WXDLLIMPEXP_BASE wxPoint;
+
+// ----------------------------------------------------------------------------
+// Macros
+// ----------------------------------------------------------------------------
+
+#define wxMax(a,b) (((a) > (b)) ? (a) : (b))
+#define wxMin(a,b) (((a) < (b)) ? (a) : (b))
+
+// ----------------------------------------------------------------------------
+// String functions (deprecated, use wxString)
+// ----------------------------------------------------------------------------
+
+// Make a copy of this string using 'new'
+#if WXWIN_COMPATIBILITY_2_4
+WXDLLIMPEXP_BASE wxChar* copystring(const wxChar *s);