#ifdef WX_PRECOMP
-// include "wx/wxchar.h" first to ensure that UNICODE macro is correctly set
+// include "wx/chartype.h" first to ensure that UNICODE macro is correctly set
// _before_ including <windows.h>
-#include "wx/wxchar.h"
+#include "wx/chartype.h"
// include standard Windows headers
#if defined(__WXMSW__)