+#ifdef __WXWINCE__
+ #include "wx/msw/wince/helpwce.h"
+
+ #define wxHelpController wxWinceHelpController
+#elif defined(__WXPALMOS__)
+ #include "wx/palmos/help.h"
+
+ #define wxHelpController wxPalmHelpController
+#elif defined(__WXMSW__)
+ #include "wx/msw/helpchm.h"