+// not all ports have support for EVT_CONTEXT_MENU yet, don't define
+// USE_CONTEXT_MENU for those which don't
+#if defined(__WXMOTIF__) || defined(__WXPM__) || defined(__WXX11__) || defined(__WXMGL__)
+ #define USE_CONTEXT_MENU 0
+#else
+ #define USE_CONTEXT_MENU 1
+#endif
+