+// Here's a macro you can use if your compiler
+// really, really wants main() to be in your main program
+// (e.g. hello.cpp).
+// Now IMPLEMENT_APP should add this code if required.
+
+#if defined(AIX) || defined(AIX4) /* || defined(____HPUX__) */
+#define IMPLEMENT_WXWIN_MAIN int main(int argc, char *argv[]) { return wxEntry(argc, argv); }
+#else
+#define IMPLEMENT_WXWIN_MAIN
+#endif
+