wxStackWalker(const char * WXUNUSED(argv0) = NULL) { }
virtual void Walk(size_t skip = 1, size_t maxDepth = 200);
+#if wxUSE_ON_FATAL_EXCEPTION
virtual void WalkFromException(size_t maxDepth = 200);
+#endif // wxUSE_ON_FATAL_EXCEPTION
// enumerate stack frames from the given context