* case WX_NO_REGEX_ADVANCED should be defined.
*/
#undef WX_NO_REGEX_ADVANCED
+/*
+ * On GNU systems use re_search instead of regexec, since the latter does a
+ * strlen on the search text affecting the performance of some operations.
+ */
+#undef HAVE_RE_SEARCH
/*
* Use SDL for audio (Unix)
*/