--- parser3/src/include/pa_config_auto.h.in	2020/12/17 13:35:07	1.128
+++ parser3/src/include/pa_config_auto.h.in	2023/12/12 20:02:04	1.133
@@ -167,6 +167,9 @@
 /* Define to 1 if you have the `opendir' function. */
 #undef HAVE_OPENDIR
 
+/* PCRE2 is available */
+#undef HAVE_PCRE2
+
 /* Define if libtool can extract symbol lists from object files. */
 #undef HAVE_PRELOADED_SYMBOLS