diff -r f7711c6ac93c -r a76dc0db592c config.h.in
--- a/config.h.in	Tue May 27 23:20:37 2014 +0200
+++ b/config.h.in	Sat May 31 11:39:13 2014 +0200
@@ -14,3 +14,7 @@
 
 /* Define if you have the <mosquitto.h> header file. */
 #undef HAVE_MOSQUITTO_H
+
+/* Define if you have the <libxml2/parser.h> header file. */
+#undef HAVE_LIBXML_PARSER_H
+