--- a/configure.ac	Sat May 04 23:21:21 2013 -0400
+++ b/configure.ac	Mon May 06 17:09:25 2013 -0400
@@ -102,6 +102,7 @@
 AC_SUBST(GNT_LT_VERSION_INFO)
 
 AC_PATH_PROG(sedpath, sed)
+AC_PATH_PROG(xxdpath, xxd)
 
 dnl Storing configure arguments
 AC_DEFINE_UNQUOTED(CONFIG_ARGS, "$ac_configure_args", [configure arguments])