diff --git a/vars/lua.vars b/vars/lua.vars
new file mode 100644
index 0000000..451428f
--- /dev/null
+++ b/vars/lua.vars
@@ -0,0 +1,9 @@
+#
+# set -o errexit -o noglob are assumed.
+#
+
+pkg_lua_configure_autotools_pre() {
+	autoreconf -iv;
+};
+
+# vim:filetype=sh