+/* *************************************************************************
+ * trusted-cgi-referrer http://www.example.org/some/path.html
+ * *************************************************************************/
+ case hash_trusted_cgi_referrer :
+ /*
+ * We don't validate the specified referrer as
+ * it's only used for string comparison.
+ */
+ freez(config->trusted_cgi_referrer);
+ config->trusted_cgi_referrer = strdup_or_die(arg);
+ break;
+