+
+#ifdef EXPERIMENTAL_DOMAINKEYS
+uschar *dk_signing_domain = NULL;
+uschar *dk_signing_selector = NULL;
+int dk_do_verify = 0;
+#endif
+
+#ifdef EXPERIMENTAL_DKIM
+uschar *dkim_signing_domain = NULL;
+uschar *dkim_signing_selector = NULL;
+int dkim_do_verify = 0;
+#endif
+