+#ifdef EXPERIMENTAL_DMARC
+ fprintf(f, " Experimental_DMARC");
+#endif
+#ifdef EXPERIMENTAL_PROXY
+ fprintf(f, " Experimental_Proxy");
+#endif
+#ifdef EXPERIMENTAL_TPDA
+ fprintf(f, " Experimental_TPDA");
+#endif
+#ifdef EXPERIMENTAL_REDIS
+ fprintf(f, " Experimental_Redis");
+#endif
+#ifdef EXPERIMENTAL_CERTNAMES
+ fprintf(f, " Experimental_Certnames");
+#endif
+#ifdef EXPERIMENTAL_DSN
+ fprintf(f, " Experimental_DSN");
+#endif