-#ifdef EXPERIMENTAL_DOMAINKEYS
-extern BOOL dk_transport_write_message(address_item *, int, int,
- int, uschar *, uschar *, uschar *, uschar *, rewrite_rule *,
- int, uschar *, uschar *, uschar *, uschar *, uschar *, uschar *);
-#endif
-#ifdef EXPERIMENTAL_DKIM