+#ifdef EXPERIMENTAL_DOMAINKEYS
+ { "dk_canon", opt_stringptr,
+ (void *)offsetof(smtp_transport_options_block, dk_canon) },
+ { "dk_domain", opt_stringptr,
+ (void *)offsetof(smtp_transport_options_block, dk_domain) },
+ { "dk_headers", opt_stringptr,
+ (void *)offsetof(smtp_transport_options_block, dk_headers) },
+ { "dk_private_key", opt_stringptr,
+ (void *)offsetof(smtp_transport_options_block, dk_private_key) },
+ { "dk_selector", opt_stringptr,
+ (void *)offsetof(smtp_transport_options_block, dk_selector) },
+ { "dk_strict", opt_stringptr,
+ (void *)offsetof(smtp_transport_options_block, dk_strict) },
+#endif