(void *)offsetof(smtp_transport_options_block, dkim.dkim_domain) },
{ "dkim_hash", opt_stringptr,
(void *)offsetof(smtp_transport_options_block, dkim.dkim_hash) },
(void *)offsetof(smtp_transport_options_block, dkim.dkim_domain) },
{ "dkim_hash", opt_stringptr,
(void *)offsetof(smtp_transport_options_block, dkim.dkim_hash) },