uschar *dkim_signing_domain = NULL;
uschar *dkim_signing_selector = NULL;
uschar *dkim_verify_signers = US"$dkim_signers";
+uschar *dkim_verify_status = NULL;
+uschar *dkim_verify_reason = NULL;
#endif
#ifdef EXPERIMENTAL_DMARC
BOOL dmarc_has_been_checked = FALSE;
uschar *spam_score = NULL;
uschar *spam_score_int = NULL;
#endif
-#ifdef EXPERIMENTAL_SPF
+#ifdef SUPPORT_SPF
uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
uschar *spf_header_comment = NULL;
uschar *spf_received = NULL;
BOOL tcp_in_fastopen = FALSE;
BOOL tcp_in_fastopen_logged = FALSE;
BOOL tcp_nodelay = TRUE;
-BOOL tcp_out_fastopen = FALSE;
+int tcp_out_fastopen = 0;
BOOL tcp_out_fastopen_logged= FALSE;
#ifdef USE_TCP_WRAPPERS
uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;