extern int arc_received_instance; /* highest ARC instance number in headers */
extern int arc_oldest_pass; /* lowest passing instance number in headers */
extern const uschar *arc_state; /* verification state */
+extern const uschar *arc_state_reason;
#endif
extern BOOL allow_utf8_domains; /* For experimenting */
extern uschar *authenticated_fail_id; /* ID that failed authentication */
extern uschar *authenticated_id; /* ID that was authenticated */
extern uschar *authenticated_sender; /* From AUTH on MAIL */
extern BOOL authentication_failed; /* TRUE if AUTH was tried and failed */
+extern BOOL authentication_local; /* TRUE if non-smtp (implicit authentication) */
extern uschar *auth_advertise_hosts; /* Only advertise to these */
extern auth_info auths_available[]; /* Vector of available auth mechanisms */
extern auth_instance *auths; /* Chain of instantiated auths */
#endif
#ifdef EXPERIMENTAL_DMARC
extern BOOL dmarc_has_been_checked; /* Global variable to check if test has been called yet */
-extern uschar *dmarc_ar_header; /* Expansion variable, suggested header for dmarc auth results */
extern uschar *dmarc_domain_policy; /* Expansion for declared policy of used domain */
extern uschar *dmarc_forensic_sender; /* Set sender address for forensic reports */
extern uschar *dmarc_history_file; /* Expansion variable, file to store dmarc results */
extern uschar *spf_header_comment; /* spf header comment */
extern uschar *spf_received; /* Received-SPF: header */
extern uschar *spf_result; /* spf result in string form */
+extern BOOL spf_result_guessed; /* spf result is of best-guess operation */
extern uschar *spf_smtp_comment; /* spf comment to include in SMTP reply */
#endif
extern BOOL split_spool_directory; /* TRUE to use multiple subdirs */