incoming TCP/IP. */
extern int (*lwr_receive_getc)(unsigned);
+extern uschar * (*lwr_receive_getbuf)(unsigned *);
extern int (*lwr_receive_ungetc)(int);
extern int (*receive_getc)(unsigned);
+extern uschar * (*receive_getbuf)(unsigned *);
extern void (*receive_get_cache)(void);
extern int (*receive_ungetc)(int);
extern int (*receive_feof)(void);
extern uschar *client_authenticated_sender; /* AUTH option to SMTP MAIL FROM (not yet used) */
extern int clmacro_count; /* Number of command line macros */
extern uschar *clmacros[]; /* Copy of them, for re-exec */
+extern BOOL commandline_checks_require_admin; /* belt and braces for insecure setups */
extern int connection_max_messages;/* Max down one SMTP connection */
extern BOOL config_changed; /* True if -C used */
extern FILE *config_file; /* Configuration file */
extern macro_item *macros; /* Configuration macros */
extern macro_item *mlast; /* Last item in macro list */
-extern BOOL macros_builtin_created; /* Flag for lazy-create */
extern uschar *mailstore_basename; /* For mailstore deliveries */
#ifdef WITH_CONTENT_SCAN
extern uschar *malware_name; /* Name of virus or malware ("W32/Klez-H") */
extern uschar *received_for; /* For "for" field */
extern uschar *received_header_text; /* Definition of Received: header */
extern int received_headers_max; /* Max count of Received: headers */
-extern int received_time; /* Time the message was received */
+extern struct timeval received_time; /* Time the message was received */
extern uschar *recipient_data; /* lookup data for recipients */
extern uschar *recipient_unqualified_hosts; /* Permitted unqualified recipients */
extern uschar *recipient_verify_failure; /* What went wrong */
extern int smtp_ch_index; /* Index in smtp_connection_had */
extern uschar *smtp_cmd_argument; /* For all SMTP commands */
extern uschar *smtp_cmd_buffer; /* SMTP command buffer */
-extern time_t smtp_connection_start; /* Start time of SMTP connection */
+extern struct timeval smtp_connection_start; /* Start time of SMTP connection */
extern uschar smtp_connection_had[]; /* Recent SMTP commands */
extern int smtp_connect_backlog; /* Max backlog permitted */
extern double smtp_delay_mail; /* Current MAIL delay */
extern BOOL system_filtering; /* TRUE when running system filter */
extern BOOL tcp_fastopen_ok; /* appears to be supported by kernel */
+extern blob tcp_fastopen_nodata; /* for zero-data TFO connect requests */
+extern BOOL tcp_in_fastopen; /* conn usefully used fastopen */
+extern BOOL tcp_in_fastopen_logged; /* one-time logging */
extern BOOL tcp_nodelay; /* Controls TCP_NODELAY on daemon */
+extern int tcp_out_fastopen; /* 0: no 1: conn used 2: useful */
+extern BOOL tcp_out_fastopen_logged; /* one-time logging */
#ifdef USE_TCP_WRAPPERS
extern uschar *tcp_wrappers_daemon_name; /* tcpwrappers daemon lookup name */
#endif