extern void smtp_log_no_mail(void);
extern void smtp_message_code(uschar **, int *, uschar **, uschar **, BOOL);
extern void smtp_proxy_tls(void *, uschar *, size_t, int *, int);
extern void smtp_log_no_mail(void);
extern void smtp_message_code(uschar **, int *, uschar **, uschar **, BOOL);
extern void smtp_proxy_tls(void *, uschar *, size_t, int *, int);