extern uschar * tls_cert_fprt_sha1(void *);
extern uschar * tls_cert_fprt_sha256(void *);
-extern void * tls_client_start(int, host_item *, address_item *,
- transport_instance *,
-# ifdef SUPPORT_DANE
- dns_answer *,
-# endif
- tls_support *, uschar **);
+extern BOOL tls_client_start(client_conn_ctx *, smtp_connect_args *,
+ void *, tls_support *, uschar **);
+
extern void tls_close(void *, int);
extern BOOL tls_could_read(void);
extern int tls_export_cert(uschar *, size_t, void *);