extern uschar * tls_cert_subject_altname(void *, uschar * mod);
extern uschar * tls_cert_version(void *, uschar * mod);
+extern uschar * tls_cert_fprt_md5(void *);
+extern uschar * tls_cert_fprt_sha1(void *);
+
extern int tls_client_start(int, host_item *, address_item *,
void *);
extern void tls_close(BOOL, BOOL);