extern BOOL tls_openssl_options_parse(uschar *, long *);
# endif
extern uschar * tls_field_from_dn(uschar *, uschar *);
-# ifdef EXPERIMENTAL_CERTNAMES
extern BOOL tls_is_name_for_cert(uschar *, void *);
-# endif
# ifdef EXPERIMENTAL_DANE
extern int tlsa_lookup(const host_item *, dns_answer *, BOOL, BOOL *);