extern void tls_free_cert(void **);
extern int tls_getc(unsigned);
extern uschar *tls_getbuf(unsigned *);
extern void tls_get_cache(void);
extern BOOL tls_import_cert(const uschar *, void **);
extern void tls_free_cert(void **);
extern int tls_getc(unsigned);
extern uschar *tls_getbuf(unsigned *);
extern void tls_get_cache(void);
extern BOOL tls_import_cert(const uschar *, void **);