extern void tls_get_cache(void);
extern int tls_import_cert(const uschar *, void **);
extern int tls_read(BOOL, uschar *, size_t);
extern int tls_server_start(const uschar *, uschar **);
extern BOOL tls_smtp_buffered(void);
extern int tls_ungetc(int);
extern void tls_get_cache(void);
extern int tls_import_cert(const uschar *, void **);
extern int tls_read(BOOL, uschar *, size_t);
extern int tls_server_start(const uschar *, uschar **);
extern BOOL tls_smtp_buffered(void);
extern int tls_ungetc(int);