(mu_tls_readline_fn)

(mu_tls_writeline_fn, mu_tls_stream_ctl_fn): New data types.
(mu_tls_begin): New prototype.

@@ -42,6 +42,16 @@ extern void mu_deinit_tls_libs (void);
 extern void mu_tls_init_argp (void);
 extern void mu_tls_init_client_argp (void);
 
+typedef int (*mu_tls_readline_fn) (void *iodata);
+typedef int (*mu_tls_writeline_fn) (void *iodata, char *buf); 
+typedef void (*mu_tls_stream_ctl_fn) (void *iodata, mu_stream_t *pold,
+				      mu_stream_t new);
+
+extern int mu_tls_begin (void *iodata, mu_tls_readline_fn reader,
+			 mu_tls_writeline_fn writer,
+			 mu_tls_stream_ctl_fn stream_ctl,
+			 char *keywords[]);
+
 extern int mu_tls_enable;
   
 #ifdef __cplusplus