Pledge.

Index: mutt_sasl.c
--- mutt_sasl.c.orig
+++ mutt_sasl.c
@@ -88,8 +88,6 @@ static sasl_callback_t mutt_sasl_callbacks[5];
 
 static sasl_secret_t *secret_ptr = NULL;
 
-static int mutt_sasl_start(void);
-
 /* callbacks */
 static int mutt_sasl_cb_log(void *context, int priority, const char *message);
 static int mutt_sasl_cb_authname(void *context, int id, const char **result,
