(mu_auth_runlist,mu_auth_nosupport): Changed type of the first argument.

@@ -121,7 +121,8 @@ mu_insert_stack_entry (list_t *pflist, struct auth_stack_entry *entry)
 }
 
 int
-mu_auth_runlist (list_t flist, void *return_data, void *key, void *data)
+mu_auth_runlist (list_t flist, struct mu_auth_data **return_data,
+		 void *key, void *data)
 {
   int rc = 1;
   iterator_t itr;
@@ -145,8 +146,10 @@ mu_auth_runlist (list_t flist, void *return_data, void *key, void *data)
 }
 
 int
-mu_auth_nosupport (void *usused_return_data, void *unused_key,
-		   void *unused_func_data, void *unused_call_data)
+mu_auth_nosupport (struct mu_auth_data **return_data ARG_UNUSED,
+		   void *key ARG_UNUSED,
+		   void *func_data ARG_UNUSED,
+		   void *call_data ARG_UNUSED)
 {
   errno = ENOSYS;
   return 1;