* RPC_STATUS_CANCEL : The connection attempt was aborted before it could complete.
* data is NULL.
*/
-int rpc_pmap_getport_async(struct rpc_context *rpc, int program, int version, rpc_cb cb, void *private_data);
+int rpc_pmap_getport_async(struct rpc_context *rpc, int program, int version, int protocol, rpc_cb cb, void *private_data);
/*