diff -r fe338fe37923 -r e36c92cf58a9 master/master.h
--- a/master/master.h	Tue Dec 15 10:53:28 2009 +0100
+++ b/master/master.h	Tue Dec 15 10:55:36 2009 +0100
@@ -155,6 +155,7 @@
                                       ext_datagram_queue. */
 
     struct list_head external_datagram_queue; /**< External Datagram queue. */
+	size_t send_interval;	/* interval between calls to ecrt_master_send */
     size_t max_queue_size; /** max. size of datagram queue */
     struct list_head domains; /**< List of domains. */
 
@@ -220,6 +221,7 @@
 void ec_master_inject_external_datagrams(ec_master_t *);
 
 // misc.
+void ec_master_set_send_interval(ec_master_t *,size_t);
 void ec_master_attach_slave_configs(ec_master_t *);
 ec_slave_t *ec_master_find_slave(ec_master_t *, uint16_t, uint16_t);
 const ec_slave_t *ec_master_find_slave_const(const ec_master_t *, uint16_t,