+/**************************************************************************//**
+ * Create a new Heartbeat fields event.
+ *
+ * @note The mandatory fields on the Heartbeat fields must be supplied to
+ * this factory function and are immutable once set. Optional fields
+ * have explicit setter functions, but again values may only be set
+ * once so that the event has immutable properties.
+ * @param ev_name Unique Event Name confirming Domain AsdcModel Description
+ * @param ev_id A universal identifier of the event for: troubleshooting correlation, analysis, etc
+ * @param interval heartbeat interval
+ * @returns pointer to the newly manufactured ::EVENT_HEARTBEAT_FIELD. If the event
+ * is not used (i.e. posted) it must be released using
+ * ::evel_free_hrtbt_field.
+ * @retval NULL Failed to create the event.
+ *****************************************************************************/
+EVENT_HEARTBEAT_FIELD * evel_new_heartbeat_field(int interval,const char* ev_name, const char *ev_id);