enable default callbacks for fetch-manager
diff --git a/src/fetch-manager.cc b/src/fetch-manager.cc
index 788d635..8d98207 100644
--- a/src/fetch-manager.cc
+++ b/src/fetch-manager.cc
@@ -39,13 +39,20 @@
 
 static const string SCHEDULE_FETCHES_TAG = "ScheduleFetches";
 
-FetchManager::FetchManager (CcnxWrapperPtr ccnx, const Mapping &mapping, uint32_t parallelFetches/* = 3*/)
+FetchManager::FetchManager (Ccnx::CcnxWrapperPtr ccnx
+                , const Mapping &mapping
+                , uint32_t parallelFetches // = 3
+                , const SegmentCallback &defaultSegmentCallback
+                , const FinishCallback &defaultFinishCallback
+                )
   : m_ccnx (ccnx)
   , m_mapping (mapping)
   , m_maxParallelFetches (parallelFetches)
   , m_currentParallelFetches (0)
   , m_scheduler (new Scheduler)
   , m_executor (new Executor(1))
+  , m_defaultSegmentCallback(defaultSegmentCallback)
+  , m_defaultFinishCallback(defaultFinishCallback)
 {
   m_scheduler->start ();
   m_executor->start();
@@ -64,6 +71,14 @@
   m_fetchList.clear_and_dispose (fetcher_disposer ());
 }
 
+// Enqueue using default callbacks
+void
+FetchManager::Enqueue (const Ccnx::Name &deviceName, const Ccnx::Name &baseName,
+           uint64_t minSeqNo, uint64_t maxSeqNo, int priority)
+{
+  Enqueue(deviceName, baseName, m_defaultSegmentCallback, m_defaultFinishCallback, minSeqNo, maxSeqNo, priority);
+}
+
 void
 FetchManager::Enqueue (const Ccnx::Name &deviceName, const Ccnx::Name &baseName,
          const SegmentCallback &segmentCallback, const FinishCallback &finishCallback,