diff --git a/nwatch.c b/nwatch.c
index c9a3a83b..3203270e 100644
--- a/nwatch.c
+++ b/nwatch.c
@@ -251,6 +251,7 @@ static int NetWatchContextInsQue(pNetWatch self, pNWContext handle)
   return 1;
 }
 
+#if 0 /* no longer used */
 /**
  * \brief private function to remove entry from unsorted queue
  *
@@ -279,6 +280,7 @@ static void NetWatchContextRemQue(pNetWatch self, pNWContext handle)
   handle->vrfy = 0;
   return;
 }
+#endif
 
 /**
  * \brief private function to purge invalid entries
@@ -344,8 +346,11 @@ int NetWatchRemoveCallback(pNWContext handle)
     return 0;
   if(!self || self->lMagic != NWMAGIC)
     return 0;
+  /* mark as invalid */
   handle->sock = -1;
+  /* increment count of invalid */
   self->nInvalid++;
+  /* leave for garbage collection */
   return 1;
 }