Index: generic/nsfCmdDefinitions.c
===================================================================
diff -u -rb4d254a45c4db35d7ae9fa0c8ca27512b2562cee -ra2021fcacd45bfbbe0d2dc11061e2a374c49726f
--- generic/nsfCmdDefinitions.c	(.../nsfCmdDefinitions.c)	(revision b4d254a45c4db35d7ae9fa0c8ca27512b2562cee)
+++ generic/nsfCmdDefinitions.c	(.../nsfCmdDefinitions.c)	(revision a2021fcacd45bfbbe0d2dc11061e2a374c49726f)
@@ -93,7 +93,7 @@
   
   NsfMutexLock(&cmdDefinitionMutex);
   
-  if (cmdDefinitionRefCount-- < 1) {
+  if (--cmdDefinitionRefCount < 1) {
     Tcl_DeleteHashTable(cmdDefinitionHashTablePtr);
   }