Index: generic/nsfCompile.c
===================================================================
diff -u -r30e90f77c00ffc280245a7f61ae2a8854c546ed8 -rfcfefac791a3baf9193ab0a39f782dcd0d74b522
--- generic/nsfCompile.c	(.../nsfCompile.c)	(revision 30e90f77c00ffc280245a7f61ae2a8854c546ed8)
+++ generic/nsfCompile.c	(.../nsfCompile.c)	(revision fcfefac791a3baf9193ab0a39f782dcd0d74b522)
@@ -81,7 +81,7 @@
   if (parsePtr->numWords != 1) {
 	Tcl_ResetResult(interp);
 	Tcl_AppendToObj(Tcl_GetObjResult(interp),
-	        "wrong # args: should be '::nsf::initProcNS'", -1);
+	        "wrong # args: should be '::nsf::initProcNS'", TCL_INDEX_NONE);
 	envPtr->maxStackDepth = 0;
 	return TCL_ERROR;
     }