Index: generic/nsf.c
===================================================================
diff -u -r65f8883a4596ea98365b7de1652700e3ac7394cc -rc15b56a1490c74cfca4ffd2bf54034526dcf8ef2
--- generic/nsf.c	(.../nsf.c)	(revision 65f8883a4596ea98365b7de1652700e3ac7394cc)
+++ generic/nsf.c	(.../nsf.c)	(revision c15b56a1490c74cfca4ffd2bf54034526dcf8ef2)
@@ -14772,13 +14772,15 @@
 NsfConfigureCmd(Tcl_Interp *interp, int configureoption, Tcl_Obj *valueObj) {
   int bool;
 
+#if defined(NSF_DTRACE)
   if (NSF_DTRACE_CONFIGURE_PROBE_ENABLED()) {
     /* TODO: opts copied from tclAPI.h; maybe make global value? */
     static CONST char *opts[] = {
       "debug", "dtrace", "filter", "profile", "softrecreate", 
       "objectsystems", "keepinitcmd", "checkresults", "checkarguments", NULL};
     NSF_DTRACE_CONFIGURE_PROBE((char *)opts[configureoption-1], valueObj ? ObjStr(valueObj) : NULL);
   }
+#endif
 
   if (configureoption == ConfigureoptionObjectsystemsIdx) {
     NsfObjectSystem *osPtr;