Index: generic/nsfStack.c
===================================================================
diff -u -reea1c3907d9df65b1e1f80a0d19df35a5dc33d50 -r257ab674b56a5d699871bbe89157049bdf67127e
--- generic/nsfStack.c	(.../nsfStack.c)	(revision eea1c3907d9df65b1e1f80a0d19df35a5dc33d50)
+++ generic/nsfStack.c	(.../nsfStack.c)	(revision 257ab674b56a5d699871bbe89157049bdf67127e)
@@ -345,6 +345,13 @@
   return NULL;
 }
 
+#if defined(NSF_PROFILE)
+NsfCallStackContent*
+NsfCallStackGetTopFrame(Tcl_Interp *interp, Tcl_CallFrame **framePtrPtr) {
+  return CallStackGetTopFrame(interp, framePtrPtr);
+}
+#endif
+
 /*
  *----------------------------------------------------------------------
  * NsfCallStackFindLastInvocation --