Index: generic/nsfStack.c
===================================================================
diff -u -rbb0d12c63024e25ca81a370eb934dbbe2b7a10fd -rb716ded2b24596fe5e7c6262b98d1efc023812d4
--- generic/nsfStack.c	(.../nsfStack.c)	(revision bb0d12c63024e25ca81a370eb934dbbe2b7a10fd)
+++ generic/nsfStack.c	(.../nsfStack.c)	(revision b716ded2b24596fe5e7c6262b98d1efc023812d4)
@@ -345,6 +345,13 @@
   return NULL;
 }
 
+#if defined(NSF_PROFILE)
+NsfCallStackContent*
+NsfCallStackGetTopFrame(Tcl_Interp *interp, Tcl_CallFrame **framePtrPtr) {
+  return CallStackGetTopFrame(interp, framePtrPtr);
+}
+#endif
+
 /*
  *----------------------------------------------------------------------
  * NsfCallStackFindLastInvocation --