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diff --git a/ocaml-binary-annot/otherlibs/unix/cst2constr.c b/ocaml-binary-annot/otherlibs/unix/cst2constr.c
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+/***********************************************************************/
+/* */
+/* Objective Caml */
+/* */
+/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
+/* */
+/* Copyright 1996 Institut National de Recherche en Informatique et */
+/* en Automatique. All rights reserved. This file is distributed */
+/* under the terms of the GNU Library General Public License, with */
+/* the special exception on linking described in file ../../LICENSE. */
+/* */
+/***********************************************************************/
+
+/* $Id$ */
+
+#include <mlvalues.h>
+#include <fail.h>
+#include "cst2constr.h"
+
+value cst_to_constr(int n, int *tbl, int size, int deflt)
+{
+ int i;
+ for (i = 0; i < size; i++)
+ if (n == tbl[i]) return Val_int(i);
+ return Val_int(deflt);
+}