X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/1691e80890e5d8ba258c51c214a3e91880e1db2b..ae5aae7b9c72dbff21f87bbc6e783d7cec1941a9:/sbr/strdup.c

diff --git a/sbr/strdup.c b/sbr/strdup.c
index 05a017e5..486b36a8 100644
--- a/sbr/strdup.c
+++ b/sbr/strdup.c
@@ -3,13 +3,17 @@
  * strdup.c -- duplicate a string
  *
  * $Id$
+ *
+ * This code is Copyright (c) 2002, by the authors of nmh.  See the
+ * COPYRIGHT file in the root directory of the nmh distribution for
+ * complete copyright information.
  */
 
 #include <h/mh.h>
 
 
 char *
-strdup (char *str)
+strdup (const char *str)
 {
     char *cp;
     size_t len;