diff --git a/servers/slapd/back-perl/README b/servers/slapd/back-perl/README
index 302cb82291..0959b440df 100644
--- a/servers/slapd/back-perl/README
+++ b/servers/slapd/back-perl/README
@@ -1,4 +1,3 @@
-
 Differences from 2.0 Perl API:
 
 - Perl 5.6 is supported
diff --git a/servers/slapd/back-perl/SampleLDAP.pm b/servers/slapd/back-perl/SampleLDAP.pm
index c6a8f9ea5d..34bcd5589a 100644
--- a/servers/slapd/back-perl/SampleLDAP.pm
+++ b/servers/slapd/back-perl/SampleLDAP.pm
@@ -1,6 +1,18 @@
 # This is a sample Perl module for the OpenLDAP server slapd.
-#
 # $OpenLDAP$
+## This work is part of OpenLDAP Software <http://www.openldap.org/>.
+##
+## Copyright 1998-2003 The OpenLDAP Foundation.
+## Portions Copyright 1999 John C. Quillan.
+## All rights reserved.
+##
+## Redistribution and use in source and binary forms, with or without
+## modification, are permitted only as authorized by the OpenLDAP
+## Public License.
+##
+## A copy of this license is available in the file LICENSE in the
+## top-level directory of the distribution or, alternatively, at
+## <http://www.OpenLDAP.org/license.html>.
 #
 # Usage: Add something this to slapd.conf:
 #
diff --git a/servers/slapd/back-perl/add.c b/servers/slapd/back-perl/add.c
index 88aaf6e79e..b37fc22f00 100644
--- a/servers/slapd/back-perl/add.c
+++ b/servers/slapd/back-perl/add.c
@@ -1,16 +1,18 @@
 /* $OpenLDAP$ */
-/*
- * Copyright 1999-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
- */
-/*
- *	 Copyright 1999, John C. Quillan, All rights reserved.
- *	 Portions Copyright 2002, myinternet Limited. All rights reserved.
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- *	 Redistribution and use in source and binary forms are permitted only
- *	 as authorized by the OpenLDAP Public License.	A copy of this
- *	 license is available at http://www.OpenLDAP.org/license.html or
- *	 in file LICENSE in the top-level directory of the distribution.
+ * Copyright 1999-2003 The OpenLDAP Foundation.
+ * Portions Copyright 1999 John C. Quillan.
+ * Portions Copyright 2002 myinternet Limited.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
  */
 
 #include <EXTERN.h>
diff --git a/servers/slapd/back-perl/asperl_undefs.h b/servers/slapd/back-perl/asperl_undefs.h
index 2d0ea25d90..86fe4a10d5 100644
--- a/servers/slapd/back-perl/asperl_undefs.h
+++ b/servers/slapd/back-perl/asperl_undefs.h
@@ -1,6 +1,16 @@
-/*
- * Copyright 1999-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1999-2003 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
  */
 
 /* This file is probably obsolete.  If it is not,        */
diff --git a/servers/slapd/back-perl/bind.c b/servers/slapd/back-perl/bind.c
index b495b7ceb9..a40de467f4 100644
--- a/servers/slapd/back-perl/bind.c
+++ b/servers/slapd/back-perl/bind.c
@@ -1,16 +1,18 @@
 /* $OpenLDAP$ */
-/*
- * Copyright 1999-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
- */
-/*
- *	 Copyright 1999, John C. Quillan, All rights reserved.
- *	 Portions Copyright 2002, myinternet Limited. All rights reserved.
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- *	 Redistribution and use in source and binary forms are permitted only
- *	 as authorized by the OpenLDAP Public License.	A copy of this
- *	 license is available at http://www.OpenLDAP.org/license.html or
- *	 in file LICENSE in the top-level directory of the distribution.
+ * Copyright 1999-2003 The OpenLDAP Foundation.
+ * Portions Copyright 1999 John C. Quillan.
+ * Portions Copyright 2002 myinternet Limited.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
  */
 
 #include <EXTERN.h>
diff --git a/servers/slapd/back-perl/close.c b/servers/slapd/back-perl/close.c
index 30afe22994..f5464676f9 100644
--- a/servers/slapd/back-perl/close.c
+++ b/servers/slapd/back-perl/close.c
@@ -1,16 +1,18 @@
 /* $OpenLDAP$ */
-/*
- * Copyright 1999-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
- */
-/*
- *	 Copyright 1999, John C. Quillan, All rights reserved.
- *	 Portions Copyright 2002, myinternet Limited. All rights reserved.
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- *	 Redistribution and use in source and binary forms are permitted only
- *	 as authorized by the OpenLDAP Public License.	A copy of this
- *	 license is available at http://www.OpenLDAP.org/license.html or
- *	 in file LICENSE in the top-level directory of the distribution.
+ * Copyright 1999-2003 The OpenLDAP Foundation.
+ * Portions Copyright 1999 John C. Quillan.
+ * Portions Copyright 2002 myinternet Limited.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
  */
 
 #include <EXTERN.h>
diff --git a/servers/slapd/back-perl/compare.c b/servers/slapd/back-perl/compare.c
index 4cb871461a..72150c9085 100644
--- a/servers/slapd/back-perl/compare.c
+++ b/servers/slapd/back-perl/compare.c
@@ -1,16 +1,18 @@
 /* $OpenLDAP$ */
-/*
- * Copyright 1999-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
- */
-/*
- *	 Copyright 1999, John C. Quillan, All rights reserved.
- *	 Portions Copyright 2002, myinternet Limited. All rights reserved.
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- *	 Redistribution and use in source and binary forms are permitted only
- *	 as authorized by the OpenLDAP Public License.	A copy of this
- *	 license is available at http://www.OpenLDAP.org/license.html or
- *	 in file LICENSE in the top-level directory of the distribution.
+ * Copyright 1999-2003 The OpenLDAP Foundation.
+ * Portions Copyright 1999 John C. Quillan.
+ * Portions Copyright 2002 myinternet Limited.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
  */
 
 #include <EXTERN.h>
diff --git a/servers/slapd/back-perl/config.c b/servers/slapd/back-perl/config.c
index 63878e1d9b..2541715d1e 100644
--- a/servers/slapd/back-perl/config.c
+++ b/servers/slapd/back-perl/config.c
@@ -1,16 +1,18 @@
 /* $OpenLDAP$ */
-/*
- * Copyright 1999-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
- */
-/*
- *	 Copyright 1999, John C. Quillan, All rights reserved.
- *	 Portions Copyright 2002, myinternet Limited. All rights reserved.
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- *	 Redistribution and use in source and binary forms are permitted only
- *	 as authorized by the OpenLDAP Public License.	A copy of this
- *	 license is available at http://www.OpenLDAP.org/license.html or
- *	 in file LICENSE in the top-level directory of the distribution.
+ * Copyright 1999-2003 The OpenLDAP Foundation.
+ * Portions Copyright 1999 John C. Quillan.
+ * Portions Copyright 2002 myinternet Limited.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
  */
 
 #include <EXTERN.h>
diff --git a/servers/slapd/back-perl/delete.c b/servers/slapd/back-perl/delete.c
index 9a812f479e..24fa7a3489 100644
--- a/servers/slapd/back-perl/delete.c
+++ b/servers/slapd/back-perl/delete.c
@@ -1,16 +1,18 @@
 /* $OpenLDAP$ */
-/*
- * Copyright 1999-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
- */
-/*
- *	 Copyright 1999, John C. Quillan, All rights reserved.
- *	 Portions Copyright 2002, myinternet Limited. All rights reserved.
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- *	 Redistribution and use in source and binary forms are permitted only
- *	 as authorized by the OpenLDAP Public License.	A copy of this
- *	 license is available at http://www.OpenLDAP.org/license.html or
- *	 in file LICENSE in the top-level directory of the distribution.
+ * Copyright 1999-2003 The OpenLDAP Foundation.
+ * Portions Copyright 1999 John C. Quillan.
+ * Portions Copyright 2002 myinternet Limited.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
  */
 
 #include <EXTERN.h>
diff --git a/servers/slapd/back-perl/external.h b/servers/slapd/back-perl/external.h
index 6c840dacee..6b0c4a6bfb 100644
--- a/servers/slapd/back-perl/external.h
+++ b/servers/slapd/back-perl/external.h
@@ -1,8 +1,20 @@
 /* $OpenLDAP$ */
-/*
- * Copyright 1999-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1999-2003 The OpenLDAP Foundation.
+ * Portions Copyright 1999 John C. Quillan.
+ * Portions Copyright 2002 myinternet Limited.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
  */
+
 #ifndef _PERL_EXTERNAL_H
 #define _PERL_EXTERNAL_H
 
diff --git a/servers/slapd/back-perl/init.c b/servers/slapd/back-perl/init.c
index 1c8a2616eb..93832cb473 100644
--- a/servers/slapd/back-perl/init.c
+++ b/servers/slapd/back-perl/init.c
@@ -1,16 +1,18 @@
 /* $OpenLDAP$ */
-/*
- * Copyright 1999-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
- */
-/*
- *	 Copyright 1999, John C. Quillan, All rights reserved.
- *	 Portions Copyright 2002, myinternet Limited. All rights reserved.
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- *	 Redistribution and use in source and binary forms are permitted only
- *	 as authorized by the OpenLDAP Public License.	A copy of this
- *	 license is available at http://www.OpenLDAP.org/license.html or
- *	 in file LICENSE in the top-level directory of the distribution.
+ * Copyright 1999-2003 The OpenLDAP Foundation.
+ * Portions Copyright 1999 John C. Quillan.
+ * Portions Copyright 2002 myinternet Limited.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
  */
 
 #include <EXTERN.h>
diff --git a/servers/slapd/back-perl/modify.c b/servers/slapd/back-perl/modify.c
index fa6a89f21b..e00307687b 100644
--- a/servers/slapd/back-perl/modify.c
+++ b/servers/slapd/back-perl/modify.c
@@ -1,16 +1,18 @@
 /* $OpenLDAP$ */
-/*
- * Copyright 1999-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
- */
-/*
- *	 Copyright 1999, John C. Quillan, All rights reserved.
- *	 Portions Copyright 2002, myinternet Limited. All rights reserved.
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- *	 Redistribution and use in source and binary forms are permitted only
- *	 as authorized by the OpenLDAP Public License.	A copy of this
- *	 license is available at http://www.OpenLDAP.org/license.html or
- *	 in file LICENSE in the top-level directory of the distribution.
+ * Copyright 1999-2003 The OpenLDAP Foundation.
+ * Portions Copyright 1999 John C. Quillan.
+ * Portions Copyright 2002 myinternet Limited.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
  */
 
 #include <EXTERN.h>
diff --git a/servers/slapd/back-perl/modrdn.c b/servers/slapd/back-perl/modrdn.c
index 704d25b3f0..74e5e9201b 100644
--- a/servers/slapd/back-perl/modrdn.c
+++ b/servers/slapd/back-perl/modrdn.c
@@ -1,29 +1,18 @@
 /* $OpenLDAP$ */
-/*
- * Copyright 1999-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
- */
-/*
- *	 Copyright 1999, John C. Quillan, All rights reserved.
- *	 Portions Copyright 2002, myinternet Limited. All rights reserved.
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- *	 Redistribution and use in source and binary forms are permitted only
- *	 as authorized by the OpenLDAP Public License.	A copy of this
- *	 license is available at http://www.OpenLDAP.org/license.html or
- *	 in file LICENSE in the top-level directory of the distribution.
- */
-
-/*
- * LDAP v3 newSuperior support.
+ * Copyright 1999-2003 The OpenLDAP Foundation.
+ * Portions Copyright 1999 John C. Quillan.
+ * Portions Copyright 2002 myinternet Limited.
+ * All rights reserved.
  *
- * Copyright 1999, Juan C. Gomez, All rights reserved.
- * This software is not subject to any license of Silicon Graphics 
- * Inc. or Purdue University.
- *
- * Redistribution and use in source and binary forms are permitted
- * without restriction or fee of any kind as long as this notice
- * is preserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
  *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
  */
 
 #include <EXTERN.h>
diff --git a/servers/slapd/back-perl/perl_back.h b/servers/slapd/back-perl/perl_back.h
index e485a5d2b9..c834457e6a 100644
--- a/servers/slapd/back-perl/perl_back.h
+++ b/servers/slapd/back-perl/perl_back.h
@@ -1,8 +1,20 @@
 /* $OpenLDAP$ */
-/*
- * Copyright 1999-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1999-2003 The OpenLDAP Foundation.
+ * Portions Copyright 1999 John C. Quillan.
+ * Portions Copyright 2002 myinternet Limited.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
  */
+
 #ifndef PERL_BACK_H
 #define PERL_BACK_H 1
 
diff --git a/servers/slapd/back-perl/search.c b/servers/slapd/back-perl/search.c
index 2cf30dcd4b..acb85fa5d9 100644
--- a/servers/slapd/back-perl/search.c
+++ b/servers/slapd/back-perl/search.c
@@ -1,16 +1,18 @@
 /* $OpenLDAP$ */
-/*
- * Copyright 1999-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
- */
-/*
- *	 Copyright 1999, John C. Quillan, All rights reserved.
- *	 Portions Copyright 2002, myinternet Limited. All rights reserved.
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- *	 Redistribution and use in source and binary forms are permitted only
- *	 as authorized by the OpenLDAP Public License.	A copy of this
- *	 license is available at http://www.OpenLDAP.org/license.html or
- *	 in file LICENSE in the top-level directory of the distribution.
+ * Copyright 1999-2003 The OpenLDAP Foundation.
+ * Portions Copyright 1999 John C. Quillan.
+ * Portions Copyright 2002 myinternet Limited.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
  */
 
 #include <EXTERN.h>