Update copyright notices to 1999.

Makefile.in

 # Master Makefile for OpenLDAP
-# Copyright 1998 The OpenLDAP Foundation,  All Rights Reserved.
-# COPYING RESTRICTIONS APPLY, See COPYRIGHT file
+##
+## Copyright 1998,1999 The OpenLDAP Foundation, Redwood City, California, USA
+## All rights reserved.
+##
+## 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.
+##
 
 SUBDIRS= include libraries clients servers # contrib
 CLEANDIRS= tests doc

acconfig.h

 /* acconfig.h
+  Copyright 1998 The OpenLDAP Foundation,  All Rights Reserved.
+  COPYING RESTRICTIONS APPLY, See COPYRIGHT file
+
    Descriptive text for the C preprocessor macros that
    the distributed Autoconf macros can define.
 

acinclude.m4

+dnl Copyright 1998 The OpenLDAP Foundation,  All Rights Reserved.
+dnl COPYING RESTRICTIONS APPLY, See COPYRIGHT file
 dnl
 dnl OpenLDAP Autoconf Macros
 dnl

configure.in

-dnl Copyright 1998 The OpenLDAP Foundation.  All Rights Reserved.
+dnl
+dnl Copyright 1998,1999 The OpenLDAP Foundation.  All Rights Reserved.
 dnl 
 dnl Redistribution and use in source and binary forms are permitted only
 dnl as authorized by the OpenLDAP Public License.  A copy of this
 dnl license is available at http://www.OpenLDAP.org/license.html or
 dnl in file LICENSE in the top-level directory of the distribution.
-dnl ----
+dnl
 
 dnl Configure.in for OpenLDAP
 AC_INIT(include/ldap.h)dnl