diff --git a/phpgwapi/inc/class.auth_pam.inc.php b/phpgwapi/inc/class.auth_pam.inc.php
new file mode 100644
index 0000000000..1f85ad2925
--- /dev/null
+++ b/phpgwapi/inc/class.auth_pam.inc.php
@@ -0,0 +1,44 @@
+<?php       
+/**************************************************************************\
+* eGroupWare API - Auth from PAM                                           *
+* -------------------------------------------------------------------------*       
+* This library is part of the phpGroupWare API                             *       
+* http://www.egroupware.org/api                                            *       
+* ------------------------------------------------------------------------ *       
+* This library is free software; you can redistribute it and/or modify it  *       
+* under the terms of the GNU Lesser General Public License as published by *       
+* the Free Software Foundation; either version 2.1 of the License,         *       
+* or any later version.                                                    *       
+* This library is distributed in the hope that it will be useful, but      *       
+* WITHOUT ANY WARRANTY; without even the implied warranty of               *       
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.                     *       
+* See the GNU Lesser General Public License for more details.              *       
+* You should have received a copy of the GNU Lesser General Public License *       
+* along with this library; if not, write to the Free Software Foundation,  *       
+* Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA            *       
+\**************************************************************************/       
+/* $Id$ */       
+class auth_ 
+	{               
+		function authenticate($username, $passwd)
+               {                       
+			if (pam_auth($username, $passwd, &$error)) {                               
+				return True;
+                       } else {
+                               return False;
+                       }
+               }
+                function change_password($old_passwd, $new_passwd, $account_id = '')
+                {                        
+			// deny password changes.
+                        return( False );
+                }
+                function update_lastlogin($account_id, $ip)                
+		{
+                        $account_id = get_account_id($account_id);
+                        $GLOBALS['phpgw']->db->query("update phpgw_accounts set account_lastloginfrom='"
+                                . "$ip', account_lastlogin='" . time()
+                                . "' where account_id='$account_id'",__LINE__,__FILE__);
+                }
+       }
+?>