+ * Copyright (c) 1993, 1994 Jeffrey C. Mogul, Digital Equipment Corporation,
+ * Western Research Laboratory. All rights reserved.
+ * Copyright (c) 2001 Compaq Computer Corporation. All rights reserved.
+ *
+ * Permission to use, copy, and modify this software and its
+ * documentation is hereby granted only under the following terms and
+ * conditions. Both the above copyright notice and this permission
+ * notice must appear in all copies of the software, derivative works
+ * or modified versions, and any portions thereof, and both notices
+ * must appear in supporting documentation.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.