The individual files in this distribution are copyright their
original contributors or assignees.
Including:

    Copyright (c) 1994-2020, Simon J Gerraty
    Copyright (c) 2010-2018, Juniper Networks, Inc.
    Copyright (c) 1988-1993
    	The Regents of the University of California.

Note: some of the *.mk files here were originally derrived from
early NetBSD bsd.*.mk and do not carry any explicit copyright notice,
or license terms, as is the custom in the BSD world for makefiles.

The contributions from Juniper Networks are under:

    SPDX-License-Identifier: BSD-2-Clause

and you can consider that the operative license.

