Remove unnecessary headers

OK tb@

rcsid[] and sccsid[] and copyright[] are essentially unmaintained (and
unmaintainable). these days, people use source. these id's do not provide
any benefit, and do hurt the small install media
(th

rcsid[] and sccsid[] and copyright[] are essentially unmaintained (and
unmaintainable). these days, people use source. these id's do not provide
any benefit, and do hurt the small install media
(the 33,000 line diff is essentially mechanical)
ok with the idea millert, ok dms

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assorted fixes mostly from coverity via netbsd via jasper adriaanse via tech

more ansi; khalek@linuxgamers.net

Remove the advertising clause in the UCB license which Berkeley
rescinded 22 July 1999. Proofed by myself and Theo.

de-register

NetBSD changes and a few obvious fixes

initial import of NetBSD tree