Remove $FreeBSD$: one-line .h pattern

Remove /^\s*\*+\s*\$FreeBSD\$.*$\n/

Fix shell injection vulnerability in patch(1) via ed(1) by
tightening sanity check of the input. [1]

While I'm there also replace ed(1) with red(1) because we do
not need the unrestricted functional

Fix shell injection vulnerability in patch(1) via ed(1) by
tightening sanity check of the input. [1]

While I'm there also replace ed(1) with red(1) because we do
not need the unrestricted functionality. [2]

Obtained from: Bitrig [1], DragonFly [2]
Security: CVE-2015-1418 [1]

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- Refresh code with latest OpenBSD revisions.
- Remove $DragonFly$ tags as they are using git nowadays and VCS tags will
not help merging.
- Other changes to Copyright headers to make them consi

- Refresh code with latest OpenBSD revisions.
- Remove $DragonFly$ tags as they are using git nowadays and VCS tags will
not help merging.
- Other changes to Copyright headers to make them consistent with other
source code, we intend to fork from this point.

Reviewed by: pfg

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- Add a BSD-licensed patch, ported by Pedro F. Giffuni (pfg) from
DragonflyBSD and install it as bsdpatch. WITH_BSD_PATCH makes it
default and installs GNU patch as gnupatch.

Submitted by: pfg

- Add a BSD-licensed patch, ported by Pedro F. Giffuni (pfg) from
DragonflyBSD and install it as bsdpatch. WITH_BSD_PATCH makes it
default and installs GNU patch as gnupatch.

Submitted by: pfg
Obtained from: The DragonflyBSD Project

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Remove these three files left-over from my unsuccessful attempt to
re-import `patch' into this location. Instead I think I will import
it to 'patch-b', and that way I can be sure that I am starting

Remove these three files left-over from my unsuccessful attempt to
re-import `patch' into this location. Instead I think I will import
it to 'patch-b', and that way I can be sure that I am starting with
a clean slate WRT the CVS repository.

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Import of a BSD-licensed version of `patch', which will eventually
replace the version we currently have in src/gnu/usr.bin/patch/.
Among other things, this version includes a --posix option for str

Import of a BSD-licensed version of `patch', which will eventually
replace the version we currently have in src/gnu/usr.bin/patch/.
Among other things, this version includes a --posix option for strict
POSIX conformance.

This version is the current source from OpenBSD as of today. It is
their 3.5-release, plus a few updates to patch.c and pch.c that they
made about three weeks ago.

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