K 10
svn:author
V 6
emaste
K 8
svn:date
V 27
2023-06-21T12:59:16.904021Z
K 7
svn:log
V 521
freebsd-update: avoid effects of user's environment on grep

A user had GREP_OPTIONS containing --color=always, which broke grep use
in freebsd-update.  Unset this environment variable.

PR:		255990
Reviewed by:	kevans
Approved by:	re (cperciva, expedited MFC)
Sponsored by:	The FreeBSD Foundation

(cherry picked from commit e093c61b2d69e9cca54a2332096c0e36f97bffc0)
(cherry picked from commit 24fe8a518324e291b9ea3fe4e60f2e0fb4f857c5)

Git Hash:   2004a768e44c37a3d0d9602fa66bf139e86da1c4
Git Author: emaste@FreeBSD.org
END