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 MFC after: 3 days Sponsored by: The FreeBSD Foundation
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@ -3492,6 +3492,9 @@ fi
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# Set LC_ALL in order to avoid problems with character ranges like [A-Z].
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export LC_ALL=C
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# Clear environment variables that may affect operation of tools that we use.
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unset GREP_OPTIONS
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get_params $@
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for COMMAND in ${COMMANDS}; do
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cmd_${COMMAND}
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