printenv: add more information link (#5620)

add-set-more-info-link.py
marchersimon 2021-03-30 16:15:12 +02:00 committed by GitHub
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# printenv
> Print values of all or specific environment variables.
> More information: <https://www.gnu.org/software/coreutils/manual/html_node/printenv-invocation.html>.
- Display key-value pairs of all environment variables: