Man Page for PRINTENVNAME
printenv - print all or part of environment
SYNOPSIS
printenv [--help] [--version] [variable...]
DESCRIPTION
This manual page documents the GNU version of printenv.
If no arguments are given, printenv prints the entire
environment. If one or more variable names are given, it
prints the value of each one that is set, and nothing for
each one that is not set.
The exit status is:
0 if all variables specified were found
1 if at least one specified variable was not found
2 if a write error occurred
OPTIONS
--help Print a usage message on standard output and exit
successfully.
--version
Print version information on standard output then
exit successfully.
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