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| [9] | 1 | .TH SYSENV 1
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| 2 | .SH NAME
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| 3 | sysenv \- request system boot parameter
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| 4 | .SH SYNOPSIS
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| 5 | .B sysenv
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| 6 | .RI [ boot-variable "] ..."
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| 7 | .SH DESCRIPTION
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| 8 | .B Sysenv
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| 9 | requests the value of one or more boot variables. For example
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| 10 | .B "sysenv\ memory"
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| 11 | returns the list of free memory at system startup. Note that some
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| 12 | parameters have undergone "device translation" from a device name to
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| 13 | a decimal device number.
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| 14 | .PP
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| 15 | If no variable names are given then the entire boot environment is
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| 16 | listed.
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| 17 | .SH "SEE ALSO"
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| 18 | .BR svrctl (2),
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| 19 | .BR monitor (8),
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| 20 | .BR boot (8).
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| 21 | .SH DIAGNOSTICS
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| 22 | Exit code 0 with the variable's value printed to standard output if all
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| 23 | requested variables exist in the boot environment, exit code 1 on any
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| 24 | weird error, exit code 2 if one of the variables is not set, and exit
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| 25 | code 3 if both kind of errors occurred.
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| 26 | .SH AUTHOR
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| 27 | Kees J. Bot (kjb@cs.vu.nl)
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