/sys$common/syshlp/SYSGEN.HLB

/sys$common/syshlp/SYSGEN.HLB
SHOW, Parameter
^*Conan The Librarian

 parameter-name

    Specifies the name of a system parameter. If you enter a period
    (.),  it is interpreted as a request for the system parameter
    specified in the last SET parameter-name or SHOW parameter-name
    command.

    Beginning in OpenVMS Version 8.2, specifies OBSOLETE in the Units
    column for any specified parameter that is obsolete.

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