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Before You Begin
Before You Begin
i
What You
Before changing any environment variables, you should complete
Should Do
these tasks:
First
•
•
What You
Changing environment variables requires an understanding
Should Know
of what each of the environment variables does, and how
Beforehand
changing the defaults will affect your system. Do not change any
environment variable without fully understanding the effect that
the change may have on your system.
If you are not sure about changing environment variables, ask
your system manager for help.
Available Environment Variables
Description of
Table 10–1 describes the system environment variables and their
Environment
default values. Information about environment variables not
Variables
documented in this chapter or in Chapter 11 can be obtained via
the
10–2 Changing Environment Variables
Put your system in console mode. If your system is not
displaying the >>> prompt, refer to Chapter 7 to shut down
your operating system, and/or halt your system.
Read Chapter 9 and the rest of this chapter before
continuing.
command.
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