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Printing a Greeting

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4. Invoking hello

The format for running the hello program is:

hello option ...

hello supports the following options:

Print an informative help message describing the options and then exit.

Print the version number of hello on the standard error output and then exit.

Use the traditional greeting message `hello, world' rather than the more modern `Hello, world!'.

Print your mail on the standard output.

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  Copyright 2003   by The Free Software Foundation     Updated Jun 2003