Typographic Conventions
The following table describes the typographic changes that are used in this book.
Table P-1 Typographic Conventions
| Typeface
or Symbol | Meaning | Example | 
|---|
| AaBbCc123 | The names of commands, files, and directories, and onscreen computer output | Edit your
.login file.  Use ls -a to list all files.  machine_name% you have mail. | 
| AaBbCc123 | What you type, contrasted
with onscreen computer output | machine_name% su Password: | 
| AaBbCc123 | Command-line placeholder: replace with a real name or value | The command
to remove a file is rm filename. | 
| AaBbCc123 | Book titles, new terms, and terms
to be emphasized | Read Chapter 6 in the User's Guide.  Perform a patch analysis. Do not save
the file. [Note that some emphasized items appear bold online.] |