Conventions
italic monospace type
Italic (slanted) monospace type denotes some meta text. This is used
most often in command or parameter descriptions to show where a
textual value is to be substituted.
italic type Italic (slanted) proportional type is used in the text to introduce new
terms. It is also used when referring to labels on graphical elements
such as buttons.
Ctrl/x This symbol indicates that you hold down the Ctrl key while you
press another key or mouse button (shown here by x).
TLA Small capital letters indicate an abbreviation (see Glossary).
ls(1) A cross-reference to a reference page includes the appropriate section
number in parentheses.
# A number sign represents the superuser prompt.
%, $ A percent sign represents the C shell system prompt. A dollar sign
represents the system prompt for the Bourne, Korn, and POSIX
shells.
1-4 Introduction