HP-UX Bastille Version B.3.2 Release Notes

Variable
The name of a placeholder in a command, function, or other
syntax display that you replace with an actual value.
[] The contents are optional in syntax. If the contents are a list
separated by |, you must choose one of the items.
{} The contents are required in syntax. If the contents are a list
separated by |, you must choose one of the items.
... The preceding element can be repeated an arbitrary number of
times.
 Indicates the continuation of a code example.
| Separates items in a list of choices.
WARNING A warning calls attention to important information that if not
understood or followed will result in personal injury or
nonrecoverable system problems.
CAUTION A caution calls attention to important information that if not
understood or followed will result in data loss, data corruption,
or damage to hardware or software.
IMPORTANT This alert provides essential information to explain a concept or
to complete a task.
NOTE A note contains additional information to emphasize or
supplement important points of the main text.
5.3 Typographic conventions 15