option.example.1.sgm   [plain text]

<!DOCTYPE para PUBLIC "-//OASIS//DTD DocBook V3.1//EN">
<para>
The <option>-a</option> option on the <acronym>UNIX</acronym>
<command>ls</command> command or the <option>/r</option> option on the
<acronym>DOS</acronym> <command>attrib</command>
command, for example.
</para>