<para>If invoked with no arguments, it applies all
directives from all configuration files. If one or
- more file names are passed on the command line, only
+ more filenames are passed on the command line, only
the directives in these files are applied. If only
the basename of a configuration file is specified,
all configuration directories as specified in <citerefentry>
<term><option>--prefix=PATH</option></term>
<listitem><para>Only apply rules that
apply to paths with the specified
- prefix.</para></listitem>
+ prefix. This option can be specified
+ multiple times.</para></listitem>
</varlistentry>