in flagfiles.  In
particular, unrecognized flagnames are silently ignored, as are flags
that are missing a required value (e.g., a flagfile that just says
<code>--languages</code>).</p>

<p>The general format of a flagfile is a bit more complicated than the
simple, common case above.  It is: a sequence of filenames, one per
line, followed by a sequence of flags, one per line, repeated as many
times as desired.  Filenames in a flagfile can use wildcards
(<code>*</code> and <code>?</code>), and the sequence o