les1 = arg_filen(NULL,NULL, NULL, 1,argc+2, &quot;input files)&quot;);
<B>struct</B> arg_file *outfile1 = arg_file0(&quot;o&quot;, NULL, &quot;&lt;output&gt;&quot;, &quot;output file (default is \&quot;-\&quot;)&quot;);
<B>struct</B> arg_end  *end1     = arg_end(20);
<B>void</B>* argtable1[] = {cmd1,noact1,verbose1,recurse1,infiles1,outfile1,end1};
<B>int</B> nerrors1;

/* SYNTAX 2: remove [-nv] &lt;file&gt; */
<B>struct</B> arg_rex  *cmd2     = arg_rex1(NULL, NULL, &quot;remove&quot;, NULL, REG_ICASE, NULL