73         <span class="keyword">if</span> isempty(tok), <span class="keyword">break</span>; <span class="keyword">end</span>
0074         fprintf(<span class="string">'%s '</span>,tok);
0075         <span class="keyword">switch</span> lower(tok),
0076             <span class="keyword">case</span> {<span class="string">'a'</span>,<span class="string">'c1'</span>}, ia=i;formstr=[formstr <span class="string">'%d'</span>];
0077             <span class="keyword">case</span> {<span class="string">'b'</span>,<spa