str=[formstr <span class="string">'%f'</span>];
0098             <span class="keyword">case</span> {<span class="string">'t'</span>,<span class="string">'topo'</span>}, it=i;formstr=[formstr <span class="string">'%f'</span>];
0099             <span class="keyword">otherwise</span>, <span class="comment">%unknown token</span>
0100                 formstr=[formstr <span class="string">'%*s'</span>];
0101         <span class="keyword">end</span>
0102     <span class="keyword">end</span>
0103     fprintf(<span 