You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <alllinks galcontinue="Balduin_Goswin_von_Burgen|1266" />
  </query-continue>
  <query>
    <pages>
      <page pageid="64" ns="0" title="Exklave Fuhrn" />
      <page pageid="930" ns="14" title="Kategorie:Fuhrn" />
      <page pageid="931" ns="0" title="Roter Hahn" />
      <page pageid="944" ns="0" title="Weilersbach" />
      <page pageid="1143" ns="0" title="Berthuld Freitaler" />
      <page pageid="1144" ns="0" title="Sturmgockel" />
      <page pageid="1219" ns="0" title="Schlacht von Gerbersdorf" />
      <page pageid="1241" ns="0" title="Jost Reibschläger" />
      <page pageid="1265" ns="0" title="Normann zu Rödelbach" />
      <page pageid="1336" ns="0" title="Faust der Germersmark" />
    </pages>
  </query>
</api>