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="Bachof,_Otto|5332" />
  </query-continue>
  <query>
    <pages>
      <page pageid="1255" ns="0" title="Droit des sociétés (de)" />
      <page pageid="3810" ns="0" title="Président de la République (id)" />
      <page pageid="5944" ns="0" title="Code civil (id)" />
      <page pageid="5973" ns="0" title="Code civil (nl)" />
      <page pageid="6019" ns="0" title="B. J. Habibie (id)" />
      <page pageid="6027" ns="0" title="Bacharuddin Jusuf Habibie" />
      <page pageid="6062" ns="0" title="Président et vice-président de la cour suprême (id)" />
      <page pageid="6078" ns="0" title="Vice-Président (id)" />
      <page pageid="10881" ns="0" title="Droit commercial (ma)" />
      <page pageid="13697" ns="2" title="Utilisateur:Eric Folot" />
    </pages>
  </query>
</api>