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="BL_만화의_변천사|22770" />
  </query-continue>
  <query>
    <pages>
      <page pageid="2891" ns="0" title="애니플러스" />
      <page pageid="3785" ns="0" title="한신정" />
      <page pageid="6003" ns="0" title="응답하라 1994" />
      <page pageid="6005" ns="0" title="한국인디전(展)" />
      <page pageid="12070" ns="0" title="커먼 그라운드" />
      <page pageid="12540" ns="0" title="지코" />
      <page pageid="16511" ns="0" title="게이스트하우스" />
      <page pageid="16714" ns="0" title="List of IBA Official Cocktails" />
      <page pageid="16900" ns="0" title="IBA Official Cocktails (Check List)" />
      <page pageid="16902" ns="0" title="IBA Official Cocktails - Node List" />
    </pages>
  </query>
</api>