/snap/core24/current/etc/xml/ Current File: //snap/core24/current/etc/xml/xml-core.xml
<?xml version="1.0"?>
<!DOCTYPE catalog PUBLIC "-//OASIS//DTD XML Catalogs V1.0//EN"
  "file:///usr/share/xml/schema/xml-core/catalog.dtd">
<catalog xmlns="urn:oasis:names:tc:entity:xmlns:xml:catalog">
<delegatePublic publicIdStartString="-//GlobalTransCorp//DTD XML Catalogs V1.0-Based Extension V1.0//EN" catalog="file:///usr/share/xml/schema/xml-core/catalog.xml"/>
<delegatePublic publicIdStartString="-//OASIS//DTD XML Catalogs V1.0//EN" catalog="file:///usr/share/xml/schema/xml-core/catalog.xml"/>
<delegateSystem systemIdStartString="http://globaltranscorp.org/oasis/catalog/xml/tr9401.dtd" catalog="file:///usr/share/xml/schema/xml-core/catalog.xml"/>
<delegateSystem systemIdStartString="http://www.oasis-open.org/committees/entity/release/1.0/catalog.dtd" catalog="file:///usr/share/xml/schema/xml-core/catalog.xml"/>
</catalog>