gentoo-overlay/media-sound/vorbis-tools/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
  <maintainer type="project">
    <email>sound@gentoo.org</email>
    <name>Gentoo Sound project</name>
  </maintainer>
  <use>
    <flag name="kate">Adds support for Ogg Kate subtitles via libkate.</flag>
    <flag name="ogg123">Build ogg123 player, needs libao and curl</flag>
  </use>
</pkgmetadata>