gentoo-overlay/mail-client/mutt/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
  <herd>net-mail</herd>
  <maintainer>
    <email>grobian@gentoo.org</email>
  </maintainer>
  <use>
    <flag name="gpg">Enable support for <pkg>app-crypt/gpgme</pkg></flag>
    <flag name="pop">Enable support for pop</flag>
    <flag name="sidebar">Use the vanilla tree + sidebar patch</flag>
    <flag name="smime">Enable support for smime</flag>
    <flag name="smtp">Enable support for smtp</flag>
    <flag name="tokyocabinet">Enable tokyocabinet database backend for header
      caching</flag>
  </use>
  <upstream>
    <remote-id type="sourceforge">mutt</remote-id>
  </upstream>
</pkgmetadata>