x11-misc/xfce4-notifyd/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
<herd>xfce</herd>
<use>
  <flag name="libsexy">Enable support for <pkg>x11-libs/libsexy</pkg></flag>
</use>
</pkgmetadata>