gentoo-overlay/dev-ruby/rrdtool-bindings/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
  <maintainer type="project">
<email>ruby@gentoo.org</email>
<name>Gentoo Ruby Project</name>
  </maintainer>
<maintainer type="project">
<email>netmon@gentoo.org</email>
<name>Gentoo network monitoring and analysis project</name>
  </maintainer>
<use>
<flag name="graph">Enable support for graphing functions</flag>
</use>
</pkgmetadata>