gentoo-overlay/app-misc/geoclue/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
  <herd>gnome</herd>
  <herd>desktop-misc</herd>
  <use>
    <flag name="geonames">Install geonames.org provider</flag>
    <flag name="gsmloc">Install GSM location provider</flag>
    <flag name="gtk">Install gtk-based geoclue-test-gui</flag>
    <flag name="hostip">Install hostip.info provder</flag>
    <flag name="manual">Install manual provider</flag>
    <flag name="nominatim">Install openstreetmap.org provider</flag>
    <flag name="plazes">Install plazes.com provider</flag>
    <flag name="server">Install geoip server</flag>
    <flag name="skyhook">Install skyhookwireless.com provider</flag>
    <flag name="yahoo-geo">Install Yahoo geolocation provider</flag>
  </use>
</pkgmetadata>