gentoo-overlay/gnome-extra/nautilus-sendto/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
	<herd>gnome</herd>
	<use>
		<flag name='gajim'>Enables support for <pkg>net-im/gajim</pkg></flag>
		<flag name='mail'>Enables support for mailto using
			<pkg>gnome-extra/evolution-data-server</pkg></flag>
		<flag name='pidgin'>Enables support for <pkg>net-im/pidgin</pkg></flag>
		<flag name='upnp'>Enables support for sending files over upnp using
			<pkg>net-libs/gupnp-av</pkg></flag>
	</use>
</pkgmetadata>