gentoo-overlay/mail-client/evolution/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="bogofilter">Build <pkg>mail-filter/bogofilter</pkg> plugin</flag>
		<flag name="clutter">Build with clutter support for animation effects</flag>
		<flag name="connman">Enable <pkg>net-misc/connman</pkg>	support (requires 
		'networkmanager' USE flag to be disabled).</flag>
		<flag name="crypt">Enable GPG encryption support using
			<pkg>app-crypt/gnupg</pkg> and <pkg>app-crypt/pinentry</pkg></flag>
		<flag name="gnome-online-accounts">Enable using
			<pkg>net-libs/gnome-online-accounts</pkg> for authorization</flag>
		<flag name="highlight">Enable text highlighting
			plugin</flag>
		<flag name="ldap">Enable support for fetching contacts from an LDAP or
			Active Directory server using <pkg>net-nds/openldap</pkg></flag>
		<flag name="map">Enable support for displaying contacts on a map inside
			evolution using <pkg>media-libs/libchamplain</pkg></flag>
		<flag name="networkmanager">Allows Evolution to automagically toggle
			online/offline mode by talking to <pkg>net-misc/networkmanager</pkg>
			and getting the current network state</flag>
		<flag name="spamassassin">Build <pkg>mail-filter/spamassassin</pkg>
			plugin</flag>
		<flag name="weather">Enable optional weather calendar support</flag>
	</use>
</pkgmetadata>