gentoo-overlay/net-mail/mairix/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
	<!-- maintainer-needed -->
	<use>
		<flag name="gnus">Add support for the marks propagation feature
			in GNUS (provided by <pkg>app-editors/emacs</pkg>
			or <pkg>app-xemacs/gnus</pkg> for XEmacs users)</flag>
	</use>
	<upstream>
		<remote-id type="sourceforge">mairix</remote-id>
	</upstream>
</pkgmetadata>