gentoo-overlay/app-text/atril/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
	<maintainer>
		<email>TomWij@gentoo.org</email>
		<name>Tom Wijsman</name>
	</maintainer>
	<use>
		<flag name="caja">Enable property page extension in 
			<pkg>mate-base/mate-file-manager</pkg></flag>
		<flag name="dvi">Enable build-in DVI viewer</flag>
		<flag name="ps">Enable build-in postscript viewer</flag>
		<flag name="t1lib">Enable the Type-1 fonts for the build-in DVI viewer
			(<pkg>media-libs/t1lib</pkg>)</flag>
		<flag name="xps">Enable XPS viewer using 
			<pkg>app-text/libxps</pkg></flag>
	</use>
</pkgmetadata>