gentoo-overlay/games-puzzle/sgt-puzzles/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
	<maintainer type="project">
		<email>games@gentoo.org</email>
		<name>Gentoo Games Project</name>
	</maintainer>
	<maintainer type="person">
		<email>np-hardass@gentoo.org</email>
		<name>Adam Feldman</name>
	</maintainer>
	<use>
		<flag name="gtk3">Use x11-libs/gtk+:3 instead of x11-libs/gtk+:2</flag>
	</use>
</pkgmetadata>