gentoo-overlay/app-emulation/e-uae/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
	<longdescription lang="en">
		E-UAE is a fork of UAE which intends to merge all the new features of
		WinUAE with UAE.
	</longdescription>
	<use>
		<flag name="capslib">Add CAPS library support</flag>
		<flag name="sdl-sound">Use <pkg>media-libs/sdl-sound</pkg> for audio
			output</flag>
	</use>
</pkgmetadata>