gentoo-overlay/sys-fs/udev/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
	<maintainer type="project">
		<email>udev-bugs@gentoo.org</email>
	</maintainer>
	<use>
		<flag name="kmod">Enable kernel module loading/unloading support using <pkg>sys-apps/kmod</pkg></flag>
	</use>
	<upstream>
		<remote-id type="cpe">cpe:/a:kernel:udev</remote-id>
		<remote-id type="github">systemd/systemd</remote-id>
	</upstream>
</pkgmetadata>