gentoo-overlay/kde-base/kdebase-runtime-meta/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
	<herd>kde</herd>
	<use>
		<flag name="crash-reporter">Builds a gui tool to submit crash information to the upstream backtracker</flag>
		<flag name="nepomuk">Enable Nepomuk based semantic desktop support (deprecated)</flag>
	</use>
</pkgmetadata>