gentoo-overlay/net-libs/libpcap/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
<herd>netmon</herd>
<longdescription>A system-independent library for user-level network packet capture</longdescription>
<use>
	<flag name='libnl'>link with <pkg>dev-libs/libnl</pkg> (used to put wireless
	interfaces in monitor mode)</flag>
</use>
</pkgmetadata>