<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd"> <pkgmetadata> <herd>gstreamer</herd> <maintainer><email>hanno@gentoo.org</email></maintainer> <use> <flag name='opus'>Enable Opus audio codec support</flag> </use> </pkgmetadata>