gentoo-overlay/app-emacs/bm/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
<herd>emacs</herd>
<longdescription>
  This package provides visible, buffer local, bookmarks and the ability to
  jump forward and backward to the next bookmark.
</longdescription>
</pkgmetadata>