<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd"> <pkgmetadata> <herd>cpp</herd> <use> <flag name='smtp' restrict='<0.10'>Offer SMTP support via <pkg>net-libs/libsmtp</pkg></flag> <flag name='smtp' restrict='*'>Offer SMTP support via <pkg>net-libs/libesmtp</pkg></flag> </use> </pkgmetadata>