<a href="http://www.openbsd.org/faq/zh/faq4.html">http://www.openbsd.org/faq/zh/faq4.html</a>
<a href="http://v.youku.com/v_show/id_XMTA2MTQ1Mjky.html">http://v.youku.com/v_show/id_XMTA2MTQ1Mjky.html</a>
export PKG_PATH=http://ftp.openbsd.org/pub/OpenBSD/4.6/packages/`machine -a`/