I hava met bugs with ports security/nss-3.11_1. I have fetched nss-3.11_1 files archived as nss.tar.gz from http://www.freebsd.org/ports/ . It fail if 'make test' at /usr/ports/security/nss after build. 'uname -a' print FreeBSD abc.my.network 6.1-RELEASE FreeBSD 6.1-RELEASE #0: Thu May 25 17:21:46 JST 2006 bye.