Building Pen from Git on NetBSD - UlricE/pen GitHub Wiki
NetBSD 6.1.5
export PKG_PATH=ftp://ftp.netbsd.org/pub/pkgsrc/packages/NetBSD/`uname -p`/`uname -r`/All/
pkg_add automake autoconf gcc git
mkdir Git
cd Git
git clone https://github.com/UlricE/pen.git
cd pen
aclocal
automake --add-missing
autoconf
./configure
make
Test:
netbsd# ./pen -dfU 53 192.168.11.10:53
And from another host:
ulric@qvp2:~$ dig @netbsd +short siag.nu
194.9.95.65