Ubuntu 16.04.1 LTS (GNU/3.14.32-xxxx-grs-ipv6-64)
https://github.com/oe-alliance/oe-alliance-core/tree/3.4
and a lot more...
1 - Install packages on your buildserver
sudo apt-get install -y autoconf automake bison bzip2 cvs diffstat flex g++ gawk gcc gettext git-core gzip help2man ncurses-bin ncurses-dev libc6-dev libtool make texinfo patch perl pkg-config subversion tar texi2html wget zlib1g-dev chrpath libxml2-utils xsltproc libglib2.0-dev python-setuptools zip info coreutils diffstat chrpath libproc-processtable-perl libperl4-corelibs-perl sshpass default-jre default-jre-headless java-common libserf-dev
2 - Set your shell to /bin/bash.
sudo dpkg-reconfigure dash
When asked: Install dash as /bin/sh?
select "NO"
3 - Add user openatvbuilder
sudo adduser openatvbuilder
4 - Switch to user openatvbuilder
su openatvbuilder
5 - Switch to home of openatvbuilder
cd ~
6 - Create folder openatv
mkdir -p ~/openatv
7 - Switch to folder openatv
cd openatv
8 - Clone oe-alliance git
git clone git://github.com/oe-alliance/build-enviroment.git -b 3.4
9 - Switch to folder build-enviroment
cd build-enviroment
10 - Update build-enviroment
make update
11 - Finally you can start building a image
MACHINE=mutant2400 DISTRO=openatv DISTRO_TYPE=release make image