Install Erlang on FreeBSD

$ fetch http://www.erlang.org/download/otp_src_R16B.tar.gz
$ gunzip -c otp_src_R16B.tar.gz | tar xf -
$ cd otp_src_R16B
$ ./configure --disable-hipe
$ gmake
# gmake install

Also I found (but doesn't try) interesting option to install Erlang https://github.com/spawngrid/kerl