_isover=16.04.4
ISONAME="$DISTRONAME ${_isover} amd64"
ISOURL="${_isover}/ubuntu-${_isover}-desktop-amd64.iso"
SHA256=3380883b70108793ae589a249cccec88c9ac3106981f995962469744c3cbd46d

mirrorlist=(
https://mirrors.tuna.tsinghua.edu.cn/ubuntu-releases
http://releases.ubuntu.com
http://mirrors.ustc.edu.cn/ubuntu-releases
)