"deb http://archive.ubuntu.com/ubuntu/ xenial main restricted\ndeb-src http://archive.ubuntu.com/ubuntu/ xenial main restricted\n\ndeb http://archive.ubuntu.com/ubuntu/ xenial-updates main restricted\ndeb-src http://archive.ubuntu.com/ubuntu/ xenial-updates main restricted" \
"deb http://archive.ubuntu.com/ubuntu/ xenial main restricted\ndeb-src http://archive.ubuntu.com/ubuntu/ xenial main restricted\n\ndeb http://archive.ubuntu.com/ubuntu/ xenial-updates main restricted\ndeb-src http://archive.ubuntu.com/ubuntu/ xenial-updates main restricted" \
"deb http://deb.debian.org/debian buster main contrib non-free\ndeb-src http://deb.debian.org/debian buster main contrib non-free\ndeb http://deb.debian.org/debian buster-backports main contrib non-free\ndeb-src deb http://deb.debian.org/debian buster-backports main contrib non-free" \
"deb http://deb.debian.org/debian buster main contrib non-free\ndeb-src http://deb.debian.org/debian buster main contrib non-free\ndeb http://deb.debian.org/debian buster-backports main contrib non-free\ndeb-src http://deb.debian.org/debian buster-backports main contrib non-free" \
> /etc/apt/sources.list.d/debian.list
> /etc/apt/sources.list.d/debian.list
apt-get update
apt-get update
if apt-cache show linux-headers-$(uname -r) 2&>1 >/dev/null; then
if apt-cache show linux-headers-$(uname -r) 2&>1 >/dev/null; then