post_install() {
  echo "Installed MESA SDK to /opt/mesasdk"

  # we know this is an OK arch and has the prereqs
  touch opt/mesasdk/etc/check_arch.done
  touch opt/mesasdk/etc/check_preq.done

  GCC_VERSION=$(/opt/mesasdk/bin/gcc -dumpversion)
  /opt/mesasdk/libexec/gcc/x86_64-pc-linux-gnu/${GCC_VERSION}/install-tools/mkheaders /opt/mesasdk
  touch /opt/mesasdk/etc/regen_headers.done
  echo "Regenerated headers"
}

post_upgrade() {
  post_install
}