for ((i=${#source[@]}; i>0; i--)); do
  if [ "${source[${i}]}" = "http://us.download.nvidia.com/XFree86/Linux-x86_64/${pkgver}/NVIDIA-Linux-x86_64-${pkgver}-no-compat32.run" ]; then
    break;
  fi
done

source[${i}]="http://us.download.nvidia.com/XFree86/Linux-x86/${pkgver}/NVIDIA-Linux-x86-${pkgver}.run"
sha512sums[${i}]='923da7d61ef89a7bd83e0223c72fcdc556ef31cb97015a129a3adbdc3aad29dbf49f6fd23dc5188a53722e22cf4ba35c6a98e6ca9fdc6c24bb72ab87153d8bc4'
_pkg="NVIDIA-Linux-x86-${pkgver}"