anchor.diff:        maxXorgVersion = "1.19";
       };
       long-lived = {
  -      versionMajor = "390";
  -      versionMinor = "77";
  -      sha256i686   = "e51c5784520e73c179a57cf0dcd3a4c673d8142b28415a060066d83633637282";
  -      sha256x86_64 = "6eb950dc4b59697d12d79a975b2c21a5e3cde49a12b61432d7e836110a06a6ea";
  -      maxLinuxVersion = "4.18";
  +      versionMajor = "418";
  +      versionMinor = "43";
  +      sha256i686   = "GL4sg97jMjvVf+d/3bu71ddgraZ0eB+5s5Mh5jhqMn8=";
  +      sha256x86_64 = "VctBDFM39GpIY2wr1ey0K/H0NnBZOU43Sxao8GfeMYc=";
  +      maxLinuxVersion = "4.20";
         maxXorgVersion = "1.20";
       };
       short-lived = {
  
positive.code:       nvidia_lib_install 0 0 'libOpenCL' '1' '1.0.0'
        # NVIDIA ICD
        nvidia_lib_install 0 0 'libnvidia-opencl'
      '' + /* Linux kernel, userspace driver config library */ ''
        nvidia_lib_install 0 0 'libnvidia-cfg'
      '' + /* Wrapped software rendering library */ optionalString (!libsOnly) ''
        nvidia_lib_install 0 0 'libnvidia-wfb' '-' "${version}" 'xorg/modules'
        # TODO: figure out symlink libwfb -> libnvidia-wfb
      '' + /* Framebuffer capture library */ ''
        nvidia_lib_install 0 0 'libnvidia-fbc'
  
negative.code:       # we cannot enable recursion to use src.sha256 in the nvidia-drivers
        # build.
        sha256 = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";
        fullOpts = { };
      };
    };
  
  