anchor.diff:          + head (splitString "." version)
           + ".x/${version}/mesa-${version}.tar.xz")
       ];
  -    multihash = "Qmewrw4Frm5gKruz8TTJ98MHPuPPwuTZ4YKHdZ19h2Sy4j";
  +    multihash = "QmTCzv99X8NmrAHuab3YNSzz4L6L8MRv6eD4GxrZP9Hab5";
       hashOutput = false;  # Provided by upstream directly
  -    sha256 = "668efa445d2f57a26e5c096b1965a685733a3b57d9c736f9d6460263847f9bfe";
  +    sha256 = "cf234a6ed4764673886b6661553b54675776ef0898f774716173cec890ac3b17";
     };
   
     nativeBuildInputs = [
  
positive.code:     #"--with-vulkan-icddir=DIR"
      #osmesa-bits=8
      #"--with-clang-libdir=${llvm}/lib"
      "--with-egl-platforms=x11,wayland,drm"
      #llvm-prefix
      #xvmc-libdir
      #vdpau-libdir
  
negative.code:     "--sysconfdir=/etc"
      "--localstatedir=/var"
      "--enable-largefile"
      # slight performance degradation, enable only for grsec
      "--${boolEn grsecEnabled}-glx-rts"
      "--disable-debug"
      "--disable-profile"
      "--${boolEn (libglvnd != null)}-libglvnd"
      "--disable-mangling"
      "--disable-libunwind"
      "--${boolEn enableTextureFloats}-texture-float"
      "--enable-asm"
      # TODO: selinux support
  