anchor.diff:  
     cmakeFlags = [
       # avoid using builder's /proc/cpuinfo
  -    "-DHAVE_SSE42=${if stdenv.hostPlatform.sse4_2Support then "ON" else "OFF"}"
  -    "-DASM_OPTIMIZATIONS=${if stdenv.hostPlatform.sse4_2Support then "ON" else "OFF"}"
  +    "-DHAVE_SSE42=${if gcc10Stdenv.hostPlatform.sse4_2Support then "ON" else "OFF"}"
  +    "-DASM_OPTIMIZATIONS=${if gcc10Stdenv.hostPlatform.sse4_2Support then "ON" else "OFF"}"
     ];
   
     enableParallelBuilding = true;
  
positive.code: , which
  }:
  
  stdenv.mkDerivation rec {
    pname = "arangodb";
    version = "3.9.3";
  
  
negative.code: { gcc10Stdenv
  , lib
  , fetchFromGitHub
  , openssl
  