anchor.diff:      owner = "aws";
       repo = "aws-sdk-cpp";
       rev = version;
  -    sha256 = "28c7ae265312174ec6dfd3e88509ea40657afb7dcf4551bd0d3ca1a366258cb1";
  +    sha256 = "42c5601d62c27acdc04eadbe34ac6dac4a066dd823e7194f3c3eade431d5b5fe";
     };
   
     nativeBuildInputs = [
  
positive.code: 
    cmakeFlags = [
      "-DENABLE_TESTING=OFF"
    ];
  
    meta = with stdenv.lib; {
  
negative.code: }:
  
  let
    version = "1.5.7";
  in
  stdenv.mkDerivation {
    name = "aws-sdk-cpp-${version}";
  