anchor.diff:  , aws-c-io
   , aws-c-sdkutils
   , cmake
  +, nix
   , s2n-tls
   }:
   
   stdenv.mkDerivation rec {
     pname = "aws-c-auth";
  -  version = "0.6.14";
  +  version = "0.6.16";
   
     src = fetchFromGitHub {
       owner = "awslabs";
       repo = "aws-c-auth";
       rev = "v${version}";
  -    sha256 = "sha256-Wi1vW0EYgtOltPI5FMhY5je2ZMF9R5ch4nIjENva+FU=";
  +    sha256 = "sha256-JUCnrnJnXDCsdw9UcmujoxZ+cE9PDmqQNHYyvjSVBpw=";
     };
   
     nativeBuildInputs = [
  
positive.code: { lib, stdenv
  , fetchFromGitHub
  , aws-c-cal
  , aws-c-common
  
negative.code:     "-DBUILD_SHARED_LIBS=ON"
    ];
  
    passthru.tests = {
      inherit nix;
    };
  
    meta = with lib; {
      description = "C99 library implementation of AWS client-side authentication";
      homepage = "https://github.com/awslabs/aws-c-auth";
  