anchor.diff:    '';
   
     meta = with lib; {
  +    homepage = "https://www.dre.vanderbilt.edu/~schmidt/ACE.html";
       description = "ADAPTIVE Communication Environment";
  -    homepage = "http://www.dre.vanderbilt.edu/~schmidt/ACE.html";
       license = licenses.doc;
  +    maintainers = with maintainers; [ nico202 ];
       platforms = platforms.linux;
  -    maintainers = [ maintainers.nico202 ];
     };
   }
  
positive.code:     "-Wno-error=format-security"
    ];
  
    patchPhase = ''substituteInPlace ./MPC/prj_install.pl \
      --replace /usr/bin/perl "${perl}/bin/perl"'';
  
    preConfigure = ''
      export INSTALL_PREFIX=$out
  
negative.code: 
  stdenv.mkDerivation rec {
    pname = "ace";
    version = "7.0.1";
  
    src = fetchurl {
      url = "https://download.dre.vanderbilt.edu/previous_versions/ACE-${version}.tar.bz2";
      sha256 = "sha256-5nH5a0tBOcGfA07eeh9EjH0vgT3gTRWYHXoeO+QFQjQ=";
    };
  
    enableParallelBuilding = true;
  