anchor.diff:      substituteInPlace bootstrap.sh \
         --replace ".git" "" \
         --replace "/bin/rm" "rm"
  -    substituteInPlace configure.ac \
  -      --replace "1.5.1" "1.5.2"
  +    # Temporary fix for a build error:
  +    # https://src.fedoraproject.org/rpms/tcpflow/blob/979e250032b90de2d6b9e5b94b5203d98cccedad/f/tcpflow-1.6.1-format.patch
  +    substituteInPlace src/datalink.cpp \
  +      --replace 'DEBUG(6)(s.c_str());' 'DEBUG(6) ("%s", s.c_str());'
     '';
   
     preConfigure = "bash ./bootstrap.sh";
  
positive.code: 
  stdenv.mkDerivation rec {
    pname   = "tcpflow";
    version = "1.5.2";
  
    src = fetchFromGitHub {
      owner  = "simsong";
      repo   = pname;
      rev    = "${pname}-${version}";
      sha256 = "063n3pfqa0lgzcwk4c0h01g2y5c3sli615j6a17dxpg95aw1zryy";
      fetchSubmodules = true;
    };
  
  
negative.code:     '';
      inherit (src.meta) homepage;
      license     = licenses.gpl3;
      maintainers = with maintainers; [ raskin obadz ];
      platforms   = platforms.linux;
    };
  }
  