anchor.diff:        -e "s#/usr/bin/tr#${coreutils}/bin/tr#" \
         -e 's#%USER_HOME#$HOME#' \
         -e "s#%SYSTEM_java_io_tmpdir#/tmp#" \
  -      -e 's#JAVA=java#JAVA=${openjre}/bin/java#'
  +      -e 's#JAVA=java#JAVA=${jre}/bin/java#'
  +    sed -i $out/runplain.sh \
  +      -e "s#nohup \(.*Launch\) .*#\1#" \
  +      -e "s#echo \$\! .*##"
       mv $out/runplain.sh $out/bin/i2prouter-plain
       mv $out/man $out/share/
       chmod +x $out/bin/* $out/i2psvc
  
positive.code: { stdenv, procps, coreutils, fetchurl, openjdk8, openjre, ant, gcj, gettext }:
  
  stdenv.mkDerivation rec {
    name = "i2p-0.9.19";
  
negative.code:     url = "https://github.com/i2p/i2p.i2p/archive/${name}.tar.gz";
      sha256 = "1q9sda1a708laxf452qnzbfv7bwfwyam5n1giw2n3z3ar602i936";
    };
    buildInputs = [ jdk ant gettext which ];
    buildPhase = ''
      export JAVA_TOOL_OPTIONS="-Dfile.encoding=UTF8"
      ant preppkg-linux-only
  