anchor.diff:      cp resources/install/generic/run.sh $out/bin/jitsi
       chmod +x $out/bin/jitsi
       substituteInPlace $out/bin/jitsi \
  -        --subst-var-by JAVA ${jdk}/bin/java \
  -        --subst-var-by EXTRALIBS ${gtk2.out}/lib
  +      --subst-var-by JAVA ${jdk}/bin/java \
  +      --subst-var-by EXTRALIBS ${gtk2.out}/lib
  +    sed -e 's,^java\ ,${jdk}/bin/java ,' -i $out/bin/jitsi
       patchShebangs $out
  -
  -    libPath="$libPath:${jdk.jre.home}/lib/${jdk.architecture}"
  +    libPath="$libPath:${jdk.home}/lib/${jdk.architecture}"
       find $out/ -type f -name '*.so' | while read file; do
         patchelf --set-rpath "$libPath" "$file" && \
             patchelf --shrink-rpath "$file"
  
positive.code:     description = "Open Source Video Calls and Chat";
      license = licenses.lgpl21Plus;
      platforms = platforms.linux;
      maintainers = [ maintainers.khumba ];
    };
  
  }
  
negative.code: assert stdenv.isLinux;
  
  stdenv.mkDerivation rec {
    name = "jitsi-${version}";
    version = "2.10.5550";
  
  