anchor.diff:          libsasl2-dev \
           libsnappy-dev \
           libssl-dev \
  +        libsnappy-dev \
           libtool \
           libzstd1-dev \
           locales \
  
positive.code: RUN apt-get -q update \
      && apt-get -q install -y --no-install-recommends \
          apt-utils \
          build-essential \
          bzip2 \
          clang \
          curl \
          doxygen \
          fuse \
  
negative.code: # Dockerfile for installing the necessary dependencies for building Hadoop.
  # See BUILDING.txt.
  
  FROM ubuntu:bionic
  
  WORKDIR /root
  
  