anchor.diff:  RUN mkdir -p /etc/ld.so.conf.d/ && echo "/opt/curl/lib" > /etc/ld.so.conf.d/optcurl.conf && ldconfig
   
   # setup ruby 2.2.2 with bootstrap ruby, setting up the CERTS
  -RUN /bin/bash -l -c "CPPFLAGS='-I/usr/local/rvm/gems/ruby-2.2.2/include' rvm install 2.2.2 --with-openssl-dir=/opt/openssl" && \
  -    /bin/bash -l -c "rvm --default use 2.2.2" && \
  +ENV CPPFLAGS "-I/usr/local/rvm/gems/ruby-$RUBY_VERSION_ARG/include"
  +RUN /bin/bash -l -c "rvm install $RUBY_VERSION_ARG --with-openssl-dir=/opt/openssl" && \
  +    /bin/bash -l -c "rvm --default use $RUBY_VERSION_ARG" && \
       /opt/curl/bin/curl -kfsSL curl.haxx.se/ca/cacert.pem \
                          -o $(/bin/bash -l -c "ruby -ropenssl -e 'puts OpenSSL::X509::DEFAULT_CERT_FILE'") && \
  -    /bin/bash -l -c "gem install bundler -v 1.17.3" && rm -rf /usr/local/rvm/src/ruby-2.2.2
  +    /bin/bash -l -c "gem install bundler -v $BUNDLER_VERSION_ARG" && rm -rf /usr/local/rvm/src/ruby-$RUBY_VERSION_ARG
  +RUN unset CPPFLAGS
   
   # Update go to 1.10.3
   RUN curl -o /tmp/go1.10.3.linux-amd64.tar.gz https://dl.google.com/go/go1.10.3.linux-amd64.tar.gz && \
  
positive.code:     libffi-devel \
      libyaml-devel
  
  # RUN cd tmp && \
  #     wget https://www.openssl.org/source/openssl-1.0.2a.tar.gz && \
  #     tar -zxvf openssl-*.tar.gz && \
  #     cd openssl-*/ && \
  #     ./config -fpic shared && make && make install && \
  #     echo "/usr/local/ssl/lib" >> /etc/ld.so.conf && \
  #     ldconfig
  
  RUN yum -y install \
      make \
      automake \
      autoconf \
      install \
      perl-ExtUtils-MakeMaker \
      fakeroot
  
  RUN curl -o /tmp/openssl-1.0.2u.tar.gz http://artfiles.org/openssl.org/source/old/1.0.2/openssl-1.0.2u.tar.gz && \
      cd /tmp && tar -xzf /tmp/openssl-1.0.2u.tar.gz && \
  
negative.code: COPY ./curl-7.46.0.tar.gz /tmp/curl-7.46.0.tar.gz
  
  RUN cd /tmp && tar -xzf /tmp/curl-7.46.0.tar.gz && \
      cd /tmp/curl-7.46.0 && \
      LIBS="-ldl" ./configure --enable-static --prefix=/opt/curl --with-ssl=/opt/openssl && \
      make all && \
      make install && \
      cd - && \
      rm -rf /tmp/curl-7.46.0 && \
      rm -f /tmp/curl-7.46.0.tar.gz
  
  
  ENV PATH="/opt/curl/bin:${PATH}"
  
  # Set up an RVM with Ruby 2.1.5
  # RUN gpg --keyserver hkp://keys.openpgp.org --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3 7D2BAF1CF37B13E2069D6956105BD0E739499BDB
  RUN gpg --keyserver keyserver.ubuntu.com --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3 7D2BAF1CF37B13E2069D6956105BD0E739499BDB
  RUN curl -sSL https://get.rvm.io | bash -s stable && \
      /bin/bash -l -c "rvm requirements" && \
      /bin/bash -l -c "rvm install 2.1.5" && \
  