anchor.diff:      rm -r /root/glibmm-${GLIBMM} && \
       rm /root/glibmm.tar.gz
   
  +RUN curl -o /root/boost.tar.gz -SL https://dl.bintray.com/boostorg/release/${BOOST_MAJOR}.${BOOST_MINOR}.0/source/boost_${BOOST}.tar.gz && \
  +    cd /root && \
  +    tar -zxvf boost.tar.gz && \
  +    cd boost_${BOOST} && \
  +    ./bootstrap.sh --with-libraries=system,filesystem,program_options && \
  +    ./b2 install && \
  +    cd /root && \
  +    rm -r /root/boost_${BOOST} && \
  +    rm /root/boost.tar.gz
   
   RUN curl -o /root/spdlog.tar.gz -SL https://github.com/gabime/spdlog/archive/v${SPDLOG}.tar.gz && \
       cd /root && \
  
positive.code:   libffi-dev \
    libmount-dev
  
  ENV MMCOMMON=0.9.10 SIGC=2.99.5 GLIB=2.53.2 GLIBMM=2.55.1 SPDLOG=1.1.0 GTEST=1.8.0 \
      CMAKE_MAJOR=3 CMAKE_MINOR=12 CMAKE_PATCH=1 BOOST_MAJOR=1 BOOST_MINOR=68
  ENV BOOST=${BOOST_MAJOR}_${BOOST_MINOR}_0 CMAKE=${CMAKE_MAJOR}.${CMAKE_MINOR}.${CMAKE_PATCH}
  
  RUN curl -o /root/boost.tar.gz -SL https://dl.bintray.com/boostorg/release/${BOOST_MAJOR}.${BOOST_MINOR}.0/source/boost_${BOOST}.tar.gz && \
      cd /root && \
      tar -zxvf boost.tar.gz && \
      cd boost_${BOOST} && \
      ./bootstrap.sh --with-libraries=system,filesystem,program_options && \
      ./b2 install && \
      cd /root && \
      rm -r /root/boost_${BOOST} && \
      rm /root/boost.tar.gz
  
  RUN curl -o /root/mm-common.tar.gz -SL https://github.com/GNOME/mm-common/archive/${MMCOMMON}.tar.gz && \
      cd /root && \
  
negative.code:     rm -r googletest-release-${GTEST} && \
      rm gtest.tar.gz
  
  RUN mkdir -p /app
  
  ADD . /app
  