anchor.diff:  # docker build -t openmc_dagmc --build-arg include_dagmc=true .
   
   # To make use of multiple cores during the compile stages of the docker build
  -# docker build -t openmc_dagmc --build-arg compile_cores=8
  +# docker build -t openmc_dagmc --build-arg compile_cores=8 .
   
   FROM ubuntu:latest
   
  
positive.code:                 -DENABLE_NETCDF=ON \
                  -DBUILD_SHARED_LIBS=OFF \
                  -DENABLE_FORTRAN=OFF \
                  -DCMAKE_INSTALL_PREFIX=/MOAB ; \
      make -j"$compile_cores" ; \
      make -j"$compile_cores" install ; \
      rm -rf * ; \
  
negative.code: # install addition packages required for DAGMC
  RUN if [ "$include_dagmc" = "true" ] ; \
      then apt-get --yes install libeigen3-dev ; \
      apt-get --yes install libnetcdf-dev ; \
      apt-get --yes install libtbb-dev ; \
      apt-get --yes install libglfw3-dev ; \
  