anchor.diff:          curl            findutils    gcc-c++     gcc         \
           gcc-gfortran    git          gnupg2      hostname    \
           iproute         Lmod         make        patch       \
  -        openssh-server  python       tcl                     \
  +        openssh-server  python       tcl         unzip       \
    && dnf clean all
   
   MASK [[ $DISTRO == opensuse ]]
  
positive.code:  && yum update -y                                             \
   && yum --enablerepo epel groupinstall -y "Development Tools" \
   && yum --enablerepo epel install -y                          \
           curl           findutils gcc-c++    gcc              \
           gcc-gfortran   git       gnupg2     hostname         \
           iproute        Lmod      make       patch            \
           openssh-server python    python-pip tcl              \
   && rm -rf /var/cache/yum                                     \
   && yum clean all
  
  
negative.code:         build-essential ca-certificates curl       g++    \
          gcc             gfortran        git        gnupg2 \
          iproute2        lmod            lua-posix  make   \
          openssh-server  python          python-pip tcl    \
          unzip
  
    MASK PUSH
    MASK [[ $DISTRO_VERSION == 18.04 ]]
  