anchor.diff:      name = "l-set-office";
       ignoreCollisions = true;
       paths = [
  -      evince
  -      mupdf
         zathura
       ];
     });
  
positive.code: 
        # build toolchains
        bazel
      ];
    });
  
  
negative.code:       glfw
        glxinfo
        pcg_c
        ncurses
  
        # Database
        postgresql
  