  $ sudo emerge File-Slurp JSON SVG XML-LibXML XML-LibXSLT XML-Writer \
        dev-cpp/gtest dev-cpp/tbb dev-libs/igraph dev-libs/isl \
        dev-libs/libxml2 dev-lisp/sbcl dev-perl/MongoDB \
        dev-perl/Term-ReadLine-Gnu dev-perl/TermReadKey sci-libs/bliss \
        sci-libs/coinor-cbc sci-libs/lrslib sci-libs/symengine \
        sci-mathematics/4ti2 sci-mathematics/fricas sci-mathematics/gfan \
        sci-mathematics/gp2c sys-devel/clang sys-libs/gdbm
