prefix=/usr/local
cd "${prefix}"/src
git clone git@gitlab.com:gnu-clisp/clisp.git
cd clisp
touch src/clx/mit-clx/README.CLISP
  mkdir prerequisites; cd prerequisites; myprefix=`pwd`/x86_64-apple-darwin17.6.0
  wget https://ftp.gnu.org/gnu/libsigsegv/libsigsegv-2.12.tar.gz
  tar xfz libsigsegv-2.12.tar.gz
  cd libsigsegv-2.12
  ./configure --prefix="${myprefix}"  && make && make check && make install
  cd ../..
  rm -f src/config.cache
 ./configure --with-libsigsegv-prefix="${myprefix}" --prefix="${prefix}" --with-module=asdf --with-module=clx/mit-clx
make && sudo make install
"${prefix}"/bin/clisp -i modules/clx/new-clx/demos/clx-demos.lisp -x '(clx-demos:run-all-demos)'