depends cmake &&
depends pulseaudio &&
depends ncurses &&

optional_depends llvm \
                 "-DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++" \
                 "" \
                 "to build ${SPELL} with clang++" &&

if ! is_depends_enabled ${SPELL} llvm; then
  depends -sub CXX gcc
fi
