$ cmake -DCMAKE_BUILD_TYPE=Release -DLIBXC_DIR=/usr/lib/x86_64-linux-gnu/libxc.so ..
-- A library with BLAS API found.
-- Could NOT find NUMDIFF (missing: NUMDIFF_EXE)
-- Found libxc (lib=/usr/local/lib/libxcf90.a /usr/local/lib/libxc.a | inc=/usr/local/include) but could not compile against it (different compiler?)
-- Could NOT find LIBCINT (missing: LIBCINT_LIBRARY LIBCINT_INCLUDE_DIRS)
-- Could NOT find NLOPT (missing: NLOPT_INCLUDE_DIRS NLOPT_LIBRARIES)