As the Debian maintainer, I also confirm that the optimized LAPACK routines will be used by LAPACKE if you install the liblapacke-dev package along OpenBLAS packages (provided the alternatives are correctly set).
As the Debian maintainer, I also confirm that the optimized LAPACK routines will be used by LAPACKE if you install the liblapacke-dev package along OpenBLAS packages (provided the alternatives are correctly set).