petsc-3.10.3: syncs with superlu-dist-6.1. (#10166)
petsc-3.10.3: syncs with superlu-dist-6.1. (#10166)


LLNL/spack,LLNL/spack,iulian787/spack,LLNL/spack,iulian787/spack,LLNL/spack,iulian787/spack,LLNL/spack,iulian787/spack,iulian787/spack