vchoi_fork

Merging in latest from upstream (HDFFV/hdf5:refs/heads/hdf5_1_10)

* commit '42106363903e7a7d4a0c2cd1b38aad9a54f2eeff':
  Fixed configure issue when building HDF5 with NAG Fortran 7.0.
  Fixed issue building HDF5 with NAG Fortran 7.0.
  revert type cast
  Merge pull request #2244 in HDFFV/hdf5 from ~KMU/hdf5:bugfix/intel_warnings to develop