Commits
Merge pull request #1392 in HDFFV/hdf5 from ~DEROBINS/hdf5_der:vol_optional_enum_to_macros to develop * commit '70c8c629ce1d7b1eb98220135ddcca1bf9c5b7fc': Added missing H5O calls. Fixed a missing H5R call. Made hbool_t processing consistent in va_lists. Fixed an enums-in-va_list issue in the passthru VOL connector. Updated enums in VOL va_lists to be passed as ints.