ompi_mpi_unavailable 69 ompi/datatype/ompi_datatype_module.c ompi_predefined_datatype_t ompi_mpi_unavailable = OMPI_DATATYPE_INIT_PREDEFINED (UNAVAILABLE, 0); ompi_mpi_unavailable 378 ompi/datatype/ompi_datatype_module.c [OMPI_DATATYPE_MPI_UNAVAILABLE] = &ompi_mpi_unavailable.dt,