integer MPI_LOGICAL8, MPI_2REAL, MPI_2DOUBLE_PRECISION
integer MPI_AINT, MPI_OFFSET, MPI_COUNT, MPI_REAL16
integer MPI_PACKED, MPI_COMPLEX8, MPI_COMPLEX16, MPI_COMPLEX32
integer MPI_LOGICAL8, MPI_2REAL, MPI_2DOUBLE_PRECISION
integer MPI_AINT, MPI_OFFSET, MPI_COUNT, MPI_REAL16
integer MPI_PACKED, MPI_COMPLEX8, MPI_COMPLEX16, MPI_COMPLEX32