mpi_allreduce 58 ompi/mpi/fortran/mpif-h/allreduce_f.c mpi_allreduce, mpi_allreduce 97 ompi/mpi/fortran/mpif-h/prototypes_mpi.h PN2(void, MPI_Allreduce, mpi_allreduce, MPI_ALLREDUCE, (char *sendbuf, char *recvbuf, MPI_Fint *count, MPI_Fint *datatype, MPI_Fint *op, MPI_Fint *comm, MPI_Fint *ierr));