MPI_Fetch_and_op   40 ompi/mpi/c/fetch_and_op.c #define MPI_Fetch_and_op PMPI_Fetch_and_op
MPI_Fetch_and_op   46 ompi/mpi/c/fetch_and_op.c int MPI_Fetch_and_op(const void *origin_addr, void *result_addr, MPI_Datatype datatype,