MPI_Win_set_attr 34 ompi/mpi/c/win_set_attr.c #define MPI_Win_set_attr PMPI_Win_set_attr MPI_Win_set_attr 40 ompi/mpi/c/win_set_attr.c int MPI_Win_set_attr(MPI_Win win, int win_keyval, void *attribute_val)