ompi_group_union_f 65 ompi/mpi/fortran/mpif-h/group_union_f.c #define ompi_group_union_f pompi_group_union_f ompi_group_union_f 70 ompi/mpi/fortran/mpif-h/group_union_f.c void ompi_group_union_f(MPI_Fint *group1, MPI_Fint *group2, MPI_Fint *newgroup, MPI_Fint *ierr)