ompi_op_commutative_f 64 ompi/mpi/fortran/mpif-h/op_commutative_f.c #define ompi_op_commutative_f pompi_op_commutative_f ompi_op_commutative_f 69 ompi/mpi/fortran/mpif-h/op_commutative_f.c void ompi_op_commutative_f(MPI_Fint *op, MPI_Fint *commute, MPI_Fint *ierr)