comm_c            106 ompi/mca/io/romio321/romio/mpi-io/fortran/openf.c     MPI_Comm comm_c;
comm_c            109 ompi/mca/io/romio321/romio/mpi-io/fortran/openf.c     comm_c = MPI_Comm_f2c(*comm);
comm_c            128 ompi/mca/io/romio321/romio/mpi-io/fortran/openf.c     *ierr = MPI_File_open(comm_c, newfname, *amode, info_c, &fh_c);