Use these routines...

To access these subojects...

group Cells { /* contains different cell sets */

int FLDget_ncell_sets (
OMobj_id field,
int *ncell_sets);
int FLDset_ncell_sets (
OMobj_id field,
int ncell_sets);

int ncell_sets; /* number of cell sets */

int FLDget_cell_set (
OMobj_id field,
int i,
OMobj_id *cell_set);

Cell_Set cell_set[ncell_sets]; /* array of cell sets */

};