_set_current_field
return (_set_current_field(f, next(C(f))));
return (_set_current_field(f, prev(C(f))));
return (_set_current_field(f, next(last(f))));
return (_set_current_field(f, prev(first(f))));
return (_set_current_field(f, snext(C(f))));
return (_set_current_field(f, sprev(C(f))));
return (_set_current_field(f, snext(slast(f))));
return (_set_current_field(f, sprev(sfirst(f))));
return (_set_current_field(f, left(C(f))));
return (_set_current_field(f, right(C(f))));
return (_set_current_field(f, up(C(f))));
return (_set_current_field(f, down(C(f))));
v = _set_current_field(f, c);
return (c ? _set_current_field(f, c) : _first_field(f));
extern int _set_current_field(FORM *, FIELD *);