ref_list[xport_counter++] = i;
*step_list_ptr = im->gdes[im->gdes[i].vidx].step;
printf("%s:%lu\n",im->gdes[i].legend,*step_list_ptr);
ref_list[xport_counter++] = i;
*step_list_ptr = im->gdes[im->gdes[i].vidx].step;
printf("%s:%lu\n",im->gdes[i].legend,*step_list_ptr);