free_stree
free_stree(avl);
void free_stree(struct stree **avl);
free_stree(&start_states);
free_stree(&stree);
free_stree(&old_stree);
free_stree(&old_stree);
free_stree(&to_check);
free_stree(&to_check);
free_stree(&start_states);
free_stree(&stree);
free_stree(&first_halfs);
free_stree(&pre_stree);
free_stree(&new);
free_stree(&a_T_b_T);
free_stree(&a_T_b_F);
free_stree(&a_T_b_T);
free_stree(&a_T_b_F);
free_stree(&a_F_c_T);
free_stree(&a_F_c_F);
free_stree(&a_F_c_T);
free_stree(&a_F_c_F);
free_stree(&tmp);
free_stree(&tmp);
free_stree(&a_T_b_fake);
free_stree(&a_F_c_fake);
free_stree(&a_F_c_T);
free_stree(&a_F_c_F);
free_stree(&a_T_b_T);
free_stree(&a_T_b_F);
free_stree(&a_T);
free_stree(&a_F);
free_stree(&fake_stree);
free_stree(&fake_stree);
free_stree(&false_stree);
free_stree(&final_states);
free_stree(&stree);
free_stree(&stree);
free_stree(&stree);
free_stree(&stree);
free_stree(&stree);
free_stree(&data.final_states);
free_stree(&stree);
free_stree(&unmatched_stree);
free_stree(&stree);
free_stree(&stree);
free_stree(&stree);
free_stree(&db_info.stree);
free_stree(&stree);
free_stree(&stree);
free_stree(&db_info.stree);
free_stree(&tmp_stree);
free_stree(&final_states);
free_stree(&tmp_stree);
free_stree(&tmp_stree);
free_stree(&db_info->implied);
free_stree(&stree);
free_stree(&stree);
free_stree(&stree);
free_stree(&orig_states);
free_stree(&true_states);
free_stree(&false_states);
free_stree(&implied_true);
free_stree(&implied_false);
free_stree(&stree);
free_stree(&ignored);
free_stree(&implied_true);
free_stree(&implied_false);
free_stree(&extra_states);
free_stree(&true_states);
free_stree(&false_states);
free_stree(&pre_stree);
free_stree(&implied_true);
free_stree(&pre_stree);
free_stree(&pre_stree);
free_stree(&pre_stree);
free_stree(&saved_implied_true);
free_stree(&saved_implied_false);
free_stree(&done);
free_stree(&start_states);
free_stree(&start_states);
free_stree(&start_states);
free_stree(&start_states);
free_stree(&start_states);
free_stree(&start_states);
free_stree(&used_stree);
free_stree(&used_stree);
free_stree(&used_stree);
free_stree(&all_return_states);
free_stree(&all_return_states);
free_stree(stree);
free_stree(&right_stree);
free_stree(&tmp_stree);
free_stree(&pre_stree);
free_stree(&new);
free_stree(&old);
free_stree(&stree);
free_stree(&new);
free_stree(&new);
free_stree(to);
free_stree(&start_states);
free_stree(&start_states);
free_stree(&stree);
free_stree(&stree);
free_stree(&stree);
free_stree(&stree);
free_stree(&stree);
free_stree(&cur_stree);
free_stree(&stree);
free_stree(&implied_stree);
free_stree(&stree);
free_stree(&stree);
free_stree(&stree);
free_stree(&cur_stree);
free_stree(&named_stree->stree);
free_stree(&new_states);
free_stree(&new_states);
free_stree(&cur_stree);
free_stree(&cur_stree);
free_stree(&tmp);
free_stree(&true_states);
free_stree(&cur_stree);
free_stree(&false_states);
free_stree(&cur_stree);
free_stree(&stree);
free_stree(&stree);
free_stree(&fn_type_val);
free_stree(&fn_type_val);