set_method_res_type(method, 0, prim_t_int);
set_method_res_type(method, 1, prim_t_int);
ent = new_entity (owner, id_from_str ("main", 4), method);
set_method_res_type(method, 0, prim_t_int);
set_method_res_type(method, 1, prim_t_int);
ent = new_entity (owner, id_from_str ("main", 4), method);