Ruby::Box#load

static VALUE
rb_box_load(int argc, VALUE *argv, VALUE box)
{
    VALUE fname, wrap;
    rb_scan_args(argc, argv, "11", &fname, &wrap);

    rb_vm_frame_flag_set_box_require(GET_EC());

    VALUE args = rb_ary_new_from_args(2, fname, wrap);
    return rb_load_entrypoint(args);
}