/*
 *  call-seq:
 *     iw.chunk_size = chunk_size -> chunk_size
 *
 *  Set the chunk_size parameter
 */
static VALUE
frt_iw_set_chunk_size(VALUE self, VALUE rval)
{
    IndexWriter *iw = (IndexWriter *)DATA_PTR(self);
    iw->config.chunk_size = FIX2INT(rval);
    return rval;
}