/*
 *  call-seq:
 *     iw.chunk_size -> number
 *
 *  Return the current value of chunk_size
 */
static VALUE
frb_iw_get_chunk_size(VALUE self)
{
    IndexWriter *iw = (IndexWriter *)DATA_PTR(self);
    return INT2FIX(iw->config.chunk_size);
}