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