attr_values.relation = "default";
yaz_facet_attr_get_z_attributes(al, &attr_values);
if (!attr_values.errcode)
{
int term_index;
attr_values.relation = "default";
yaz_facet_attr_get_z_attributes(al, &attr_values);
if (!attr_values.errcode)
{
int term_index;