ZPL_GEN
SA_ADD_BULK_ATTR(bulk, idx, sa_attr_table[ZPL_GEN], NULL, &gen, 8);
#define SA_ZPL_GEN(z) z->z_attr_table[ZPL_GEN]
SA_ADD_BULK_ATTR(bulk, count, sa_table[ZPL_GEN], NULL,