DN_TEXT
sch_extra = o_next(&buf, lmax_extra, DN_TEXT);
aqm_extra = o_next(&buf, lmax_extra, DN_TEXT);
aqm_extra = o_next(&buf, lmax_extra, DN_TEXT);
sch_extra = o_next(&buf, lmax_extra, DN_TEXT);
aqm_extra = o_next(&buf, lmax_extra, DN_TEXT);
case DN_TEXT: /* list of attached flowsets */
o->type = DN_TEXT;
case DN_TEXT: /* store argument of next block */