TAILQ_NEXT
next_scb = TAILQ_NEXT(scb, links.tqe);
cs = TAILQ_NEXT(cs, links)) {
cur_scope = TAILQ_NEXT(cur_scope, scope_links);
(var) = TAILQ_NEXT((var), field))
if ((TAILQ_NEXT((elm), field) = TAILQ_NEXT((listelm), field)) != NULL)\
TAILQ_NEXT((elm), field)->field.tqe_prev = \
&TAILQ_NEXT((elm), field); \
(head)->tqh_last = &TAILQ_NEXT((elm), field); \
TAILQ_NEXT((listelm), field) = (elm); \
(elm)->field.tqe_prev = &TAILQ_NEXT((listelm), field); \
TAILQ_NEXT((elm), field) = (listelm); \
(listelm)->field.tqe_prev = &TAILQ_NEXT((elm), field); \
if ((TAILQ_NEXT((elm), field) = TAILQ_FIRST((head))) != NULL) \
&TAILQ_NEXT((elm), field); \
(head)->tqh_last = &TAILQ_NEXT((elm), field); \
TAILQ_NEXT((elm), field) = NULL; \
(head)->tqh_last = &TAILQ_NEXT((elm), field); \
if ((TAILQ_NEXT((elm), field)) != NULL) \
TAILQ_NEXT((elm), field)->field.tqe_prev = \
*(elm)->field.tqe_prev = TAILQ_NEXT((elm), field); \