115 #define	SLIST_FOREACH(var, head, field)					\  argument
116 	for((var) = SLIST_FIRST(head);					\
117 	    (var) != SLIST_END(head);					\
118 	    (var) = SLIST_NEXT(var, field))
120 #define	SLIST_FOREACH_PREVPTR(var, varp, head, field)			\  argument
122 	    ((var) = *(varp)) != SLIST_END(head);			\
123 	    (varp) = &SLIST_NEXT((var), field))
189 #define LIST_FOREACH(var, head, field)					\  argument
190 	for((var) = LIST_FIRST(head);					\
191 	    (var)!= LIST_END(head);					\
192 	    (var) = LIST_NEXT(var, field))
267 #define SIMPLEQ_FOREACH(var, head, field)				\  argument
268 	for((var) = SIMPLEQ_FIRST(head);				\
269 	    (var) != SIMPLEQ_END(head);					\
270 	    (var) = SIMPLEQ_NEXT(var, field))
335 #define TAILQ_FOREACH(var, head, field)					\  argument
336 	for((var) = TAILQ_FIRST(head);					\
337 	    (var) != TAILQ_END(head);					\
338 	    (var) = TAILQ_NEXT(var, field))
340 #define TAILQ_FOREACH_REVERSE(var, head, headname, field)		\  argument
341 	for((var) = TAILQ_LAST(head, headname);				\
342 	    (var) != TAILQ_END(head);					\
343 	    (var) = TAILQ_PREV(var, headname, field))
439 #define CIRCLEQ_FOREACH(var, head, field)				\  argument
440 	for((var) = CIRCLEQ_FIRST(head);				\
441 	    (var) != CIRCLEQ_END(head);					\
442 	    (var) = CIRCLEQ_NEXT(var, field))
444 #define CIRCLEQ_FOREACH_REVERSE(var, head, field)			\  argument
445 	for((var) = CIRCLEQ_LAST(head);					\
446 	    (var) != CIRCLEQ_END(head);					\
447 	    (var) = CIRCLEQ_PREV(var, field))