Lines Matching refs:NULL

119 #define	TRACEBUF_INITIALIZER	{ __FILE__, __LINE__, NULL, 0 } ,
155 	{ NULL }
165 #define	SLIST_EMPTY(head)	((head)->slh_first == NULL)
191 	    ((var) = *(varp)) != NULL;					\
195 	SLIST_FIRST((head)) = NULL;					\
249 	{ NULL, &(head).stqh_first }
267 #define	STAILQ_EMPTY(head)	((head)->stqh_first == NULL)
292 	STAILQ_FIRST((head)) = NULL;					\
297 	if ((STAILQ_NEXT((elm), field) = STAILQ_NEXT((tqelm), field)) == NULL)\
303 	if ((STAILQ_NEXT((elm), field) = STAILQ_FIRST((head))) == NULL)	\
309 	STAILQ_NEXT((elm), field) = NULL;				\
315 	(STAILQ_EMPTY((head)) ? NULL :					\
336 	     STAILQ_NEXT(STAILQ_NEXT(elm, field), field)) == NULL)	\
342 	     STAILQ_NEXT(STAILQ_FIRST((head)), field)) == NULL)		\
369 	{ NULL }
383 	if (LIST_FIRST((head)) != NULL &&				\
390 	if (LIST_NEXT((elm), field) != NULL &&				\
406 #define	LIST_EMPTY(head)	((head)->lh_first == NULL)
431 	LIST_FIRST((head)) = NULL;					\
436 	if ((LIST_NEXT((elm), field) = LIST_NEXT((listelm), field)) != NULL)\
453 	if ((LIST_NEXT((elm), field) = LIST_FIRST((head))) != NULL)	\
462 	((elm)->field.le_prev == &LIST_FIRST((head)) ? NULL :		\
470 	if (LIST_NEXT((elm), field) != NULL)				\
482 	if ((swap_tmp = LIST_FIRST((head1))) != NULL)			\
484 	if ((swap_tmp = LIST_FIRST((head2))) != NULL)			\
499 	{ NULL, &(head).tqh_first, TRACEBUF_INITIALIZER }
520 	if (*(head)->tqh_last != NULL)					\
521 	    	panic("Bad tailq NEXT(%p->tqh_last) != NULL", (head)); 	\
525 	if (TAILQ_NEXT((elm), field) != NULL &&				\
553 #define	TAILQ_EMPTY(head)	((head)->tqh_first == NULL)
598 	TAILQ_FIRST((head)) = NULL;					\
605 	if ((TAILQ_NEXT((elm), field) = TAILQ_NEXT((listelm), field)) != NULL)\
630 	if ((TAILQ_NEXT((elm), field) = TAILQ_FIRST((head))) != NULL)	\
643 	TAILQ_NEXT((elm), field) = NULL;				\
664 	if ((TAILQ_NEXT((elm), field)) != NULL)				\
684 	if ((swap_first = (head1)->tqh_first) != NULL)			\
688 	if ((swap_first = (head2)->tqh_first) != NULL)			\