413 #define  HEADNAME        char   headname[64];
414 #define  COPY_HEADNAME(head)  OS_MEMCPY((head)->headname, #head, sizeof(#head))
456 #define    TAILQ_FOREACH_REVERSE(var, head, headname, field)	    \  argument
457 	for ((var) = TAILQ_LAST((head), headname);	      \
459 	     (var) = TAILQ_PREV((var), headname, field))
461 #define    TAILQ_FOREACH_REVERSE_SAFE(var, head, headname, field, tvar)	   \  argument
462 	for ((var) = TAILQ_LAST((head), headname);	      \
463 	     (var) && ((tvar) = TAILQ_PREV((var), headname, field), 1);	   \
518 #define    TAILQ_LAST(head, headname)			 \  argument
519 	(*(((struct headname *)((head)->tqh_last))->tqh_last))
523 #define    TAILQ_PREV(elm, headname, field)		   \  argument
524 	(*(((struct headname *)((elm)->field.tqe_prev))->tqh_last))