114 	struct msgb	*q_first;	/* Q9S: first message in Q	*/
115 	struct msgb	*q_last;	/* Q9S: last message in Q	*/
143 	struct msgb	*q_sqhead;	/* QLK: first syncq message	*/
144 	struct msgb	*q_sqtail;	/* QLK: last syncq message 	*/
207 	struct msgb	*qb_first;	/* beginning of band's data */
208 	struct msgb	*qb_last;	/* end of band's data */
325 	struct msgb	*db_mblk;
326 	void		(*db_free)(struct msgb *, struct datab *);
327 	void		(*db_lastfree)(struct msgb *, struct datab *);
367 typedef struct	msgb {  struct
368 	struct	msgb	*b_next;  argument
369 	struct  msgb	*b_prev;  argument
370 	struct	msgb	*b_cont;  argument
776 extern void freeb(struct msgb *);
787 extern int pullupmsg(struct msgb *, ssize_t);
788 extern mblk_t *msgpullup(struct msgb *, ssize_t);
789 extern int adjmsg(struct msgb *, ssize_t);
790 extern size_t msgdsize(struct msgb *);