rqinfo
struct rqinfo rq;
#define VINUM_RQINFO _IOWR(L, 91, struct rqinfo)
struct rqinfo *rq = (struct rqinfo *) data;
int lastent = rqip - rqinfo; /* entry number of current entry */
bcopy(&rqinfo[ent], rq, sizeof(struct rqinfo));
extern struct rqinfo rqinfo[];
extern struct rqinfo *rqip;
if (rqip >= &rqinfo[RQINFO_SIZE]) /* wrap around */
rqip = rqinfo;
struct rqinfo rqinfo[RQINFO_SIZE];
struct rqinfo *rqip = rqinfo;