prhusage
extern void prcvtusage32(struct prhusage *, prusage32_t *);
extern void prgetusage(kthread_t *, struct prhusage *);
extern void praddusage(kthread_t *, struct prhusage *);
extern void prcvtusage(struct prhusage *, prusage_t *);
prhusage_t *pup = &un.prhusage;
prcvtusage(&un.prhusage, upup);
prhusage_t prhusage;
prhusage_t prhusage;
prhusage_t prhusage;
prhusage_t *pup = &un32.prhusage;