extern void rate_throttle(struct thread_data *, unsigned long, unsigned int, int);
extern void fill_start_time(struct timeval *);
extern void fio_gettime(struct timeval *, void *);
extern void rate_throttle(struct thread_data *, unsigned long, unsigned int, int);
extern void fill_start_time(struct timeval *);
extern void fio_gettime(struct timeval *, void *);