*/
extern struct timeval *now;
void register_task(struct sched *s, struct task *t);
int schedule(struct sched *s);
char *get_task_list(struct sched *s);
*/
extern struct timeval *now;
void register_task(struct sched *s, struct task *t);
int schedule(struct sched *s);
char *get_task_list(struct sched *s);