rem: info->latest_holder	= sem->u.used.q.head->id;
add: if (sem->u.used.q.head != NULL) info->latest_holder	= sem->u.used.q.head->id; else info->latest_holder = -1;
context: fill_sem_info(struct sem_entry *sem, sem_info *info, size_t size){	info->sem = sem->id;	info->team = sem->u.used.owner;	strlcpy(info->name, sem->u.used.name, sizeof(info->name));	info->count = sem->u.used.count;	info->latest_holder	= sem->u.used.q.head->id;		// ToDo: not sure if this is the latest holder, or the next		// holder...}