NTSYNC_MAX_WAIT_COUNT
if (nwa->count > NTSYNC_MAX_WAIT_COUNT)
struct ntsync_obj_waiter waiters[NTSYNC_MAX_WAIT_COUNT + 1];
int fds[NTSYNC_MAX_WAIT_COUNT];
struct file *fps[NTSYNC_MAX_WAIT_COUNT];
struct ntsync_obj *objs[NTSYNC_MAX_WAIT_COUNT + 1];