- void (*sigev_notify_function)(union sigval);
- pthread_attr_t *sigev_notify_attributes;
- char __pad[56-3*sizeof(long)];
+ union {
+ char __pad[64 - 2*sizeof(int) - sizeof(union sigval)];
+ pid_t sigev_notify_thread_id;
+ struct {
+ void (*sigev_notify_function)(union sigval);
+ pthread_attr_t *sigev_notify_attributes;
+ } __sev_thread;
+ } __sev_fields;