text: DECL|pthread_getspecific|function|void *pthread_getspecific(pthread_key_t key)
  DECL|pthread_key_create|function|int pthread_key_create(pthread_key_t *key,void (*destructor)(void *))
  DECL|pthread_key_delete|function|int pthread_key_delete(pthread_key_t key)
  DECL|pthread_key_sem|variable|pthread_key_sem
  DECL|pthread_setspecific|function|int pthread_setspecific(pthread_key_t key, const void *value)
  