pthread_rwlock_destroy
#define _PROP_RWLOCK_DESTROY(x) pthread_rwlock_destroy(&(x))
int pthread_rwlock_destroy(pthread_rwlock_t *);
__strong_alias(__libc_rwlock_destroy,pthread_rwlock_destroy)
NOFAIL_ERRNO(pthread_rwlock_destroy(&rw->pthrw));
PTHREAD_REQUIRE(pthread_rwlock_destroy(&static_rwlock));