pthread_mutexattr_init
int pthread_mutexattr_init(pthread_mutexattr_t *) __nonnull(1);
WR(stub_zero, pthread_mutexattr_init);
pthread_mutexattr_init(&attr);
__strong_reference(_pthread_mutexattr_init, pthread_mutexattr_init);
assert (pthread_mutexattr_init (&mattr) == 0);
assert (pthread_mutexattr_init (&mattr) == 0);
assert (pthread_mutexattr_init (&mattr) == 0);
assert (pthread_mutexattr_init (&mattr) == 0);
assert (pthread_mutexattr_init (&mattr) == 0);
assert (pthread_mutexattr_init (&mattr) == 0);
assert (pthread_mutexattr_init (&mattr) == 0);
assert (pthread_mutexattr_init (&mattr) == 0);
if ((pthread_mutexattr_init (&mattr) != 0) ||
pthread_mutexattr_init(&mattr);