libc {

  GLIBC_2.21 {

    pthread_attr_destroy; pthread_attr_getdetachstate;

    pthread_attr_getinheritsched; pthread_attr_getschedparam;

    pthread_attr_getschedpolicy; pthread_attr_getscope; pthread_attr_init;

    pthread_attr_setdetachstate; pthread_attr_setinheritsched;

    pthread_attr_setschedparam; pthread_attr_setschedpolicy;

    pthread_attr_setscope;

    pthread_condattr_destroy; pthread_condattr_init;

    pthread_cond_broadcast; pthread_cond_destroy;

    pthread_cond_init; pthread_cond_signal; pthread_cond_wait;

    pthread_cond_timedwait;

    pthread_equal;

    pthread_exit; pthread_getschedparam; pthread_setschedparam;

    pthread_mutex_destroy; pthread_mutex_init;

    pthread_mutex_lock; pthread_mutex_trylock; pthread_mutex_unlock;

    pthread_self; pthread_setcancelstate; pthread_setcanceltype;

    __pthread_get_cleanup_stack;

  }

  GLIBC_2.22 {

    __register_atfork;

  }

  GLIBC_PRIVATE {

    __libc_alloca_cutoff;

    __libc_pthread_init;

  }

}

libpthread {

  GLIBC_2.2.6 {

    _IO_flockfile; _IO_ftrylockfile; _IO_funlockfile;

  }

  GLIBC_2.12 {

    __pthread_errorcheck_mutexattr; __pthread_recursive_mutexattr;

    __pthread_get_cleanup_stack;

    __pthread_mutex_transfer_np;

    _pthread_mutex_destroy; _pthread_mutex_init;

    _pthread_mutex_lock; _pthread_mutex_trylock; _pthread_mutex_unlock;

    _pthread_rwlock_destroy; _pthread_rwlock_init;

    _cthread_init_routine;

    cthread_detach;

    cthread_fork;

    cthread_keycreate;

    cthread_getspecific;

    cthread_setspecific;

    __mutex_lock_solid;

    __mutex_unlock_solid;

    _cthreads_flockfile;

    _cthreads_ftrylockfile;

    _cthreads_funlockfile;

    flockfile; ftrylockfile; funlockfile;

    pthread_atfork;

    pthread_attr_destroy; pthread_attr_getdetachstate;

    pthread_attr_getguardsize; pthread_attr_getinheritsched;

    pthread_attr_getschedparam; pthread_attr_getschedpolicy;

    pthread_attr_getscope; pthread_attr_getstack; pthread_attr_getstackaddr;

    pthread_attr_getstacksize; pthread_attr_init; pthread_attr_setdetachstate;

    pthread_attr_setguardsize; pthread_attr_setinheritsched;

    pthread_attr_setschedparam; pthread_attr_setschedpolicy;

    pthread_attr_setscope; pthread_attr_setstack; pthread_attr_setstackaddr;

    pthread_attr_setstacksize;

    pthread_barrier_destroy; pthread_barrier_init; pthread_barrier_wait;

    pthread_barrierattr_destroy; pthread_barrierattr_getpshared;

    pthread_barrierattr_init; pthread_barrierattr_setpshared;

    pthread_cancel;

    pthread_cond_broadcast; pthread_cond_destroy; pthread_cond_init;

    pthread_cond_signal; pthread_cond_timedwait; pthread_cond_wait;

    pthread_condattr_destroy; pthread_condattr_getclock;

    pthread_condattr_getpshared; pthread_condattr_init;

    pthread_condattr_setclock; pthread_condattr_setpshared;

    pthread_create; pthread_detach; pthread_equal; pthread_exit;

    pthread_getattr_np;

    pthread_getconcurrency; pthread_getcpuclockid;

    pthread_getschedparam; pthread_getspecific;

    pthread_join;

    pthread_key_create; pthread_key_delete;

    __pthread_key_create;

    pthread_kill;

    __pthread_kill;

    pthread_mutex_destroy; pthread_mutex_getprioceiling;

    pthread_mutex_init; pthread_mutex_lock; pthread_mutex_setprioceiling;

    pthread_mutex_timedlock; pthread_mutex_transfer_np;

    pthread_mutex_trylock; pthread_mutex_unlock;

    pthread_mutexattr_destroy; pthread_mutexattr_getprioceiling;

    pthread_mutexattr_getprotocol; pthread_mutexattr_getpshared;

    pthread_mutexattr_gettype; pthread_mutexattr_init;

    pthread_mutexattr_setprioceiling; pthread_mutexattr_setprotocol;

    pthread_mutexattr_setpshared; pthread_mutexattr_settype;

    pthread_once;

    pthread_rwlock_destroy; pthread_rwlock_init; pthread_rwlock_rdlock;

    pthread_rwlock_timedrdlock; pthread_rwlock_timedwrlock;

    pthread_rwlock_tryrdlock; pthread_rwlock_trywrlock;

    pthread_rwlock_unlock; pthread_rwlock_wrlock;

    pthread_rwlockattr_destroy; pthread_rwlockattr_getpshared;

    pthread_rwlockattr_init; pthread_rwlockattr_setpshared;

    pthread_self;

    __pthread_self;

    pthread_setcancelstate; pthread_setcanceltype;

    pthread_setconcurrency; pthread_setschedparam;

    pthread_setschedprio; pthread_setspecific;

    pthread_sigmask;

    pthread_testcancel;

    pthread_yield;

    sem_close; sem_destroy; sem_getvalue; sem_init; sem_open; sem_post;

    sem_timedwait; sem_trywait; sem_unlink; sem_wait;

    pthread_spin_destroy; pthread_spin_init; pthread_spin_lock;

    pthread_spin_trylock; pthread_spin_unlock;

    __pthread_spin_destroy; __pthread_spin_init;

    __pthread_spin_lock; __pthread_spin_trylock; __pthread_spin_unlock;

    _pthread_spin_lock;

  }

  GLIBC_2.21 {

    pthread_hurd_cond_wait_np;

    pthread_hurd_cond_timedwait_np;

  }

  GLIBC_PRIVATE {

    __shm_directory;

    __pthread_threads;

    __cthread_detach;

    __cthread_fork;

    __cthread_keycreate;

    __cthread_getspecific;

    __cthread_setspecific;

    __pthread_getattr_np;

    __pthread_attr_getstack;

  }

}