nptl: Move pthread_cond_destroy implementation into libc

It is necessary to export __pthread_cond_destroy from libc because
the C11 condition variable needs it and is still left in libpthread.

This is part of the libpthread removal project:

  <https://sourceware.org/ml/libc-alpha/2019-10/msg00080.html>

Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>

nptl/Makefile

@@ -36,6 +36,7 @@ routines = \
   libc-lowlevellock \
   libc_multiple_threads \
   libc_pthread_init \
+  old_pthread_cond_destroy \
   pthread_atfork \
   pthread_attr_destroy \
   pthread_attr_getdetachstate \
@@ -49,6 +50,7 @@ routines = \
   pthread_attr_setschedparam \
   pthread_attr_setschedpolicy \
   pthread_attr_setscope \
+  pthread_cond_destroy \
   pthread_condattr_destroy \
   pthread_condattr_init \
   pthread_equal \
@@ -102,10 +104,10 @@ libpthread-routines = nptl-init nptlfreeres vars events version pt-interp \
 		      pthread_rwlockattr_setpshared \
 		      pthread_rwlockattr_getkind_np \
 		      pthread_rwlockattr_setkind_np \
-		      pthread_cond_init pthread_cond_destroy \
+		      pthread_cond_init \
 		      pthread_cond_wait \
 		      pthread_cond_signal pthread_cond_broadcast \
-		      old_pthread_cond_init old_pthread_cond_destroy \
+		      old_pthread_cond_init \
 		      old_pthread_cond_wait old_pthread_cond_timedwait \
 		      old_pthread_cond_signal old_pthread_cond_broadcast \
 		      pthread_condattr_getpshared pthread_condattr_setpshared \

nptl/Versions

@@ -39,6 +39,8 @@ libc {
     __libc_pthread_init;
     __libc_current_sigrtmin_private; __libc_current_sigrtmax_private;
     __libc_allocate_rtsig_private;
+    # Used by the C11 threads implementation.
+    __pthread_cond_destroy;
   }
 }
 
@@ -54,7 +56,7 @@ libpthread {
 
     pthread_mutexattr_init; pthread_mutexattr_destroy;
 
-    pthread_cond_init; pthread_cond_destroy;
+    pthread_cond_init;
     pthread_cond_wait; pthread_cond_timedwait;
     pthread_cond_signal; pthread_cond_broadcast;
 
@@ -193,7 +195,7 @@ libpthread {
 
   GLIBC_2.3.2 {
     # Changed pthread_cond_t.
-    pthread_cond_init; pthread_cond_destroy;
+    pthread_cond_init;
     pthread_cond_wait; pthread_cond_timedwait;
     pthread_cond_signal; pthread_cond_broadcast;
   }

nptl/forward.c

@@ -66,16 +66,6 @@ FORWARD (__pthread_cond_broadcast, (pthread_cond_t *cond), (cond), 0)
 versioned_symbol (libc, __pthread_cond_broadcast, pthread_cond_broadcast,
 		  GLIBC_2_3_2);
 
-#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
-FORWARD2 (__pthread_cond_destroy_2_0, int attribute_compat_text_section,
-	  (pthread_cond_2_0_t *cond), (cond), return 0)
-compat_symbol (libc, __pthread_cond_destroy_2_0, pthread_cond_destroy,
-	       GLIBC_2_0);
-#endif
-FORWARD (__pthread_cond_destroy, (pthread_cond_t *cond), (cond), 0)
-versioned_symbol (libc, __pthread_cond_destroy, pthread_cond_destroy,
-		  GLIBC_2_3_2);
-
 #if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
 FORWARD2 (__pthread_cond_init_2_0, int attribute_compat_text_section,
 	  (pthread_cond_2_0_t *cond, const pthread_condattr_t *cond_attr),

nptl/nptl-init.c

@@ -73,14 +73,12 @@ void __nptl_set_robust (struct pthread *);
 static const struct pthread_functions pthread_functions =
   {
     .ptr___pthread_cond_broadcast = __pthread_cond_broadcast,
-    .ptr___pthread_cond_destroy = __pthread_cond_destroy,
     .ptr___pthread_cond_init = __pthread_cond_init,
     .ptr___pthread_cond_signal = __pthread_cond_signal,
     .ptr___pthread_cond_wait = __pthread_cond_wait,
     .ptr___pthread_cond_timedwait = __pthread_cond_timedwait,
 # if SHLIB_COMPAT(libpthread, GLIBC_2_0, GLIBC_2_3_2)
     .ptr___pthread_cond_broadcast_2_0 = __pthread_cond_broadcast_2_0,
-    .ptr___pthread_cond_destroy_2_0 = __pthread_cond_destroy_2_0,
     .ptr___pthread_cond_init_2_0 = __pthread_cond_init_2_0,
     .ptr___pthread_cond_signal_2_0 = __pthread_cond_signal_2_0,
     .ptr___pthread_cond_wait_2_0 = __pthread_cond_wait_2_0,

nptl/old_pthread_cond_destroy.c

@@ -21,7 +21,7 @@
 #include <shlib-compat.h>
 
 
-#if SHLIB_COMPAT(libpthread, GLIBC_2_0, GLIBC_2_3_2)
+#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_3_2)
 int
 __pthread_cond_destroy_2_0 (pthread_cond_2_0_t *cond)
 {
@@ -30,6 +30,6 @@ __pthread_cond_destroy_2_0 (pthread_cond_2_0_t *cond)
 
   return 0;
 }
-compat_symbol (libpthread, __pthread_cond_destroy_2_0, pthread_cond_destroy,
+compat_symbol (libc, __pthread_cond_destroy_2_0, pthread_cond_destroy,
 	       GLIBC_2_0);
 #endif

nptl/pthreadP.h

@@ -444,6 +444,7 @@ extern int __pthread_rwlock_trywrlock (pthread_rwlock_t *__rwlock);
 extern int __pthread_rwlock_unlock (pthread_rwlock_t *__rwlock);
 extern int __pthread_cond_broadcast (pthread_cond_t *cond);
 extern int __pthread_cond_destroy (pthread_cond_t *cond);
+libc_hidden_proto (__pthread_cond_destroy)
 extern int __pthread_cond_init (pthread_cond_t *cond,
 				const pthread_condattr_t *cond_attr);
 extern int __pthread_cond_signal (pthread_cond_t *cond);

nptl/pthread_cond_destroy.c

@@ -58,5 +58,6 @@ __pthread_cond_destroy (pthread_cond_t *cond)
   /* The memory the condvar occupies can now be reused.  */
   return 0;
 }
-versioned_symbol (libpthread, __pthread_cond_destroy,
+libc_hidden_def (__pthread_cond_destroy)
+versioned_symbol (libc, __pthread_cond_destroy,
 		  pthread_cond_destroy, GLIBC_2_3_2);

sysdeps/nptl/pthread-functions.h

@@ -31,7 +31,6 @@ struct xid_command;
 struct pthread_functions
 {
   int (*ptr___pthread_cond_broadcast) (pthread_cond_t *);
-  int (*ptr___pthread_cond_destroy) (pthread_cond_t *);
   int (*ptr___pthread_cond_init) (pthread_cond_t *,
 				  const pthread_condattr_t *);
   int (*ptr___pthread_cond_signal) (pthread_cond_t *);
@@ -39,7 +38,6 @@ struct pthread_functions
   int (*ptr___pthread_cond_timedwait) (pthread_cond_t *, pthread_mutex_t *,
 				       const struct timespec *);
   int (*ptr___pthread_cond_broadcast_2_0) (pthread_cond_2_0_t *);
-  int (*ptr___pthread_cond_destroy_2_0) (pthread_cond_2_0_t *);
   int (*ptr___pthread_cond_init_2_0) (pthread_cond_2_0_t *,
 				      const pthread_condattr_t *);
   int (*ptr___pthread_cond_signal_2_0) (pthread_cond_2_0_t *);

sysdeps/unix/sysv/linux/aarch64/libpthread.abilist

@@ -86,7 +86,6 @@ GLIBC_2.17 pthread_barrierattr_init F
 GLIBC_2.17 pthread_barrierattr_setpshared F
 GLIBC_2.17 pthread_cancel F
 GLIBC_2.17 pthread_cond_broadcast F
-GLIBC_2.17 pthread_cond_destroy F
 GLIBC_2.17 pthread_cond_init F
 GLIBC_2.17 pthread_cond_signal F
 GLIBC_2.17 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/alpha/libpthread.abilist

@@ -46,7 +46,6 @@ GLIBC_2.0 pause F
 GLIBC_2.0 pthread_atfork F
 GLIBC_2.0 pthread_cancel F
 GLIBC_2.0 pthread_cond_broadcast F
-GLIBC_2.0 pthread_cond_destroy F
 GLIBC_2.0 pthread_cond_init F
 GLIBC_2.0 pthread_cond_signal F
 GLIBC_2.0 pthread_cond_timedwait F
@@ -206,7 +205,6 @@ GLIBC_2.28 tss_delete F
 GLIBC_2.28 tss_get F
 GLIBC_2.28 tss_set F
 GLIBC_2.3.2 pthread_cond_broadcast F
-GLIBC_2.3.2 pthread_cond_destroy F
 GLIBC_2.3.2 pthread_cond_init F
 GLIBC_2.3.2 pthread_cond_signal F
 GLIBC_2.3.2 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/arm/be/libpthread.abilist

@@ -121,7 +121,6 @@ GLIBC_2.4 pthread_barrierattr_init F
 GLIBC_2.4 pthread_barrierattr_setpshared F
 GLIBC_2.4 pthread_cancel F
 GLIBC_2.4 pthread_cond_broadcast F
-GLIBC_2.4 pthread_cond_destroy F
 GLIBC_2.4 pthread_cond_init F
 GLIBC_2.4 pthread_cond_signal F
 GLIBC_2.4 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/arm/le/libpthread.abilist

@@ -121,7 +121,6 @@ GLIBC_2.4 pthread_barrierattr_init F
 GLIBC_2.4 pthread_barrierattr_setpshared F
 GLIBC_2.4 pthread_cancel F
 GLIBC_2.4 pthread_cond_broadcast F
-GLIBC_2.4 pthread_cond_destroy F
 GLIBC_2.4 pthread_cond_init F
 GLIBC_2.4 pthread_cond_signal F
 GLIBC_2.4 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/csky/libpthread.abilist

@@ -94,7 +94,6 @@ GLIBC_2.29 pthread_barrierattr_init F
 GLIBC_2.29 pthread_barrierattr_setpshared F
 GLIBC_2.29 pthread_cancel F
 GLIBC_2.29 pthread_cond_broadcast F
-GLIBC_2.29 pthread_cond_destroy F
 GLIBC_2.29 pthread_cond_init F
 GLIBC_2.29 pthread_cond_signal F
 GLIBC_2.29 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/hppa/libpthread.abilist

@@ -86,7 +86,6 @@ GLIBC_2.2 pthread_barrierattr_init F
 GLIBC_2.2 pthread_barrierattr_setpshared F
 GLIBC_2.2 pthread_cancel F
 GLIBC_2.2 pthread_cond_broadcast F
-GLIBC_2.2 pthread_cond_destroy F
 GLIBC_2.2 pthread_cond_init F
 GLIBC_2.2 pthread_cond_signal F
 GLIBC_2.2 pthread_cond_timedwait F
@@ -198,7 +197,6 @@ GLIBC_2.28 tss_delete F
 GLIBC_2.28 tss_get F
 GLIBC_2.28 tss_set F
 GLIBC_2.3.2 pthread_cond_broadcast F
-GLIBC_2.3.2 pthread_cond_destroy F
 GLIBC_2.3.2 pthread_cond_init F
 GLIBC_2.3.2 pthread_cond_signal F
 GLIBC_2.3.2 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/i386/libpthread.abilist

@@ -46,7 +46,6 @@ GLIBC_2.0 pause F
 GLIBC_2.0 pthread_atfork F
 GLIBC_2.0 pthread_cancel F
 GLIBC_2.0 pthread_cond_broadcast F
-GLIBC_2.0 pthread_cond_destroy F
 GLIBC_2.0 pthread_cond_init F
 GLIBC_2.0 pthread_cond_signal F
 GLIBC_2.0 pthread_cond_timedwait F
@@ -206,7 +205,6 @@ GLIBC_2.28 tss_delete F
 GLIBC_2.28 tss_get F
 GLIBC_2.28 tss_set F
 GLIBC_2.3.2 pthread_cond_broadcast F
-GLIBC_2.3.2 pthread_cond_destroy F
 GLIBC_2.3.2 pthread_cond_init F
 GLIBC_2.3.2 pthread_cond_signal F
 GLIBC_2.3.2 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/ia64/libpthread.abilist

@@ -86,7 +86,6 @@ GLIBC_2.2 pthread_barrierattr_init F
 GLIBC_2.2 pthread_barrierattr_setpshared F
 GLIBC_2.2 pthread_cancel F
 GLIBC_2.2 pthread_cond_broadcast F
-GLIBC_2.2 pthread_cond_destroy F
 GLIBC_2.2 pthread_cond_init F
 GLIBC_2.2 pthread_cond_signal F
 GLIBC_2.2 pthread_cond_timedwait F
@@ -198,7 +197,6 @@ GLIBC_2.28 tss_delete F
 GLIBC_2.28 tss_get F
 GLIBC_2.28 tss_set F
 GLIBC_2.3.2 pthread_cond_broadcast F
-GLIBC_2.3.2 pthread_cond_destroy F
 GLIBC_2.3.2 pthread_cond_init F
 GLIBC_2.3.2 pthread_cond_signal F
 GLIBC_2.3.2 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/m68k/coldfire/libpthread.abilist

@@ -121,7 +121,6 @@ GLIBC_2.4 pthread_barrierattr_init F
 GLIBC_2.4 pthread_barrierattr_setpshared F
 GLIBC_2.4 pthread_cancel F
 GLIBC_2.4 pthread_cond_broadcast F
-GLIBC_2.4 pthread_cond_destroy F
 GLIBC_2.4 pthread_cond_init F
 GLIBC_2.4 pthread_cond_signal F
 GLIBC_2.4 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/m68k/m680x0/libpthread.abilist

@@ -46,7 +46,6 @@ GLIBC_2.0 pause F
 GLIBC_2.0 pthread_atfork F
 GLIBC_2.0 pthread_cancel F
 GLIBC_2.0 pthread_cond_broadcast F
-GLIBC_2.0 pthread_cond_destroy F
 GLIBC_2.0 pthread_cond_init F
 GLIBC_2.0 pthread_cond_signal F
 GLIBC_2.0 pthread_cond_timedwait F
@@ -206,7 +205,6 @@ GLIBC_2.28 tss_delete F
 GLIBC_2.28 tss_get F
 GLIBC_2.28 tss_set F
 GLIBC_2.3.2 pthread_cond_broadcast F
-GLIBC_2.3.2 pthread_cond_destroy F
 GLIBC_2.3.2 pthread_cond_init F
 GLIBC_2.3.2 pthread_cond_signal F
 GLIBC_2.3.2 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/microblaze/be/libpthread.abilist

@@ -86,7 +86,6 @@ GLIBC_2.18 pthread_barrierattr_init F
 GLIBC_2.18 pthread_barrierattr_setpshared F
 GLIBC_2.18 pthread_cancel F
 GLIBC_2.18 pthread_cond_broadcast F
-GLIBC_2.18 pthread_cond_destroy F
 GLIBC_2.18 pthread_cond_init F
 GLIBC_2.18 pthread_cond_signal F
 GLIBC_2.18 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/microblaze/le/libpthread.abilist

@@ -86,7 +86,6 @@ GLIBC_2.18 pthread_barrierattr_init F
 GLIBC_2.18 pthread_barrierattr_setpshared F
 GLIBC_2.18 pthread_cancel F
 GLIBC_2.18 pthread_cond_broadcast F
-GLIBC_2.18 pthread_cond_destroy F
 GLIBC_2.18 pthread_cond_init F
 GLIBC_2.18 pthread_cond_signal F
 GLIBC_2.18 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/mips/mips32/libpthread.abilist

@@ -46,7 +46,6 @@ GLIBC_2.0 pause F
 GLIBC_2.0 pthread_atfork F
 GLIBC_2.0 pthread_cancel F
 GLIBC_2.0 pthread_cond_broadcast F
-GLIBC_2.0 pthread_cond_destroy F
 GLIBC_2.0 pthread_cond_init F
 GLIBC_2.0 pthread_cond_signal F
 GLIBC_2.0 pthread_cond_timedwait F
@@ -205,7 +204,6 @@ GLIBC_2.28 tss_delete F
 GLIBC_2.28 tss_get F
 GLIBC_2.28 tss_set F
 GLIBC_2.3.2 pthread_cond_broadcast F
-GLIBC_2.3.2 pthread_cond_destroy F
 GLIBC_2.3.2 pthread_cond_init F
 GLIBC_2.3.2 pthread_cond_signal F
 GLIBC_2.3.2 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/mips/mips64/libpthread.abilist

@@ -46,7 +46,6 @@ GLIBC_2.0 pause F
 GLIBC_2.0 pthread_atfork F
 GLIBC_2.0 pthread_cancel F
 GLIBC_2.0 pthread_cond_broadcast F
-GLIBC_2.0 pthread_cond_destroy F
 GLIBC_2.0 pthread_cond_init F
 GLIBC_2.0 pthread_cond_signal F
 GLIBC_2.0 pthread_cond_timedwait F
@@ -205,7 +204,6 @@ GLIBC_2.28 tss_delete F
 GLIBC_2.28 tss_get F
 GLIBC_2.28 tss_set F
 GLIBC_2.3.2 pthread_cond_broadcast F
-GLIBC_2.3.2 pthread_cond_destroy F
 GLIBC_2.3.2 pthread_cond_init F
 GLIBC_2.3.2 pthread_cond_signal F
 GLIBC_2.3.2 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/nios2/libpthread.abilist

@@ -86,7 +86,6 @@ GLIBC_2.21 pthread_barrierattr_init F
 GLIBC_2.21 pthread_barrierattr_setpshared F
 GLIBC_2.21 pthread_cancel F
 GLIBC_2.21 pthread_cond_broadcast F
-GLIBC_2.21 pthread_cond_destroy F
 GLIBC_2.21 pthread_cond_init F
 GLIBC_2.21 pthread_cond_signal F
 GLIBC_2.21 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/powerpc/powerpc32/libpthread.abilist

@@ -46,7 +46,6 @@ GLIBC_2.0 pause F
 GLIBC_2.0 pthread_atfork F
 GLIBC_2.0 pthread_cancel F
 GLIBC_2.0 pthread_cond_broadcast F
-GLIBC_2.0 pthread_cond_destroy F
 GLIBC_2.0 pthread_cond_init F
 GLIBC_2.0 pthread_cond_signal F
 GLIBC_2.0 pthread_cond_timedwait F
@@ -206,7 +205,6 @@ GLIBC_2.28 tss_delete F
 GLIBC_2.28 tss_get F
 GLIBC_2.28 tss_set F
 GLIBC_2.3.2 pthread_cond_broadcast F
-GLIBC_2.3.2 pthread_cond_destroy F
 GLIBC_2.3.2 pthread_cond_init F
 GLIBC_2.3.2 pthread_cond_signal F
 GLIBC_2.3.2 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libpthread.abilist

@@ -106,7 +106,6 @@ GLIBC_2.3 pthread_barrierattr_init F
 GLIBC_2.3 pthread_barrierattr_setpshared F
 GLIBC_2.3 pthread_cancel F
 GLIBC_2.3 pthread_cond_broadcast F
-GLIBC_2.3 pthread_cond_destroy F
 GLIBC_2.3 pthread_cond_init F
 GLIBC_2.3 pthread_cond_signal F
 GLIBC_2.3 pthread_cond_timedwait F
@@ -196,7 +195,6 @@ GLIBC_2.3 system F
 GLIBC_2.3 tcdrain F
 GLIBC_2.3 write F
 GLIBC_2.3.2 pthread_cond_broadcast F
-GLIBC_2.3.2 pthread_cond_destroy F
 GLIBC_2.3.2 pthread_cond_init F
 GLIBC_2.3.2 pthread_cond_signal F
 GLIBC_2.3.2 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libpthread.abilist

@@ -86,7 +86,6 @@ GLIBC_2.17 pthread_barrierattr_init F
 GLIBC_2.17 pthread_barrierattr_setpshared F
 GLIBC_2.17 pthread_cancel F
 GLIBC_2.17 pthread_cond_broadcast F
-GLIBC_2.17 pthread_cond_destroy F
 GLIBC_2.17 pthread_cond_init F
 GLIBC_2.17 pthread_cond_signal F
 GLIBC_2.17 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/riscv/rv64/libpthread.abilist

@@ -83,7 +83,6 @@ GLIBC_2.27 pthread_barrierattr_init F
 GLIBC_2.27 pthread_barrierattr_setpshared F
 GLIBC_2.27 pthread_cancel F
 GLIBC_2.27 pthread_cond_broadcast F
-GLIBC_2.27 pthread_cond_destroy F
 GLIBC_2.27 pthread_cond_init F
 GLIBC_2.27 pthread_cond_signal F
 GLIBC_2.27 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/s390/s390-32/libpthread.abilist

@@ -46,7 +46,6 @@ GLIBC_2.0 pause F
 GLIBC_2.0 pthread_atfork F
 GLIBC_2.0 pthread_cancel F
 GLIBC_2.0 pthread_cond_broadcast F
-GLIBC_2.0 pthread_cond_destroy F
 GLIBC_2.0 pthread_cond_init F
 GLIBC_2.0 pthread_cond_signal F
 GLIBC_2.0 pthread_cond_timedwait F
@@ -208,7 +207,6 @@ GLIBC_2.28 tss_delete F
 GLIBC_2.28 tss_get F
 GLIBC_2.28 tss_set F
 GLIBC_2.3.2 pthread_cond_broadcast F
-GLIBC_2.3.2 pthread_cond_destroy F
 GLIBC_2.3.2 pthread_cond_init F
 GLIBC_2.3.2 pthread_cond_signal F
 GLIBC_2.3.2 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/s390/s390-64/libpthread.abilist

@@ -88,7 +88,6 @@ GLIBC_2.2 pthread_barrierattr_init F
 GLIBC_2.2 pthread_barrierattr_setpshared F
 GLIBC_2.2 pthread_cancel F
 GLIBC_2.2 pthread_cond_broadcast F
-GLIBC_2.2 pthread_cond_destroy F
 GLIBC_2.2 pthread_cond_init F
 GLIBC_2.2 pthread_cond_signal F
 GLIBC_2.2 pthread_cond_timedwait F
@@ -200,7 +199,6 @@ GLIBC_2.28 tss_delete F
 GLIBC_2.28 tss_get F
 GLIBC_2.28 tss_set F
 GLIBC_2.3.2 pthread_cond_broadcast F
-GLIBC_2.3.2 pthread_cond_destroy F
 GLIBC_2.3.2 pthread_cond_init F
 GLIBC_2.3.2 pthread_cond_signal F
 GLIBC_2.3.2 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/sh/be/libpthread.abilist

@@ -86,7 +86,6 @@ GLIBC_2.2 pthread_barrierattr_init F
 GLIBC_2.2 pthread_barrierattr_setpshared F
 GLIBC_2.2 pthread_cancel F
 GLIBC_2.2 pthread_cond_broadcast F
-GLIBC_2.2 pthread_cond_destroy F
 GLIBC_2.2 pthread_cond_init F
 GLIBC_2.2 pthread_cond_signal F
 GLIBC_2.2 pthread_cond_timedwait F
@@ -198,7 +197,6 @@ GLIBC_2.28 tss_delete F
 GLIBC_2.28 tss_get F
 GLIBC_2.28 tss_set F
 GLIBC_2.3.2 pthread_cond_broadcast F
-GLIBC_2.3.2 pthread_cond_destroy F
 GLIBC_2.3.2 pthread_cond_init F
 GLIBC_2.3.2 pthread_cond_signal F
 GLIBC_2.3.2 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/sh/le/libpthread.abilist

@@ -86,7 +86,6 @@ GLIBC_2.2 pthread_barrierattr_init F
 GLIBC_2.2 pthread_barrierattr_setpshared F
 GLIBC_2.2 pthread_cancel F
 GLIBC_2.2 pthread_cond_broadcast F
-GLIBC_2.2 pthread_cond_destroy F
 GLIBC_2.2 pthread_cond_init F
 GLIBC_2.2 pthread_cond_signal F
 GLIBC_2.2 pthread_cond_timedwait F
@@ -198,7 +197,6 @@ GLIBC_2.28 tss_delete F
 GLIBC_2.28 tss_get F
 GLIBC_2.28 tss_set F
 GLIBC_2.3.2 pthread_cond_broadcast F
-GLIBC_2.3.2 pthread_cond_destroy F
 GLIBC_2.3.2 pthread_cond_init F
 GLIBC_2.3.2 pthread_cond_signal F
 GLIBC_2.3.2 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/sparc/sparc32/libpthread.abilist

@@ -46,7 +46,6 @@ GLIBC_2.0 pause F
 GLIBC_2.0 pthread_atfork F
 GLIBC_2.0 pthread_cancel F
 GLIBC_2.0 pthread_cond_broadcast F
-GLIBC_2.0 pthread_cond_destroy F
 GLIBC_2.0 pthread_cond_init F
 GLIBC_2.0 pthread_cond_signal F
 GLIBC_2.0 pthread_cond_timedwait F
@@ -206,7 +205,6 @@ GLIBC_2.28 tss_delete F
 GLIBC_2.28 tss_get F
 GLIBC_2.28 tss_set F
 GLIBC_2.3.2 pthread_cond_broadcast F
-GLIBC_2.3.2 pthread_cond_destroy F
 GLIBC_2.3.2 pthread_cond_init F
 GLIBC_2.3.2 pthread_cond_signal F
 GLIBC_2.3.2 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/sparc/sparc64/libpthread.abilist

@@ -86,7 +86,6 @@ GLIBC_2.2 pthread_barrierattr_init F
 GLIBC_2.2 pthread_barrierattr_setpshared F
 GLIBC_2.2 pthread_cancel F
 GLIBC_2.2 pthread_cond_broadcast F
-GLIBC_2.2 pthread_cond_destroy F
 GLIBC_2.2 pthread_cond_init F
 GLIBC_2.2 pthread_cond_signal F
 GLIBC_2.2 pthread_cond_timedwait F
@@ -198,7 +197,6 @@ GLIBC_2.28 tss_delete F
 GLIBC_2.28 tss_get F
 GLIBC_2.28 tss_set F
 GLIBC_2.3.2 pthread_cond_broadcast F
-GLIBC_2.3.2 pthread_cond_destroy F
 GLIBC_2.3.2 pthread_cond_init F
 GLIBC_2.3.2 pthread_cond_signal F
 GLIBC_2.3.2 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/x86_64/64/libpthread.abilist

@@ -86,7 +86,6 @@ GLIBC_2.2.5 pthread_barrierattr_init F
 GLIBC_2.2.5 pthread_barrierattr_setpshared F
 GLIBC_2.2.5 pthread_cancel F
 GLIBC_2.2.5 pthread_cond_broadcast F
-GLIBC_2.2.5 pthread_cond_destroy F
 GLIBC_2.2.5 pthread_cond_init F
 GLIBC_2.2.5 pthread_cond_signal F
 GLIBC_2.2.5 pthread_cond_timedwait F
@@ -198,7 +197,6 @@ GLIBC_2.28 tss_delete F
 GLIBC_2.28 tss_get F
 GLIBC_2.28 tss_set F
 GLIBC_2.3.2 pthread_cond_broadcast F
-GLIBC_2.3.2 pthread_cond_destroy F
 GLIBC_2.3.2 pthread_cond_init F
 GLIBC_2.3.2 pthread_cond_signal F
 GLIBC_2.3.2 pthread_cond_timedwait F

sysdeps/unix/sysv/linux/x86_64/x32/libpthread.abilist

@@ -86,7 +86,6 @@ GLIBC_2.16 pthread_barrierattr_init F
 GLIBC_2.16 pthread_barrierattr_setpshared F
 GLIBC_2.16 pthread_cancel F
 GLIBC_2.16 pthread_cond_broadcast F
-GLIBC_2.16 pthread_cond_destroy F
 GLIBC_2.16 pthread_cond_init F
 GLIBC_2.16 pthread_cond_signal F
 GLIBC_2.16 pthread_cond_timedwait F