Revert "libc: add hidden calls to pthread cleanup funcs"

This reverts commit e0ac4efbdb498319f03a2a95d75d061ab6c68491.

Was causing segfaults on every pthread linked executable

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

libpthread/linuxthreads.old/forward.c

@@ -165,8 +165,6 @@ FORWARD (pthread_setcanceltype, (int type, int *oldtype), (type, oldtype), 0)
 
 FORWARD2 (_pthread_cleanup_push, void, (struct _pthread_cleanup_buffer * buffer, void (*routine)(void *), void * arg), (buffer, routine, arg), return)
 FORWARD2 (_pthread_cleanup_push_defer, void, (struct _pthread_cleanup_buffer * buffer, void (*routine)(void *), void * arg), (buffer, routine, arg), return)
-libc_hidden_def(_pthread_cleanup_push_defer)
 
 FORWARD2 (_pthread_cleanup_pop, void, (struct _pthread_cleanup_buffer * buffer, int execute), (buffer, execute), return)
 FORWARD2 (_pthread_cleanup_pop_restore, void, (struct _pthread_cleanup_buffer * buffer, int execute), (buffer, execute), return)
-libc_hidden_def(_pthread_cleanup_pop_restore)

libpthread/linuxthreads.old/sysdeps/pthread/pthread.h

@@ -642,7 +642,6 @@ extern void _pthread_cleanup_pop (struct _pthread_cleanup_buffer *__buffer,
 extern void _pthread_cleanup_push_defer (struct _pthread_cleanup_buffer *__buffer,
 					 void (*__routine) (void *),
 					 void *__arg) __THROW;
-libc_hidden_proto(_pthread_cleanup_push_defer)
 extern void __pthread_cleanup_push_defer (struct _pthread_cleanup_buffer *__buffer,
 					  void (*__routine) (void *),
 					  void *__arg) __THROW;
@@ -656,7 +655,6 @@ extern void __pthread_cleanup_push_defer (struct _pthread_cleanup_buffer *__buff
 
 extern void _pthread_cleanup_pop_restore (struct _pthread_cleanup_buffer *__buffer,
 					  int __execute) __THROW;
-libc_hidden_proto(_pthread_cleanup_pop_restore)
 extern void __pthread_cleanup_pop_restore (struct _pthread_cleanup_buffer *__buffer,
 					   int __execute) __THROW;
 #endif