use internal versions of exit/memcpy

libc/misc/wchar/wchar.c

@@ -1581,7 +1581,7 @@ static void error_msg(const char *fmt, ...)
 		va_end(arg);
 	}
 
-	exit(EXIT_FAILURE);
+	__exit(EXIT_FAILURE);
 }
 
 int main(int argc, char **argv)

libpthread/linuxthreads.old/forward.c

@@ -101,7 +101,7 @@ FORWARD (pthread_equal, (pthread_t thread1, pthread_t thread2),
 
 
 /* Use an alias to avoid warning, as pthread_exit is declared noreturn.  */
-FORWARD2 (__pthread_exit, void, (void *retval), (retval), exit (EXIT_SUCCESS))
+FORWARD2 (__pthread_exit, void, (void *retval), (retval), __exit (EXIT_SUCCESS))
 strong_alias (__pthread_exit, pthread_exit);
 
 

libpthread/linuxthreads.old/libc_pthread_init.c

@@ -34,7 +34,7 @@ __libc_pthread_init (functions)
   /* We copy the content of the variable pointed to by the FUNCTIONS
      parameter to one in libc.so since this means access to the array
      can be done with one memory access instead of two.  */
-  memcpy (&__libc_pthread_functions, functions,
+  __memcpy (&__libc_pthread_functions, functions,
 	  sizeof (__libc_pthread_functions));
 #endif