-/* Designed to avoid any overhead in non-threaded processes */
-hidden void __lock(volatile int *);
-hidden void __unlock(volatile int *);
-hidden int __lockfile(FILE *);
-hidden void __unlockfile(FILE *);
-#define LOCK(x) __lock(x)
-#define UNLOCK(x) __unlock(x)
-
-void __synccall(void (*)(void *), void *);
-int __setxid(int, int, int, int);
-
-#undef LFS64_2
-#define LFS64_2(x, y) weak_alias(x, y)
-
-#undef LFS64
-#define LFS64(x) LFS64_2(x, x##64)
+hidden void __synccall(void (*)(void *), void *);
+hidden int __setxid(int, int, int, int);