USE_TLS support is now default.

* tls.make.c: USE_TLS support is now default.
	* csu/Versions: Likewise.
	* csu/libc-start.c: Likewise.
	* csu/libc-tls.c: Likewise.
	* csu/version.c: Likewise.
	* dlfcn/dlinfo.c: Likewise.
	* elf/dl-addr.c: Likewise.
	* elf/dl-cache.c: Likewise.
	* elf/dl-close.c: Likewise.
	* elf/dl-iteratephdr.c: Likewise.
	* elf/dl-load.c: Likewise.
	* elf/dl-lookup.c: Likewise.
	* elf/dl-object.c: Likewise.
	* elf/dl-open.c: Likewise.
	* elf/dl-reloc.c: Likewise.
	* elf/dl-support.c: Likewise.
	* elf/dl-sym.c: Likewise.
	* elf/dl-sysdep.c: Likewise.
	* elf/dl-tls.c: Likewise.
	* elf/ldconfig.c: Likewise.
	* elf/rtld.c: Likewise.
	* elf/tst-tls-dlinfo.c: Likewise.
	* elf/tst-tls1.c: Likewise.
	* elf/tst-tls10.h: Likewise.
	* elf/tst-tls14.c: Likewise.
	* elf/tst-tls2.c: Likewise.
	* elf/tst-tls3.c: Likewise.
	* elf/tst-tls4.c: Likewise.
	* elf/tst-tls5.c: Likewise.
	* elf/tst-tls6.c: Likewise.
	* elf/tst-tls7.c: Likewise.
	* elf/tst-tls8.c: Likewise.
	* elf/tst-tls9.c: Likewise.
	* elf/tst-tlsmod1.c: Likewise.
	* elf/tst-tlsmod13.c: Likewise.
	* elf/tst-tlsmod13a.c: Likewise.
	* elf/tst-tlsmod14a.c: Likewise.
	* elf/tst-tlsmod2.c: Likewise.
	* elf/tst-tlsmod3.c: Likewise.
	* elf/tst-tlsmod4.c: Likewise.
	* elf/tst-tlsmod5.c: Likewise.
	* elf/tst-tlsmod6.c: Likewise.
	* include/errno.h: Likewise.
	* include/link.h: Likewise.
	* include/tls.h: Likewise.
	* locale/global-locale.c: Likewise.
	* locale/localeinfo.h: Likewise.
	* malloc/arena.c: Likewise.
	* malloc/hooks.c: Likewise.
	* malloc/malloc.c: Likewise.
	* resolv/Versions: Likewise.
	* sysdeps/alpha/dl-machine.h: Likewise.
	* sysdeps/alpha/libc-tls.c: Likewise.
	* sysdeps/generic/ldsodefs.h: Likewise.
	* sysdeps/generic/tls.h: Likewise.
	* sysdeps/i386/dl-machine.h: Likewise.
	* sysdeps/ia64/dl-machine.h: Likewise.
	* sysdeps/ia64/libc-tls.c: Likewise.
	* sysdeps/mach/hurd/fork.c: Likewise.
	* sysdeps/mach/hurd/i386/tls.h: Likewise.
	* sysdeps/powerpc/powerpc32/dl-machine.c: Likwise.
	* sysdeps/powerpc/powerpc32/dl-machine.h: Likewise.
	* sysdeps/powerpc/powerpc64/dl-machine.h: Likewise.
	* sysdeps/s390/libc-tls.c: Likewise.
	* sysdeps/s390/s390-32/dl-machine.h: Likewise.
	* sysdeps/s390/s390-64/dl-machine.h: Likewise.
	* sysdeps/sh/dl-machine.h: Likewise.
	* sysdeps/sparc/sparc32/dl-machine.h: Likewise.
	* sysdeps/sparc/sparc64/dl-machine.h: Likewise.
	* sysdeps/x86_64/dl-machine.h: Likewise.

malloc/arena.c

@@ -149,7 +149,7 @@ int __malloc_initialized = -1;
 
 static __malloc_ptr_t (*save_malloc_hook) (size_t __size,
 					   __const __malloc_ptr_t);
-# if !defined _LIBC || !defined USE_TLS || (defined SHARED && !USE___THREAD)
+# if !defined _LIBC || (defined SHARED && !USE___THREAD)
 static __malloc_ptr_t (*save_memalign_hook) (size_t __align, size_t __size,
 					     __const __malloc_ptr_t);
 # endif
@@ -385,7 +385,7 @@ extern struct dl_open_hook *_dl_open_hook;
 libc_hidden_proto (_dl_open_hook);
 # endif
 
-# if defined SHARED && defined USE_TLS && !USE___THREAD
+# if defined SHARED && !USE___THREAD
 /* This is called by __pthread_initialize_minimal when it needs to use
    malloc to set up the TLS state.  We cannot do the full work of
    ptmalloc_init (below) until __pthread_initialize_minimal has finished,
@@ -428,7 +428,7 @@ ptmalloc_init (void)
   __malloc_initialized = 0;
 
 #ifdef _LIBC
-# if defined SHARED && defined USE_TLS && !USE___THREAD
+# if defined SHARED && !USE___THREAD
   /* ptmalloc_init_minimal may already have been called via
      __libc_malloc_pthread_startup, above.  */
   if (mp_.pagesize == 0)
@@ -437,7 +437,7 @@ ptmalloc_init (void)
     ptmalloc_init_minimal();
 
 #ifndef NO_THREADS
-# if defined _LIBC && defined USE_TLS
+# if defined _LIBC
   /* We know __pthread_initialize_minimal has already been called,
      and that is enough.  */
 #   define NO_STARTER