Updated to fedora-glibc-20061029T2155 cvs/fedora-glibc-2_5_90-3

147 files changed, 701 insertions, 898 deletions

diff --git a/ChangeLog b/ChangeLog
index c8e8438505..5964c01527 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,18 +1,145 @@
+2006-10-29  Ulrich Drepper  <drepper@redhat.com>
+
+	* po/sv.po: Update from translation team.
+
+2006-10-29  Jakub Jelinek  <jakub@redhat.com>
+
+	* elf/dl-sym.c (do_sym): Use RTLD_SINGLE_THREAD_P.
+	* elf/dl-runtime.c (_dl_fixup, _dl_profile_fixup): Likewise.
+	* elf/dl-close.c (_dl_close_worker): Likewise.
+	* elf/dl-open.c (_dl_open_worker): Likewise.
+	* sysdeps/generic/sysdep-cancel.h (RTLD_SINGLE_THREAD_P): Define.
+
 2006-10-27  Ulrich Drepper  <drepper@redhat.com>
 
+	* configure.in: Require assembler support for visibility, compiler
+	support for visibility and aliases, linker support for various -z
+	options.
+	* Makeconfig: Remove conditional code which now is unnecessary.
+	* config.h.in: Likewise.
+	* config.make.in: Likewise.
+	* dlfcn/Makefile: Likewise.
+	* elf/Makefile: Likewise.
+	* elf/dl-load.c: Likewise.
+	* elf/rtld.c: Likewise.
+	* include/libc-symbols.h: Likewise.
+	* include/stdio.h: Likewise.
+	* io/Makefile: Likewise.
+	* io/fstat.c: Likewise.
+	* io/fstat64.c: Likewise.
+	* io/fstatat.c: Likewise.
+	* io/fstatat64.c: Likewise.
+	* io/lstat.c: Likewise.
+	* io/lstat64.c: Likewise.
+	* io/mknod.c: Likewise.
+	* io/mknodat.c: Likewise.
+	* io/stat.c: Likewise.
+	* io/stat64.c: Likewise.
+	* libio/stdio.c: Likewise.
+	* nscd/Makefile: Likewise.
+	* stdlib/Makefile: Likewise.
+	* stdlib/atexit.c: Likewise.
+	* sysdeps/generic/ldsodefs.h: Likewise.
+	* sysdeps/i386/dl-machine.h: Likewise.
+	* sysdeps/i386/sysdep.h: Likewise.
+	* sysdeps/i386/i686/memcmp.S: Likewise.
+	* sysdeps/powerpc/powerpc32/sysdep.h: Likewise.
+	* sysdeps/unix/sysv/linux/i386/sigaction.c: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/sigaction.c: Likewise.
+
+	* Makerules: USE_TLS support is now default.
+	* tls.make.c: Likewise.
+	* 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.
+
+	* elf/dl-close.c (_dl_close_worker): Renamed from _dl_close and
+	split out locking and parameter checking.
+	(_dl_close): Call _dl_close_worker after locking and checking.
+	* elf/dl-open.c (_dl_open): Call _dl_close_worker instead of
+	_dl_close.
+	* elf/Makefile: Add rules to build and run tst-thrlock.
+	* elf/tst-thrlock.c:  New file.
+
 	[BZ #3426]
 	* stdlib/stdlib.h: Adjust comment for canonicalize_file_name to
 	reality.
 
 	[BZ #3429]
 	* elf/dl-open.c (dl_open_worker): Keep holding dl_load_lock until
-	we are sure we do not need it anymore for _dl_close.  ALso move
+	we are sure we do not need it anymore for _dl_close.  Also move
 	the asserts inside the lock region.
 	Patch mostly by Suzuki <suzuki@in.ibm.com>.
 
 2006-10-27  Jakub Jelinek  <jakub@redhat.com>
 
-	* elf/dl-lookup.c (_dl_debug_bindings): Remove unised symbol_scope
+	* elf/dl-lookup.c (_dl_debug_bindings): Remove unused symbol_scope
 	argument.
 	(_dl_lookup_symbol_x): Adjust caller.
 
diff --git a/Makeconfig b/Makeconfig
index 5a1aebccff..349f94d9ac 100644
--- a/Makeconfig
+++ b/Makeconfig
@@ -407,11 +407,9 @@ LDFLAGS.so += $(combreloc-LDFLAGS)
 LDFLAGS-rtld += $(combreloc-LDFLAGS)
 endif
 
-ifeq (yes,$(have-z-relro))
 relro-LDFLAGS = -Wl,-z,relro
 LDFLAGS.so += $(relro-LDFLAGS)
 LDFLAGS-rtld += $(relro-LDFLAGS)
-endif
 
 ifeq (yes,$(have-hash-style))
 # For the time being we unconditionally use 'both'.  At some time we
diff --git a/Makerules b/Makerules
index b0be86b368..200f8d7eea 100644
--- a/Makerules
+++ b/Makerules
@@ -1233,10 +1233,7 @@ endif
 
 ifeq ($(firstword $(sysd-sorted-done) f)$(firstword $(generating) f),tf)
 -include $(common-objpfx)tls.make
-config-tls := notls
-ifeq ($(use-tls),yes)
 config-tls := tls
-endif
 ifeq ($(use-thread),yes)
 config-tls := thread
 endif
diff --git a/config.h.in b/config.h.in
index da973f6a5d..a46e405269 100644
--- a/config.h.in
+++ b/config.h.in
@@ -120,23 +120,6 @@
 /* Define if the linker supports the -z combreloc option.  */
 #undef	HAVE_Z_COMBRELOC
 
-/* Define if the assembler supported .protected.  */
-#undef	HAVE_PROTECTED
-
-/* Define if the assembler supported .hidden.  */
-#undef	HAVE_HIDDEN
-
-/* Define if the compiler supports __attribute__ ((visibility (...))).  */
-#undef	HAVE_VISIBILITY_ATTRIBUTE
-
-/* Define if the compiler doesn't support __attribute__ ((visibility (...)))
-   together with __asm__ redirection properly.  */
-#undef	HAVE_BROKEN_VISIBILITY_ATTRIBUTE
-
-/* Define if the compiler doesn't support __attribute__ ((alias (...)))
-   together with __asm__ redirection properly.  */
-#undef	HAVE_BROKEN_ALIAS_ATTRIBUTE
-
 /* Define if _rtld_local structure should be forced into .sdata section.  */
 #undef	HAVE_SDATA_SECTION
 
@@ -188,9 +171,6 @@
 /* Defined if forced unwind support is available.  */
 #undef	HAVE_FORCED_UNWIND
 
-/* Defined if the linker supports the -z relro option.  */
-#undef HAVE_Z_RELRO
-
 /* Defined of libidn is available.  */
 #undef HAVE_LIBIDN
 
diff --git a/config.make.in b/config.make.in
index 677da3a891..7aa9c1c12d 100644
--- a/config.make.in
+++ b/config.make.in
@@ -38,14 +38,9 @@ c++-sysincludes = @CXX_SYSINCLUDES@
 all-warnings = @all_warnings@
 
 elf = @elf@
-have-protected = @libc_cv_asm_protected_directive@
-have-z-nodelete = @libc_cv_z_nodelete@
-have-z-nodlopen = @libc_cv_z_nodlopen@
-have-z-initfirst = @libc_cv_z_initfirst@
 have-z-combreloc = @libc_cv_z_combreloc@
 have-z-execstack = @libc_cv_z_execstack@
 have-initfini = @libc_cv_have_initfini@
-have-z-relro = @libc_cv_z_relro@
 have-Bgroup = @libc_cv_Bgroup@
 have-as-needed = @libc_cv_as_needed@
 libgcc_s_suffix = @libc_cv_libgcc_s_suffix@
diff --git a/configure b/configure
index 8bd2144a8b..b04bf8b71d 100755
--- a/configure
+++ b/configure
@@ -313,7 +313,7 @@ ac_includes_default="\
 # include <unistd.h>
 #endif"
 
-ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS with_fp with_cvs enable_check_abi oldest_abi bindnow force_install all_warnings build build_cpu build_vendor build_os host host_cpu host_vendor host_os subdirs add_ons add_on_subdirs base_machine submachine sysnames sysdeps_add_ons INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LN_S CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC OBJEXT BUILD_CC cross_compiling CPP CXX CXXFLAGS ac_ct_CXX AR OBJDUMP RANLIB ac_ct_RANLIB MIG AS LD PWD_P MAKE MSGFMT MAKEINFO SED AUTOCONF SYSINCLUDES CXX_SYSINCLUDES libc_cv_gcc_static_libgcc BASH libc_cv_have_bash2 KSH libc_cv_have_ksh AWK PERL INSTALL_INFO BISON VERSIONING libc_cv_asm_protected_directive libc_cv_cc_with_libunwind libc_cv_z_nodelete libc_cv_z_nodlopen libc_cv_z_initfirst libc_cv_z_relro libc_cv_Bgroup libc_cv_libgcc_s_suffix libc_cv_as_needed ASFLAGS_config libc_cv_z_combreloc libc_cv_z_execstack libc_cv_fpie libc_cv_hashstyle fno_unit_at_a_time libc_cv_ssp libc_cv_have_initfini no_whole_archive exceptions LIBGD have_libaudit have_libcap have_selinux EGREP sizeof_long_double libc_cv_gcc_unwind_find_fde uname_sysname uname_release uname_version old_glibc_headers libc_cv_slibdir libc_cv_localedir libc_cv_sysconfdir libc_cv_rootsbindir libc_cv_forced_unwind use_ldconfig ldd_rewrite_script elf xcoff static shared pic_default profile omitfp bounded static_nss nopic_initfini DEFINES mach_interface_list VERSION RELEASE LIBOBJS LTLIBOBJS'
+ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS with_fp with_cvs enable_check_abi oldest_abi bindnow force_install all_warnings build build_cpu build_vendor build_os host host_cpu host_vendor host_os subdirs add_ons add_on_subdirs base_machine submachine sysnames sysdeps_add_ons INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LN_S CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC OBJEXT BUILD_CC cross_compiling CPP CXX CXXFLAGS ac_ct_CXX AR OBJDUMP RANLIB ac_ct_RANLIB MIG AS LD PWD_P MAKE MSGFMT MAKEINFO SED AUTOCONF SYSINCLUDES CXX_SYSINCLUDES libc_cv_gcc_static_libgcc BASH libc_cv_have_bash2 KSH libc_cv_have_ksh AWK PERL INSTALL_INFO BISON VERSIONING libc_cv_cc_with_libunwind libc_cv_Bgroup libc_cv_libgcc_s_suffix libc_cv_as_needed ASFLAGS_config libc_cv_z_combreloc libc_cv_z_execstack libc_cv_fpie libc_cv_hashstyle fno_unit_at_a_time libc_cv_ssp libc_cv_have_initfini no_whole_archive exceptions LIBGD have_libaudit have_libcap have_selinux EGREP sizeof_long_double libc_cv_gcc_unwind_find_fde uname_sysname uname_release uname_version old_glibc_headers libc_cv_slibdir libc_cv_localedir libc_cv_sysconfdir libc_cv_rootsbindir libc_cv_forced_unwind use_ldconfig ldd_rewrite_script elf xcoff static shared pic_default profile omitfp bounded static_nss nopic_initfini DEFINES mach_interface_list VERSION RELEASE LIBOBJS LTLIBOBJS'
 ac_subst_files=''
 
 # Initialize some variables set by options.
@@ -5339,22 +5339,15 @@ EOF
   (exit $ac_status); }; }; then
     libc_cv_asm_protected_directive=yes
   else
-    libc_cv_asm_protected_directive=no
+    { { echo "$as_me:$LINENO: error: assembler support for symbol visibility is required" >&5
+echo "$as_me: error: assembler support for symbol visibility is required" >&2;}
+   { (exit 1); exit 1; }; }
   fi
   rm -f conftest*
 fi
 echo "$as_me:$LINENO: result: $libc_cv_asm_protected_directive" >&5
 echo "${ECHO_T}$libc_cv_asm_protected_directive" >&6
 
-  cat >>confdefs.h <<\_ACEOF
-#define HAVE_PROTECTED 1
-_ACEOF
-
-  cat >>confdefs.h <<\_ACEOF
-#define HAVE_HIDDEN 1
-_ACEOF
-
-
   if test $libc_cv_asm_protected_directive = yes; then
     echo "$as_me:$LINENO: checking whether __attribute__((visibility())) is supported" >&5
 echo $ECHO_N "checking whether __attribute__((visibility())) is supported... $ECHO_C" >&6
@@ -5383,11 +5376,10 @@ EOF
 fi
 echo "$as_me:$LINENO: result: $libc_cv_visibility_attribute" >&5
 echo "${ECHO_T}$libc_cv_visibility_attribute" >&6
-    if test $libc_cv_visibility_attribute = yes; then
-      cat >>confdefs.h <<\_ACEOF
-#define HAVE_VISIBILITY_ATTRIBUTE 1
-_ACEOF
-
+    if test $libc_cv_visibility_attribute != yes; then
+      { { echo "$as_me:$LINENO: error: compiler support for visibility attribute is required" >&5
+echo "$as_me: error: compiler support for visibility attribute is required" >&2;}
+   { (exit 1); exit 1; }; }
     fi
   fi
 
@@ -5419,10 +5411,9 @@ fi
 echo "$as_me:$LINENO: result: $libc_cv_broken_visibility_attribute" >&5
 echo "${ECHO_T}$libc_cv_broken_visibility_attribute" >&6
     if test $libc_cv_broken_visibility_attribute = yes; then
-      cat >>confdefs.h <<\_ACEOF
-#define HAVE_BROKEN_VISIBILITY_ATTRIBUTE 1
-_ACEOF
-
+      { { echo "$as_me:$LINENO: error: working compiler support for visibility attribute is required" >&5
+echo "$as_me: error: working compiler support for visibility attribute is required" >&2;}
+   { (exit 1); exit 1; }; }
     fi
   fi
 
@@ -5457,10 +5448,9 @@ fi
 echo "$as_me:$LINENO: result: $libc_cv_broken_alias_attribute" >&5
 echo "${ECHO_T}$libc_cv_broken_alias_attribute" >&6
   if test $libc_cv_broken_alias_attribute = yes; then
-    cat >>confdefs.h <<\_ACEOF
-#define HAVE_BROKEN_ALIAS_ATTRIBUTE 1
-_ACEOF
-
+    { { echo "$as_me:$LINENO: error: working alias attribute support required" >&5
+echo "$as_me: error: working alias attribute support required" >&2;}
+   { (exit 1); exit 1; }; }
   fi
 
   if test $libc_cv_visibility_attribute = yes; then
@@ -5572,14 +5562,15 @@ EOF
   then
     libc_cv_z_nodelete=yes
   else
-    libc_cv_z_nodelete=no
+    { { echo "$as_me:$LINENO: error: linker with -z nodelete support required" >&5
+echo "$as_me: error: linker with -z nodelete support required" >&2;}
+   { (exit 1); exit 1; }; }
   fi
   rm -f conftest*
 fi
 echo "$as_me:$LINENO: result: $libc_cv_z_nodelete" >&5
 echo "${ECHO_T}$libc_cv_z_nodelete" >&6
 
-
   echo "$as_me:$LINENO: checking for -z nodlopen option" >&5
 echo $ECHO_N "checking for -z nodlopen option... $ECHO_C" >&6
 if test "${libc_cv_z_nodlopen+set}" = set; then
@@ -5600,14 +5591,15 @@ EOF
   then
     libc_cv_z_nodlopen=yes
   else
-    libc_cv_z_nodlopen=no
+    { { echo "$as_me:$LINENO: error: linker with -z nodlopen support required" >&5
+echo "$as_me: error: linker with -z nodlopen support required" >&2;}
+   { (exit 1); exit 1; }; }
   fi
   rm -f conftest*
 fi
 echo "$as_me:$LINENO: result: $libc_cv_z_nodlopen" >&5
 echo "${ECHO_T}$libc_cv_z_nodlopen" >&6
 
-
   echo "$as_me:$LINENO: checking for -z initfirst option" >&5
 echo $ECHO_N "checking for -z initfirst option... $ECHO_C" >&6
 if test "${libc_cv_z_initfirst+set}" = set; then
@@ -5628,14 +5620,15 @@ EOF
   then
     libc_cv_z_initfirst=yes
   else
-    libc_cv_z_initfirst=no
+    { { echo "$as_me:$LINENO: error: linker with -z initfirst support required" >&5
+echo "$as_me: error: linker with -z initfirst support required" >&2;}
+   { (exit 1); exit 1; }; }
   fi
   rm -f conftest*
 fi
 echo "$as_me:$LINENO: result: $libc_cv_z_initfirst" >&5
 echo "${ECHO_T}$libc_cv_z_initfirst" >&6
 
-
   echo "$as_me:$LINENO: checking for -z relro option" >&5
 echo $ECHO_N "checking for -z relro option... $ECHO_C" >&6
 if test "${libc_cv_z_relro+set}" = set; then
@@ -5662,12 +5655,10 @@ else
 fi
 echo "$as_me:$LINENO: result: $libc_cv_z_relro" >&5
 echo "${ECHO_T}$libc_cv_z_relro" >&6
-
-  if test $libc_cv_z_relro = yes; then
-    cat >>confdefs.h <<\_ACEOF
-#define HAVE_Z_RELRO 1
-_ACEOF
-
+  if test $libc_cv_z_relro != yes; then
+    { { echo "$as_me:$LINENO: error: linker with -z relro support required" >&5
+echo "$as_me: error: linker with -z relro support required" >&2;}
+   { (exit 1); exit 1; }; }
   fi
 
   echo "$as_me:$LINENO: checking for -Bgroup option" >&5
@@ -8510,12 +8501,7 @@ s,@PERL@,$PERL,;t t
 s,@INSTALL_INFO@,$INSTALL_INFO,;t t
 s,@BISON@,$BISON,;t t
 s,@VERSIONING@,$VERSIONING,;t t
-s,@libc_cv_asm_protected_directive@,$libc_cv_asm_protected_directive,;t t
 s,@libc_cv_cc_with_libunwind@,$libc_cv_cc_with_libunwind,;t t
-s,@libc_cv_z_nodelete@,$libc_cv_z_nodelete,;t t
-s,@libc_cv_z_nodlopen@,$libc_cv_z_nodlopen,;t t
-s,@libc_cv_z_initfirst@,$libc_cv_z_initfirst,;t t
-s,@libc_cv_z_relro@,$libc_cv_z_relro,;t t
 s,@libc_cv_Bgroup@,$libc_cv_Bgroup,;t t
 s,@libc_cv_libgcc_s_suffix@,$libc_cv_libgcc_s_suffix,;t t
 s,@libc_cv_as_needed@,$libc_cv_as_needed,;t t
diff --git a/configure.in b/configure.in
index 6a7e51d853..fb43804b1f 100644
--- a/configure.in
+++ b/configure.in
@@ -1259,12 +1259,9 @@ EOF
   if AC_TRY_COMMAND(${CC-cc} -c $ASFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then
     libc_cv_asm_protected_directive=yes
   else
-    libc_cv_asm_protected_directive=no
+    AC_MSG_ERROR(assembler support for symbol visibility is required)
   fi
   rm -f conftest*])
-  AC_SUBST(libc_cv_asm_protected_directive)
-  AC_DEFINE(HAVE_PROTECTED)
-  AC_DEFINE(HAVE_HIDDEN)
 
   if test $libc_cv_asm_protected_directive = yes; then
     AC_CACHE_CHECK(whether __attribute__((visibility())) is supported,
@@ -1283,8 +1280,8 @@ EOF
 		  fi
 		  rm -f conftest.[cs]
 		 ])
-    if test $libc_cv_visibility_attribute = yes; then
-      AC_DEFINE(HAVE_VISIBILITY_ATTRIBUTE)
+    if test $libc_cv_visibility_attribute != yes; then
+      AC_MSG_ERROR(compiler support for visibility attribute is required)
     fi
   fi
 
@@ -1307,7 +1304,7 @@ changequote([,])dnl
 		  rm -f conftest.c conftest.s
 		 ])
     if test $libc_cv_broken_visibility_attribute = yes; then
-      AC_DEFINE(HAVE_BROKEN_VISIBILITY_ATTRIBUTE)
+      AC_MSG_ERROR(working compiler support for visibility attribute is required)
     fi
   fi
 
@@ -1331,7 +1328,7 @@ EOF
 		  rm -f conftest.c conftest.s
 		 ])
   if test $libc_cv_broken_alias_attribute = yes; then
-    AC_DEFINE(HAVE_BROKEN_ALIAS_ATTRIBUTE)
+    AC_MSG_ERROR(working alias attribute support required)
   fi
 
   if test $libc_cv_visibility_attribute = yes; then
@@ -1403,10 +1400,9 @@ EOF
   then
     libc_cv_z_nodelete=yes
   else
-    libc_cv_z_nodelete=no
+    AC_MSG_ERROR(linker with -z nodelete support required)
   fi
   rm -f conftest*])
-  AC_SUBST(libc_cv_z_nodelete)
 
   AC_CACHE_CHECK(for -z nodlopen option,
 		 libc_cv_z_nodlopen, [dnl
@@ -1420,10 +1416,9 @@ EOF
   then
     libc_cv_z_nodlopen=yes
   else
-    libc_cv_z_nodlopen=no
+    AC_MSG_ERROR(linker with -z nodlopen support required)
   fi
   rm -f conftest*])
-  AC_SUBST(libc_cv_z_nodlopen)
 
   AC_CACHE_CHECK(for -z initfirst option,
 		 libc_cv_z_initfirst, [dnl
@@ -1437,10 +1432,9 @@ EOF
   then
     libc_cv_z_initfirst=yes
   else
-    libc_cv_z_initfirst=no
+    AC_MSG_ERROR(linker with -z initfirst support required)
   fi
   rm -f conftest*])
-  AC_SUBST(libc_cv_z_initfirst)
 
   AC_CACHE_CHECK(for -z relro option,
 		 libc_cv_z_relro, [dnl
@@ -1452,9 +1446,8 @@ EOF
       libc_cv_z_relro=yes
     fi
   fi])
-  AC_SUBST(libc_cv_z_relro)
-  if test $libc_cv_z_relro = yes; then
-    AC_DEFINE(HAVE_Z_RELRO)
+  if test $libc_cv_z_relro != yes; then
+    AC_MSG_ERROR(linker with -z relro support required)
   fi
 
   AC_CACHE_CHECK(for -Bgroup option,
diff --git a/csu/Versions b/csu/Versions
index a1321a9df8..f0b4f00549 100644
--- a/csu/Versions
+++ b/csu/Versions
@@ -5,7 +5,7 @@ libc {
     # helper functions
     __libc_init_first; __libc_start_main;
 
-%if !(USE_TLS && HAVE___THREAD)
+%if !HAVE___THREAD
     # global variables
     _errno;
 
@@ -18,7 +18,7 @@ libc {
     gnu_get_libc_release; gnu_get_libc_version;
   }
   GLIBC_PRIVATE {
-%if USE_TLS && HAVE___THREAD
+%if HAVE___THREAD
     # This version is for the TLS symbol, GLIBC_2.0 is the old object symbol.
     errno;
 %endif
diff --git a/csu/libc-start.c b/csu/libc-start.c
index 194db6b1ec..634844759d 100644
--- a/csu/libc-start.c
+++ b/csu/libc-start.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2003, 2004, 2005 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2003, 2004, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -30,11 +30,7 @@ extern int __libc_multiple_libcs;
 #include <tls.h>
 #ifndef SHARED
 # include <dl-osinfo.h>
-extern void __pthread_initialize_minimal (void)
-# if !(USE_TLS - 0) && !defined NONTLS_INIT_TP
-     __attribute__ ((weak))
-# endif
-     ;
+extern void __pthread_initialize_minimal (void);
 # ifndef THREAD_SET_STACK_GUARD
 /* Only exported for architectures that don't store the stack guard canary
    in thread local area.  */
@@ -140,13 +136,8 @@ LIBC_START_MAIN (int (*main) (int, char **, char ** MAIN_AUXVEC_DECL),
 
   /* Initialize the thread library at least a bit since the libgcc
      functions are using thread functions if these are available and
-     we need to setup errno.  If there is no thread library and we
-     handle TLS the function is defined in the libc to initialized the
-     TLS handling.  */
-# if !(USE_TLS - 0) && !defined NONTLS_INIT_TP
-  if (__pthread_initialize_minimal)
-# endif
-    __pthread_initialize_minimal ();
+     we need to setup errno.  */
+  __pthread_initialize_minimal ();
 #endif
 
 # ifndef SHARED
diff --git a/csu/libc-tls.c b/csu/libc-tls.c
index 3544e396da..0d240ccef9 100644
--- a/csu/libc-tls.c
+++ b/csu/libc-tls.c
@@ -1,5 +1,5 @@
 /* Initialization code for TLS in statically linked application.
-   Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -29,7 +29,6 @@
  #error makefile bug, this file is for static only
 #endif
 
-#ifdef USE_TLS
 extern ElfW(Phdr) *_dl_phdr;
 extern size_t _dl_phnum;
 
@@ -143,19 +142,19 @@ __libc_setup_tls (size_t tcbsize, size_t tcbalign)
      The initialized value of _dl_tls_static_size is provided by dl-open.c
      to request some surplus that permits dynamic loading of modules with
      IE-model TLS.  */
-# if TLS_TCB_AT_TP
+#if TLS_TCB_AT_TP
   tcb_offset = roundup (memsz + GL(dl_tls_static_size), tcbalign);
   tlsblock = __sbrk (tcb_offset + tcbsize + max_align);
-# elif TLS_DTV_AT_TP
+#elif TLS_DTV_AT_TP
   tcb_offset = roundup (tcbsize, align ?: 1);
   tlsblock = __sbrk (tcb_offset + memsz + max_align
 		     + TLS_PRE_TCB_SIZE + GL(dl_tls_static_size));
   tlsblock += TLS_PRE_TCB_SIZE;
-# else
+#else
   /* In case a model with a different layout for the TCB and DTV
      is defined add another #elif here and in the following #ifs.  */
-#  error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
-# endif
+# error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
+#endif
 
   /* Align the TLS block.  */
   tlsblock = (void *) (((uintptr_t) tlsblock + max_align - 1)
@@ -166,16 +165,16 @@ __libc_setup_tls (size_t tcbsize, size_t tcbalign)
   // static_dtv[1].counter = 0;		would be needed if not already done
 
   /* Initialize the TLS block.  */
-# if TLS_TCB_AT_TP
+#if TLS_TCB_AT_TP
   static_dtv[2].pointer.val = ((char *) tlsblock + tcb_offset
 			       - roundup (memsz, align ?: 1));
   static_map.l_tls_offset = roundup (memsz, align ?: 1);
-# elif TLS_DTV_AT_TP
+#elif TLS_DTV_AT_TP
   static_dtv[2].pointer.val = (char *) tlsblock + tcb_offset;
   static_map.l_tls_offset = tcb_offset;
-# else
-#  error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
-# endif
+#else
+# error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
+#endif
   static_dtv[2].pointer.is_static = true;
   /* sbrk gives us zero'd memory, so we don't need to clear the remainder.  */
   memcpy (static_dtv[2].pointer.val, initimage, filesz);
@@ -183,16 +182,16 @@ __libc_setup_tls (size_t tcbsize, size_t tcbalign)
   /* Install the pointer to the dtv.  */
 
   /* Initialize the thread pointer.  */
-# if TLS_TCB_AT_TP
+#if TLS_TCB_AT_TP
   INSTALL_DTV ((char *) tlsblock + tcb_offset, static_dtv);
 
   const char *lossage = TLS_INIT_TP ((char *) tlsblock + tcb_offset, 0);
-# elif TLS_DTV_AT_TP
+#elif TLS_DTV_AT_TP
   INSTALL_DTV (tlsblock, static_dtv);
   const char *lossage = TLS_INIT_TP (tlsblock, 0);
-# else
-#  error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
-# endif
+#else
+# error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
+#endif
   if (__builtin_expect (lossage != NULL, 0))
     __libc_fatal (lossage);
 
@@ -212,11 +211,11 @@ __libc_setup_tls (size_t tcbsize, size_t tcbalign)
 
   memsz = roundup (memsz, align ?: 1);
 
-# if TLS_TCB_AT_TP
+#if TLS_TCB_AT_TP
   memsz += tcbsize;
-# elif TLS_DTV_AT_TP
+#elif TLS_DTV_AT_TP
   memsz += tcb_offset;
-# endif
+#endif
 
   init_static_tls (memsz, MAX (TLS_TCB_ALIGN, max_align));
 }
@@ -230,11 +229,11 @@ _dl_tls_setup (void)
 {
   init_slotinfo ();
   init_static_tls (
-# if TLS_TCB_AT_TP
+#if TLS_TCB_AT_TP
 		   TLS_TCB_SIZE,
-# else
+#else
 		   0,
-# endif
+#endif
 		   TLS_TCB_ALIGN);
   return 0;
 }
@@ -248,16 +247,3 @@ __pthread_initialize_minimal (void)
 {
   __libc_setup_tls (TLS_INIT_TCB_SIZE, TLS_INIT_TCB_ALIGN);
 }
-
-#elif defined NONTLS_INIT_TP
-
-/* This is the minimal initialization function used when libpthread is
-   not used.  */
-void
-__attribute__ ((weak))
-__pthread_initialize_minimal (void)
-{
-  NONTLS_INIT_TP;
-}
-
-#endif
diff --git a/csu/version.c b/csu/version.c
index 2196d20432..1b98c4a7e9 100644
--- a/csu/version.c
+++ b/csu/version.c
@@ -34,9 +34,6 @@ Compiled by GNU CC version "__VERSION__".\n"
 #ifdef GLIBC_OLDEST_ABI
 "The oldest ABI supported: " GLIBC_OLDEST_ABI ".\n"
 #endif
-#ifdef USE_TLS
-"Thread-local storage support included.\n"
-#endif
 "For bug reporting instructions, please see:\n\
 <http://www.gnu.org/software/libc/bugs.html>.\n";
 
diff --git a/dlfcn/Makefile b/dlfcn/Makefile
index 63e7b31b2a..e8fbab2958 100644
--- a/dlfcn/Makefile
+++ b/dlfcn/Makefile
@@ -41,10 +41,7 @@ endif
 ifeq (yes,$(build-shared))
 tests = glrefmain failtest tst-dladdr default errmsg1 tstcxaatexit \
 	bug-dlopen1 bug-dlsym1 tst-dlinfo bug-atexit1 bug-atexit2 \
-	bug-atexit3
-ifeq (yes,$(have-protected))
-tests += tstatexit
-endif
+	bug-atexit3 tstatexit
 endif
 modules-names = glreflib1 glreflib2 failtestmod defaultmod1 defaultmod2 \
 		errmsg1mod modatexit modcxaatexit \
diff --git a/dlfcn/dlinfo.c b/dlfcn/dlinfo.c
index b1e2b009a5..923127cbf3 100644
--- a/dlfcn/dlinfo.c
+++ b/dlfcn/dlinfo.c
@@ -32,9 +32,7 @@ dlinfo (void *handle, int request, void *arg)
 
 #else
 
-# ifdef USE_TLS
-#  include <dl-tls.h>
-# endif
+# include <dl-tls.h>
 
 struct dlinfo_args
 {
@@ -97,18 +95,14 @@ RTLD_SELF used in code not dynamically loaded"));
 
     case RTLD_DI_TLS_MODID:
       *(size_t *) args->arg = 0;
-#ifdef USE_TLS
       *(size_t *) args->arg = l->l_tls_modid;
-#endif
       break;
 
     case RTLD_DI_TLS_DATA:
       {
 	void *data = NULL;
-#ifdef USE_TLS
 	if (l->l_tls_modid != 0)
 	  data = _dl_tls_get_addr_soft (l);
-#endif
 	*(void **) args->arg = data;
 	break;
       }
diff --git a/elf/Makefile b/elf/Makefile
index b1a9bab022..afebaec1ec 100644
--- a/elf/Makefile
+++ b/elf/Makefile
@@ -159,8 +159,8 @@ endif
 ifeq (yes,$(build-shared))
 tests += loadtest restest1 preloadtest loadfail multiload origtest resolvfail \
 	 constload1 order $(tests-vis-$(have-protected)) noload filter unload \
-	 reldep reldep2 reldep3 reldep4 $(tests-nodelete-$(have-z-nodelete)) \
-	 $(tests-nodlopen-$(have-z-nodlopen)) neededtest neededtest2 \
+	 reldep reldep2 reldep3 reldep4 nodelete nodelete2 \
+	 nodlopen nodlopen2 neededtest neededtest2 \
 	 neededtest3 neededtest4 unload2 lateglobal initfirst global \
 	 restest2 next dblload dblunload reldep5 reldep6 reldep7 reldep8 \
 	 circleload1 tst-tls3 tst-tls4 tst-tls5 tst-tls6 tst-tls7 tst-tls8 \
@@ -171,12 +171,10 @@ tests += loadtest restest1 preloadtest loadfail multiload origtest resolvfail \
 	 tst-dlmopen1 tst-dlmopen2 tst-dlmopen3 \
 	 unload3 unload4 unload5 unload6 unload7 tst-global1 order2 \
 	 tst-audit1 tst-audit2 \
-	 tst-stackguard1 tst-addr1
+	 tst-stackguard1 tst-addr1 tst-thrlock
 #	 reldep9
 test-srcs = tst-pathopt
 tests-vis-yes = vismain
-tests-nodelete-yes = nodelete nodelete2
-tests-nodlopen-yes = nodlopen nodlopen2
 tests-execstack-yes = tst-execstack tst-execstack-needed tst-execstack-prog
 endif
 ifeq (yesyes,$(have-fpie)$(build-shared))
@@ -186,8 +184,9 @@ tests: $(objpfx)tst-leaks1-mem
 modules-names = testobj1 testobj2 testobj3 testobj4 testobj5 testobj6 \
 		testobj1_1 failobj constload2 constload3 unloadmod \
 		dep1 dep2 dep3 dep4 $(modules-vis-$(have-protected)) \
-		$(modules-nodelete-$(have-z-nodelete)) \
-		$(modules-nodlopen-$(have-z-nodlopen)) filtmod1 filtmod2 \
+		nodelmod1 nodelmod2 nodelmod3 nodelmod4 \
+		nodel2mod1 nodel2mod2 nodel2mod3 \
+		nodlopenmod nodlopenmod2 filtmod1 filtmod2 \
 		reldepmod1 reldepmod2 reldepmod3 reldepmod4 nextmod1 nextmod2 \
 		reldep4mod1 reldep4mod2 reldep4mod3 reldep4mod4 \
 		neededobj1 neededobj2 neededobj3 neededobj4 \
@@ -221,9 +220,6 @@ ifeq (yesyes,$(have-fpie)$(build-shared))
 modules-names += tst-piemod1
 endif
 modules-vis-yes = vismod1 vismod2 vismod3
-modules-nodelete-yes = nodelmod1 nodelmod2 nodelmod3 nodelmod4 \
-		       nodel2mod1 nodel2mod2 nodel2mod3
-modules-nodlopen-yes = nodlopenmod nodlopenmod2
 modules-execstack-yes = tst-execstack-mod
 extra-test-objs += $(addsuffix .os,$(strip $(modules-names)))
 # We need this variable to be sure the test modules get the right CPPFLAGS.
@@ -916,3 +912,5 @@ $(objpfx)tst-leaks1-mem: $(objpfx)tst-leaks1.out
 tst-leaks1-ENV = MALLOC_TRACE=$(objpfx)tst-leaks1.mtrace
 
 $(objpfx)tst-addr1: $(libdl)
+
+$(objpfx)tst-thrlock: $(libdl) $(shared-thread-library)
diff --git a/elf/dl-addr.c b/elf/dl-addr.c
index 720b24d04b..e55dc4b46f 100644
--- a/elf/dl-addr.c
+++ b/elf/dl-addr.c
@@ -93,9 +93,7 @@ _dl_addr (const void *address, Dl_info *info,
 			 so we can omit that test here.  */
 		      if ((symtab[symndx].st_shndx != SHN_UNDEF
 			   || symtab[symndx].st_value != 0)
-#ifdef USE_TLS
 			  && ELFW(ST_TYPE) (symtab[symndx].st_info) != STT_TLS
-#endif
 			  && DL_ADDR_SYM_MATCH (match, &symtab[symndx],
 						matchsym, addr)
 			  && symtab[symndx].st_name < strtabsize)
@@ -123,9 +121,7 @@ _dl_addr (const void *address, Dl_info *info,
 	  for (; (void *) symtab < (void *) symtabend; ++symtab)
 	    if ((ELFW(ST_BIND) (symtab->st_info) == STB_GLOBAL
 		 || ELFW(ST_BIND) (symtab->st_info) == STB_WEAK)
-#ifdef USE_TLS
 		&& ELFW(ST_TYPE) (symtab->st_info) != STT_TLS
-#endif
 		&& (symtab->st_shndx != SHN_UNDEF
 		    || symtab->st_value != 0)
 		&& DL_ADDR_SYM_MATCH (match, symtab, matchsym, addr)
diff --git a/elf/dl-cache.c b/elf/dl-cache.c
index fc7d9916c6..bbeba77e4a 100644
--- a/elf/dl-cache.c
+++ b/elf/dl-cache.c
@@ -256,11 +256,7 @@ _dl_load_cache_lookup (const char *name)
 	platform = 1ULL << platform;
 
       /* Only accept hwcap if it's for the right platform.  */
-#ifdef USE_TLS
-# define _DL_HWCAP_TLS_MASK (1LL << 63)
-#else
-# define _DL_HWCAP_TLS_MASK 0
-#endif
+#define _DL_HWCAP_TLS_MASK (1LL << 63)
 #define HWCAP_CHECK \
       if (GLRO(dl_osversion) && lib->osversion > GLRO(dl_osversion))	      \
 	continue;							      \
diff --git a/elf/dl-close.c b/elf/dl-close.c
index 31bc80b935..df968fe649 100644
--- a/elf/dl-close.c
+++ b/elf/dl-close.c
@@ -41,7 +41,6 @@ typedef void (*fini_t) (void);
 #define IDX_STILL_USED -1
 
 
-#ifdef USE_TLS
 /* Returns true we an non-empty was found.  */
 static bool
 remove_slotinfo (size_t idx, struct dtv_slotinfo_list *listp, size_t disp,
@@ -103,26 +102,12 @@ remove_slotinfo (size_t idx, struct dtv_slotinfo_list *listp, size_t disp,
   /* No non-entry in this list element.  */
   return false;
 }
-#endif
 
 
 void
-_dl_close (void *_map)
+_dl_close_worker (struct link_map *map)
 {
-  struct link_map *map = _map;
   Lmid_t ns = map->l_ns;
-  unsigned int i;
-  /* First see whether we can remove the object at all.  */
-  if (__builtin_expect (map->l_flags_1 & DF_1_NODELETE, 0)
-      && map->l_init_called)
-    /* Nope.  Do nothing.  */
-    return;
-
-  if (__builtin_expect (map->l_direct_opencount, 1) == 0)
-    GLRO(dl_signal_error) (0, map->l_name, NULL, N_("shared object not open"));
-
-  /* Acquire the lock.  */
-  __rtld_lock_lock_recursive (GL(dl_load_lock));
 
   /* One less direct use.  */
   --map->l_direct_opencount;
@@ -143,16 +128,13 @@ _dl_close (void *_map)
 	_dl_debug_printf ("\nclosing file=%s; direct_opencount=%u\n",
 			  map->l_name, map->l_direct_opencount);
 
-      __rtld_lock_unlock_recursive (GL(dl_load_lock));
       return;
     }
 
  retry:
   dl_close_state = pending;
 
-#ifdef USE_TLS
   bool any_tls = false;
-#endif
   const unsigned int nloaded = GL(dl_ns)[ns]._ns_nloaded;
   char used[nloaded];
   char done[nloaded];
@@ -246,7 +228,7 @@ _dl_close (void *_map)
 #endif
   bool unload_any = false;
   unsigned int first_loaded = ~0;
-  for (i = 0; i < nloaded; ++i)
+  for (unsigned int i = 0; i < nloaded; ++i)
     {
       struct link_map *imap = maps[i];
 
@@ -417,7 +399,7 @@ _dl_close (void *_map)
 
 	      struct r_scope_elem **old = imap->l_scope;
 
-	      if (SINGLE_THREAD_P)
+	      if (RTLD_SINGLE_THREAD_P)
 		imap->l_scope = newp;
 	      else
 		{
@@ -474,15 +456,13 @@ _dl_close (void *_map)
   r->r_state = RT_DELETE;
   _dl_debug_state ();
 
-#ifdef USE_TLS
   size_t tls_free_start;
   size_t tls_free_end;
   tls_free_start = tls_free_end = NO_TLS_OFFSET;
-#endif
 
   /* Check each element of the search list to see if all references to
      it are gone.  */
-  for (i = first_loaded; i < nloaded; ++i)
+  for (unsigned int i = first_loaded; i < nloaded; ++i)
     {
       struct link_map *imap = maps[i];
       if (!used[i])
@@ -509,7 +489,6 @@ _dl_close (void *_map)
 	      --GL(dl_ns)[ns]._ns_main_searchlist->r_nlist;
 	    }
 
-#ifdef USE_TLS
 	  /* Remove the object from the dtv slotinfo array if it uses TLS.  */
 	  if (__builtin_expect (imap->l_tls_blocksize > 0, 0))
 	    {
@@ -528,7 +507,7 @@ _dl_close (void *_map)
 		     this search list, going in either direction.  When the
 		     whole chunk is at the end of the used area then we can
 		     reclaim it.  */
-# if TLS_TCB_AT_TP
+#if TLS_TCB_AT_TP
 		  if (tls_free_start == NO_TLS_OFFSET
 		      || (size_t) imap->l_tls_offset == tls_free_start)
 		    {
@@ -568,7 +547,7 @@ _dl_close (void *_map)
 			    = tls_free_end - imap->l_tls_blocksize;
 			}
 		    }
-# elif TLS_DTV_AT_TP
+#elif TLS_DTV_AT_TP
 		  if ((size_t) imap->l_tls_offset == tls_free_end)
 		    /* Extend the contiguous chunk being reclaimed.  */
 		    tls_free_end -= imap->l_tls_blocksize;
@@ -585,12 +564,11 @@ _dl_close (void *_map)
 		      tls_free_start = imap->l_tls_offset;
 		      tls_free_end = tls_free_start + imap->l_tls_blocksize;
 		    }
-# else
-#  error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
-# endif
+#else
+# error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
+#endif
 		}
 	    }
-#endif
 
 	  /* We can unmap all the maps at once.  We determined the
 	     start address and length when we loaded the object and
@@ -656,7 +634,6 @@ _dl_close (void *_map)
 	}
     }
 
-#ifdef USE_TLS
   /* If we removed any object which uses TLS bump the generation counter.  */
   if (any_tls)
     {
@@ -666,7 +643,6 @@ _dl_close (void *_map)
       if (tls_free_end == GL(dl_tls_static_used))
 	GL(dl_tls_static_used) = tls_free_start;
     }
-#endif
 
 #ifdef SHARED
   /* Auditing checkpoint: we have deleted all objects.  */
@@ -698,11 +674,34 @@ _dl_close (void *_map)
     goto retry;
 
   dl_close_state = not_pending;
+}
+
+
+void
+_dl_close (void *_map)
+{
+  struct link_map *map = _map;
+
+  /* First see whether we can remove the object at all.  */
+  if (__builtin_expect (map->l_flags_1 & DF_1_NODELETE, 0))
+    {
+      assert (map->l_init_called);
+      /* Nope.  Do nothing.  */
+      return;
+    }
+
+  if (__builtin_expect (map->l_direct_opencount, 1) == 0)
+    GLRO(dl_signal_error) (0, map->l_name, NULL, N_("shared object not open"));
+
+  /* Acquire the lock.  */
+  __rtld_lock_lock_recursive (GL(dl_load_lock));
+
+  _dl_close_worker (map);
+
   __rtld_lock_unlock_recursive (GL(dl_load_lock));
 }
 
 
-#ifdef USE_TLS
 static bool __libc_freeres_fn_section
 free_slotinfo (struct dtv_slotinfo_list **elemp)
 {
@@ -729,7 +728,6 @@ free_slotinfo (struct dtv_slotinfo_list **elemp)
 
   return true;
 }
-#endif
 
 
 libc_freeres_fn (free_mem)
@@ -755,22 +753,20 @@ libc_freeres_fn (free_mem)
 	free (old);
       }
 
-#ifdef USE_TLS
   if (USE___THREAD || GL(dl_tls_dtv_slotinfo_list) != NULL)
     {
       /* Free the memory allocated for the dtv slotinfo array.  We can do
 	 this only if all modules which used this memory are unloaded.  */
-# ifdef SHARED
+#ifdef SHARED
       if (GL(dl_initial_dtv) == NULL)
 	/* There was no initial TLS setup, it was set up later when
 	   it used the normal malloc.  */
 	free_slotinfo (&GL(dl_tls_dtv_slotinfo_list));
       else
-# endif
+#endif
 	/* The first element of the list does not have to be deallocated.
 	   It was allocated in the dynamic linker (i.e., with a different
 	   malloc), and in the static library it's in .bss space.  */
 	free_slotinfo (&GL(dl_tls_dtv_slotinfo_list)->next);
     }
-#endif
 }
diff --git a/elf/dl-iteratephdr.c b/elf/dl-iteratephdr.c
index 52a114421d..d03d8b6daf 100644
--- a/elf/dl-iteratephdr.c
+++ b/elf/dl-iteratephdr.c
@@ -70,11 +70,9 @@ __dl_iterate_phdr (int (*callback) (struct dl_phdr_info *info,
       info.dlpi_subs = GL(dl_load_adds) - nloaded;
       info.dlpi_tls_modid = 0;
       info.dlpi_tls_data = NULL;
-#ifdef USE_TLS
       info.dlpi_tls_modid = l->l_tls_modid;
       if (info.dlpi_tls_modid != 0)
 	info.dlpi_tls_data = _dl_tls_get_addr_soft (l);
-#endif
       ret = callback (&info, sizeof (struct dl_phdr_info), data);
       if (ret)
 	break;
diff --git a/elf/dl-load.c b/elf/dl-load.c
index 36dc123c01..ccbbf4fdd2 100644
--- a/elf/dl-load.c
+++ b/elf/dl-load.c
@@ -1085,7 +1085,6 @@ _dl_map_object_from_fd (const char *name, int fd, struct filebuf *fbp,
 	  break;
 
 	case PT_TLS:
-#ifdef USE_TLS
 	  if (ph->p_memsz == 0)
 	    /* Nothing to do for an empty segment.  */
 	    break;
@@ -1113,7 +1112,7 @@ _dl_map_object_from_fd (const char *name, int fd, struct filebuf *fbp,
 	      break;
 	    }
 
-# ifdef SHARED
+#ifdef SHARED
 	  if (l->l_prev == NULL || (mode & __RTLD_AUDIT) != 0)
 	    /* We are loading the executable itself when the dynamic linker
 	       was executed directly.  The setup will happen later.  */
@@ -1122,7 +1121,7 @@ _dl_map_object_from_fd (const char *name, int fd, struct filebuf *fbp,
 	  /* In a static binary there is no way to tell if we dynamically
 	     loaded libpthread.  */
 	  if (GL(dl_error_catch_tsd) == &_dl_initial_error_catch_tsd)
-# endif
+#endif
 	    {
 	      /* We have not yet loaded libpthread.
 		 We can do the TLS setup right now!  */
@@ -1155,7 +1154,6 @@ cannot allocate TLS data structures for initial thread");
 	      _dl_deallocate_tls (tcb, 1);
 	      goto call_lose;
 	    }
-#endif
 
 	  /* Uh-oh, the binary expects TLS support but we cannot
 	     provide it.  */
@@ -1394,7 +1392,7 @@ cannot allocate TLS data structures for initial thread");
 	 requires that it be executable.  We must change the
 	 protection of the variable which contains the flags used in
 	 the mprotect calls.  */
-#if defined HAVE_Z_RELRO && defined SHARED
+#ifdef SHARED
       if ((mode & (__RTLD_DLOPEN | __RTLD_AUDIT)) == __RTLD_DLOPEN)
 	{
 	  const uintptr_t p = (uintptr_t) &__stack_prot & -GLRO(dl_pagesize);
@@ -1431,11 +1429,9 @@ cannot enable executable stack as shared object requires");
 	}
     }
 
-#ifdef USE_TLS
   /* Adjust the address of the TLS initialization image.  */
   if (l->l_tls_initimage != NULL)
     l->l_tls_initimage = (char *) l->l_tls_initimage + l->l_addr;
-#endif
 
   /* We are done mapping in the file.  We no longer need the descriptor.  */
   if (__builtin_expect (__close (fd) != 0, 0))
@@ -1939,11 +1935,10 @@ open_path (const char *name, size_t namelen, int preloaded,
 	 must not be freed using the general free() in libc.  */
       if (sps->malloced)
 	free (sps->dirs);
-#ifdef HAVE_Z_RELRO
+
       /* rtld_search_dirs is attribute_relro, therefore avoid writing
 	 into it.  */
       if (sps != &rtld_search_dirs)
-#endif
 	sps->dirs = (void *) -1;
     }
 
diff --git a/elf/dl-lookup.c b/elf/dl-lookup.c
index 29a52165ce..019278c9b0 100644
--- a/elf/dl-lookup.c
+++ b/elf/dl-lookup.c
@@ -449,12 +449,10 @@ _dl_debug_bindings (const char *undef_name, struct link_map *undef_map,
 	    conflict = 1;
 	}
 
-# ifdef USE_TLS
       if (value->s
 	  && (__builtin_expect (ELFW(ST_TYPE) (value->s->st_info)
 				== STT_TLS, 0)))
 	type_class = 4;
-# endif
 
       if (conflict
 	  || GLRO(dl_trace_prelink_map) == undef_map
diff --git a/elf/dl-object.c b/elf/dl-object.c
index 29f44bfd55..33ee860e59 100644
--- a/elf/dl-object.c
+++ b/elf/dl-object.c
@@ -64,7 +64,7 @@ _dl_new_object (char *realname, const char *libname, int type,
   new->l_name = realname;
   new->l_type = type;
   new->l_loader = loader;
-#if defined USE_TLS && NO_TLS_OFFSET != 0
+#if NO_TLS_OFFSET != 0
   new->l_tls_offset = NO_TLS_OFFSET;
 #endif
   new->l_ns = nsid;
diff --git a/elf/dl-open.c b/elf/dl-open.c
index 2a891f244d..c997521126 100644
--- a/elf/dl-open.c
+++ b/elf/dl-open.c
@@ -164,9 +164,7 @@ dl_open_worker (void *a)
   struct link_map *new, *l;
   int lazy;
   unsigned int i;
-#ifdef USE_TLS
   bool any_tls = false;
-#endif
   struct link_map *call_map = NULL;
 
   /* Check whether _dl_open() has been called from a valid DSO.  */
@@ -419,7 +417,7 @@ dl_open_worker (void *a)
 	      memcpy (newp, imap->l_scope, cnt * sizeof (imap->l_scope[0]));
 	      struct r_scope_elem **old = imap->l_scope;
 
-	      if (SINGLE_THREAD_P)
+	      if (RTLD_SINGLE_THREAD_P)
 		imap->l_scope = newp;
 	      else
 		{
@@ -441,7 +439,6 @@ dl_open_worker (void *a)
 	  atomic_write_barrier ();
 	  imap->l_scope[cnt] = &new->l_searchlist;
 	}
-#if USE_TLS
       /* Only add TLS memory if this object is loaded now and
 	 therefore is not yet initialized.  */
       else if (! imap->l_init_called
@@ -456,11 +453,11 @@ dl_open_worker (void *a)
 	  if (imap->l_need_tls_init)
 	    {
 	      imap->l_need_tls_init = 0;
-# ifdef SHARED
+#ifdef SHARED
 	      /* Update the slot information data for at least the
 		 generation of the DSO we are allocating data for.  */
 	      _dl_update_slotinfo (imap->l_tls_modid);
-# endif
+#endif
 
 	      GL(dl_init_static_tls) (imap);
 	      assert (imap->l_need_tls_init == 0);
@@ -469,15 +466,12 @@ dl_open_worker (void *a)
 	  /* We have to bump the generation counter.  */
 	  any_tls = true;
 	}
-#endif
     }
 
-#if USE_TLS
   /* Bump the generation number if necessary.  */
   if (any_tls && __builtin_expect (++GL(dl_tls_generation) == 0, 0))
     _dl_fatal_printf (N_("\
 TLS generation counter wrapped!  Please report this."));
-#endif
 
   /* Run the initializer functions of new objects.  */
   _dl_init (new, args->argc, args->argv, args->env);
@@ -574,7 +568,6 @@ no more namespaces available for dlmopen()"));
 	 state if relocation failed, for example.  */
       if (args.map)
 	{
-#ifdef USE_TLS
 	  /* Maybe some of the modules which were loaded use TLS.
 	     Since it will be removed in the following _dl_close call
 	     we have to mark the dtv array as having gaps to fill the
@@ -584,9 +577,8 @@ no more namespaces available for dlmopen()"));
 	     up.  */
 	  if ((mode & __RTLD_AUDIT) == 0)
 	    GL(dl_tls_dtv_gaps) = true;
-#endif
 
-	  _dl_close (args.map);
+	  _dl_close_worker (args.map);
 	}
 
       assert (_dl_debug_initialize (0, args.nsid)->r_state == RT_CONSISTENT);
diff --git a/elf/dl-reloc.c b/elf/dl-reloc.c
index 117410e924..c315b5d972 100644
--- a/elf/dl-reloc.c
+++ b/elf/dl-reloc.c
@@ -1,5 +1,5 @@
 /* Relocate a shared object and resolve its references to other loaded objects.
-   Copyright (C) 1995-2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 1995-2004, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -35,7 +35,6 @@
 #endif
 
 
-#ifdef USE_TLS
 /* We are trying to perform a static TLS relocation in MAP, but it was
    dynamically loaded.  This can only work if there is enough surplus in
    the static TLS area already allocated for each running thread.  If this
@@ -56,7 +55,7 @@ _dl_allocate_static_tls (struct link_map *map)
 cannot allocate memory in static TLS block"));
     }
 
-# if TLS_TCB_AT_TP
+#if TLS_TCB_AT_TP
   size_t freebytes;
   size_t n;
   size_t blsize;
@@ -73,7 +72,7 @@ cannot allocate memory in static TLS block"));
 					    - map->l_tls_firstbyte_offset);
 
   map->l_tls_offset = GL(dl_tls_static_used) = offset;
-# elif TLS_DTV_AT_TP
+#elif TLS_DTV_AT_TP
   size_t used;
   size_t check;
 
@@ -87,9 +86,9 @@ cannot allocate memory in static TLS block"));
 
   map->l_tls_offset = offset;
   GL(dl_tls_static_used) = used;
-# else
-#  error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
-# endif
+#else
+# error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
+#endif
 
   /* If the object is not yet relocated we cannot initialize the
      static TLS region.  Delay it.  */
@@ -115,13 +114,13 @@ cannot allocate memory in static TLS block"));
 void
 _dl_nothread_init_static_tls (struct link_map *map)
 {
-# if TLS_TCB_AT_TP
+#if TLS_TCB_AT_TP
   void *dest = (char *) THREAD_SELF - map->l_tls_offset;
-# elif TLS_DTV_AT_TP
+#elif TLS_DTV_AT_TP
   void *dest = (char *) THREAD_SELF + map->l_tls_offset + TLS_PRE_TCB_SIZE;
-# else
-#  error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
-# endif
+#else
+# error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
+#endif
 
   /* Fill in the DTV slot so that a later LD/GD access will find it.  */
   dtv_t *dtv = THREAD_DTV ();
@@ -133,7 +132,6 @@ _dl_nothread_init_static_tls (struct link_map *map)
   memset (__mempcpy (dest, map->l_tls_initimage, map->l_tls_initimage_size),
 	  '\0', map->l_tls_blocksize - map->l_tls_initimage_size);
 }
-#endif
 
 
 void
diff --git a/elf/dl-runtime.c b/elf/dl-runtime.c
index 0488fab8d0..afc99f6150 100644
--- a/elf/dl-runtime.c
+++ b/elf/dl-runtime.c
@@ -93,14 +93,14 @@ _dl_fixup (
 	    version = NULL;
 	}
 
-      if (l->l_type == lt_loaded && !SINGLE_THREAD_P)
+      if (l->l_type == lt_loaded && !RTLD_SINGLE_THREAD_P)
 	__rtld_mrlock_lock (l->l_scope_lock);
 
       result = _dl_lookup_symbol_x (strtab + sym->st_name, l, &sym,
 				    l->l_scope, version, ELF_RTYPE_CLASS_PLT,
 				    DL_LOOKUP_ADD_DEPENDENCY, NULL);
 
-      if (l->l_type == lt_loaded && !SINGLE_THREAD_P)
+      if (l->l_type == lt_loaded && !RTLD_SINGLE_THREAD_P)
 	__rtld_mrlock_unlock (l->l_scope_lock);
 
       /* Currently result contains the base load address (or link map)
@@ -181,7 +181,7 @@ _dl_profile_fixup (
 		version = NULL;
 	    }
 
-	  if (l->l_type == lt_loaded && !SINGLE_THREAD_P)
+	  if (l->l_type == lt_loaded && !RTLD_SINGLE_THREAD_P)
 	    __rtld_mrlock_lock (l->l_scope_lock);
 
 	  result = _dl_lookup_symbol_x (strtab + refsym->st_name, l, &defsym,
@@ -189,7 +189,7 @@ _dl_profile_fixup (
 					ELF_RTYPE_CLASS_PLT,
 					DL_LOOKUP_ADD_DEPENDENCY, NULL);
 
-	  if (l->l_type == lt_loaded && !SINGLE_THREAD_P)
+	  if (l->l_type == lt_loaded && !RTLD_SINGLE_THREAD_P)
 	    __rtld_mrlock_unlock (l->l_scope_lock);
 
 	  /* Currently result contains the base load address (or link map)
diff --git a/elf/dl-support.c b/elf/dl-support.c
index c3b6350ed3..fe8c68c9e4 100644
--- a/elf/dl-support.c
+++ b/elf/dl-support.c
@@ -1,5 +1,5 @@
 /* Support for dynamic linking code in static libc.
-   Copyright (C) 1996-2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 1996-2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -97,9 +97,7 @@ int _dl_starting_up = 1;
 hp_timing_t _dl_cpuclock_offset;
 #endif
 
-#ifdef USE_TLS
 void (*_dl_init_static_tls) (struct link_map *) = &_dl_nothread_init_static_tls;
-#endif
 
 size_t _dl_pagesize;
 
diff --git a/elf/dl-sym.c b/elf/dl-sym.c
index 8bb564c2fe..88a5adb0d5 100644
--- a/elf/dl-sym.c
+++ b/elf/dl-sym.c
@@ -26,12 +26,10 @@
 #include <ldsodefs.h>
 #include <dl-hash.h>
 #include <sysdep-cancel.h>
-#ifdef USE_TLS
-# include <dl-tls.h>
-#endif
+#include <dl-tls.h>
 
 
-#if defined USE_TLS && defined SHARED
+#ifdef SHARED
 /* Systems which do not have tls_index also probably have to define
    DONT_USE_TLS_INDEX.  */
 
@@ -115,7 +113,7 @@ do_sym (void *handle, const char *name, void *who,
 	 the initial binary.  And then the more complex part
 	 where the object is dynamically loaded and the scope
 	 array can change.  */
-      if (match->l_type != lt_loaded || SINGLE_THREAD_P)
+      if (match->l_type != lt_loaded || RTLD_SINGLE_THREAD_P)
 	result = GLRO(dl_lookup_symbol_x) (name, match, &ref,
 					   match->l_scope, vers, 0,
 					   flags | DL_LOOKUP_ADD_DEPENDENCY,
@@ -184,7 +182,7 @@ RTLD_NEXT used in code not dynamically loaded"));
     {
       void *value;
 
-#if defined USE_TLS && defined SHARED
+#ifdef SHARED
       if (ELFW(ST_TYPE) (ref->st_info) == STT_TLS)
 	/* The found symbol is a thread-local storage variable.
 	   Return the address for to the current thread.  */
diff --git a/elf/dl-sysdep.c b/elf/dl-sysdep.c
index 985e2b8f77..d06ce1754e 100644
--- a/elf/dl-sysdep.c
+++ b/elf/dl-sysdep.c
@@ -1,5 +1,5 @@
 /* Operating system support for run-time dynamic linker.  Generic Unix version.
-   Copyright (C) 1995-1998, 2000-2003, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 1995-1998, 2000-2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -405,25 +405,8 @@ _dl_important_hwcaps (const char *platform, size_t platform_len, size_t *sz,
     }
 #endif
 
-#ifdef USE_TLS
   /* For TLS enabled builds always add 'tls'.  */
   ++cnt;
-#else
-  if (cnt == 0)
-    {
-      /* If we no have platform name and no important capability we only
-	 have the base directory to search.  */
-      result = (struct r_strlenpair *) malloc (sizeof (*result));
-      if (result == NULL)
-	goto no_memory;
-
-      result[0].str = (char *) result;	/* Does not really matter.  */
-      result[0].len = 0;
-
-      *sz = 1;
-      return result;
-    }
-#endif
 
   /* Create temporary data structure to generate result table.  */
   temp = (struct r_strlenpair *) alloca (cnt * sizeof (*temp));
@@ -465,11 +448,11 @@ _dl_important_hwcaps (const char *platform, size_t platform_len, size_t *sz,
       temp[m].len = platform_len;
       ++m;
     }
-#ifdef USE_TLS
+
   temp[m].str = "tls";
   temp[m].len = 3;
   ++m;
-#endif
+
   assert (m == cnt);
 
   /* Determine the total size of all strings together.  */
@@ -487,13 +470,8 @@ _dl_important_hwcaps (const char *platform, size_t platform_len, size_t *sz,
   *sz = 1 << cnt;
   result = (struct r_strlenpair *) malloc (*sz * sizeof (*result) + total);
   if (result == NULL)
-    {
-#ifndef USE_TLS
-    no_memory:
-#endif
-      _dl_signal_error (ENOMEM, NULL, NULL,
-			N_("cannot create capability list"));
-    }
+    _dl_signal_error (ENOMEM, NULL, NULL,
+		      N_("cannot create capability list"));
 
   if (cnt == 1)
     {
diff --git a/elf/dl-tls.c b/elf/dl-tls.c
index a0f4f77ffa..d5865ab409 100644
--- a/elf/dl-tls.c
+++ b/elf/dl-tls.c
@@ -26,30 +26,26 @@
 #include <sys/param.h>
 
 #include <tls.h>
-
-/* We don't need any of this if TLS is not supported.  */
-#ifdef USE_TLS
-
-# include <dl-tls.h>
-# include <ldsodefs.h>
+#include <dl-tls.h>
+#include <ldsodefs.h>
 
 /* Amount of excess space to allocate in the static TLS area
    to allow dynamic loading of modules defining IE-model TLS data.  */
-# define TLS_STATIC_SURPLUS	64 + DL_NNS * 100
+#define TLS_STATIC_SURPLUS	64 + DL_NNS * 100
 
 /* Value used for dtv entries for which the allocation is delayed.  */
-# define TLS_DTV_UNALLOCATED	((void *) -1l)
+#define TLS_DTV_UNALLOCATED	((void *) -1l)
 
 
 /* Out-of-memory handler.  */
-# ifdef SHARED
+#ifdef SHARED
 static void
 __attribute__ ((__noreturn__))
 oom (void)
 {
   _dl_fatal_printf ("cannot allocate memory for thread-local data: ABORT\n");
 }
-# endif
+#endif
 
 
 size_t
@@ -113,7 +109,7 @@ _dl_next_tls_modid (void)
 }
 
 
-# ifdef SHARED
+#ifdef SHARED
 void
 internal_function
 _dl_determine_tlsoffset (void)
@@ -158,7 +154,7 @@ _dl_determine_tlsoffset (void)
      memory requirement for the next TLS block is smaller than the
      gap.  */
 
-# if TLS_TCB_AT_TP
+#if TLS_TCB_AT_TP
   /* We simply start with zero.  */
   size_t offset = 0;
 
@@ -205,7 +201,7 @@ _dl_determine_tlsoffset (void)
   GL(dl_tls_static_used) = offset;
   GL(dl_tls_static_size) = (roundup (offset + TLS_STATIC_SURPLUS, max_align)
 			    + TLS_TCB_SIZE);
-# elif TLS_DTV_AT_TP
+#elif TLS_DTV_AT_TP
   /* The TLS blocks start right after the TCB.  */
   size_t offset = TLS_TCB_SIZE;
 
@@ -249,9 +245,9 @@ _dl_determine_tlsoffset (void)
   GL(dl_tls_static_used) = offset;
   GL(dl_tls_static_size) = roundup (offset + TLS_STATIC_SURPLUS,
 				    TLS_TCB_ALIGN);
-# else
-#  error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
-# endif
+#else
+# error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
+#endif
 
   /* The alignment requirement for the static TLS block.  */
   GL(dl_tls_static_align) = max_align;
@@ -288,7 +284,7 @@ _dl_tls_setup (void)
   return 0;
 }
 rtld_hidden_def (_dl_tls_setup)
-# endif
+#endif
 
 static void *
 internal_function
@@ -337,13 +333,13 @@ _dl_allocate_tls_storage (void)
   void *result;
   size_t size = GL(dl_tls_static_size);
 
-# if TLS_DTV_AT_TP
+#if TLS_DTV_AT_TP
   /* Memory layout is:
      [ TLS_PRE_TCB_SIZE ] [ TLS_TCB_SIZE ] [ TLS blocks ]
 			  ^ This should be returned.  */
   size += (TLS_PRE_TCB_SIZE + GL(dl_tls_static_align) - 1)
 	  & ~(GL(dl_tls_static_align) - 1);
-# endif
+#endif
 
   /* Allocate a correctly aligned chunk of memory.  */
   result = __libc_memalign (GL(dl_tls_static_align), size);
@@ -352,14 +348,14 @@ _dl_allocate_tls_storage (void)
       /* Allocate the DTV.  */
       void *allocated = result;
 
-# if TLS_TCB_AT_TP
+#if TLS_TCB_AT_TP
       /* The TCB follows the TLS blocks.  */
       result = (char *) result + size - TLS_TCB_SIZE;
 
       /* Clear the TCB data structure.  We can't ask the caller (i.e.
 	 libpthread) to do it, because we will initialize the DTV et al.  */
       memset (result, '\0', TLS_TCB_SIZE);
-# elif TLS_DTV_AT_TP
+#elif TLS_DTV_AT_TP
       result = (char *) result + size - GL(dl_tls_static_size);
 
       /* Clear the TCB data structure and TLS_PRE_TCB_SIZE bytes before it.
@@ -367,7 +363,7 @@ _dl_allocate_tls_storage (void)
 	 initialize the DTV et al.  */
       memset ((char *) result - TLS_PRE_TCB_SIZE, '\0',
 	      TLS_PRE_TCB_SIZE + TLS_TCB_SIZE);
-# endif
+#endif
 
       result = allocate_dtv (result);
       if (result == NULL)
@@ -428,14 +424,14 @@ _dl_allocate_tls_init (void *result)
 
 	  assert (map->l_tls_modid == cnt);
 	  assert (map->l_tls_blocksize >= map->l_tls_initimage_size);
-# if TLS_TCB_AT_TP
+#if TLS_TCB_AT_TP
 	  assert ((size_t) map->l_tls_offset >= map->l_tls_blocksize);
 	  dest = (char *) result - map->l_tls_offset;
-# elif TLS_DTV_AT_TP
+#elif TLS_DTV_AT_TP
 	  dest = (char *) result + map->l_tls_offset;
-# else
-#  error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
-# endif
+#else
+# error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
+#endif
 
 	  /* Copy the initialization image and clear the BSS part.  */
 	  dtv[map->l_tls_modid].pointer.val = dest;
@@ -491,21 +487,21 @@ _dl_deallocate_tls (void *tcb, bool dealloc_tcb)
 
   if (dealloc_tcb)
     {
-# if TLS_TCB_AT_TP
+#if TLS_TCB_AT_TP
       /* The TCB follows the TLS blocks.  Back up to free the whole block.  */
       tcb -= GL(dl_tls_static_size) - TLS_TCB_SIZE;
-# elif TLS_DTV_AT_TP
+#elif TLS_DTV_AT_TP
       /* Back up the TLS_PRE_TCB_SIZE bytes.  */
       tcb -= (TLS_PRE_TCB_SIZE + GL(dl_tls_static_align) - 1)
 	     & ~(GL(dl_tls_static_align) - 1);
-# endif
+#endif
       free (tcb);
     }
 }
 rtld_hidden_def (_dl_deallocate_tls)
 
 
-# ifdef SHARED
+#ifdef SHARED
 /* The __tls_get_addr function has two basic forms which differ in the
    arguments.  The IA-64 form takes two parameters, the module ID and
    offset.  The form used, among others, on IA-32 takes a reference to
@@ -513,15 +509,15 @@ rtld_hidden_def (_dl_deallocate_tls)
    form seems to be more often used (in the moment) so we default to
    it.  Users of the IA-64 form have to provide adequate definitions
    of the following macros.  */
-#  ifndef GET_ADDR_ARGS
-#   define GET_ADDR_ARGS tls_index *ti
-#  endif
-#  ifndef GET_ADDR_MODULE
-#   define GET_ADDR_MODULE ti->ti_module
-#  endif
-#  ifndef GET_ADDR_OFFSET
-#   define GET_ADDR_OFFSET ti->ti_offset
-#  endif
+# ifndef GET_ADDR_ARGS
+#  define GET_ADDR_ARGS tls_index *ti
+# endif
+# ifndef GET_ADDR_MODULE
+#  define GET_ADDR_MODULE ti->ti_module
+# endif
+# ifndef GET_ADDR_OFFSET
+#  define GET_ADDR_OFFSET ti->ti_offset
+# endif
 
 
 static void *
@@ -732,7 +728,7 @@ __tls_get_addr (GET_ADDR_ARGS)
 
   return (char *) p + GET_ADDR_OFFSET;
 }
-# endif
+#endif
 
 
 /* Look up the module's TLS block as for __tls_get_addr,
@@ -840,4 +836,3 @@ cannot create TLS data structures"));
   listp->slotinfo[idx].map = l;
   listp->slotinfo[idx].gen = GL(dl_tls_generation) + 1;
 }
-#endif	/* use TLS */
diff --git a/elf/ldconfig.c b/elf/ldconfig.c
index 6800272ac7..0716a2acb8 100644
--- a/elf/ldconfig.c
+++ b/elf/ldconfig.c
@@ -1196,9 +1196,7 @@ main (int argc, char **argv)
 	  add_dir (argv[i]);
     }
 
-#ifdef USE_TLS
   hwcap_extra[63 - _DL_FIRST_EXTRA] = "tls";
-#endif
 
   set_hwcap ();
 
diff --git a/elf/rtld.c b/elf/rtld.c
index 8f0b0703a7..5e6ee51603 100644
--- a/elf/rtld.c
+++ b/elf/rtld.c
@@ -1,5 +1,5 @@
 /* Run time dynamic linker.
-   Copyright (C) 1995-2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+   Copyright (C) 1995-2002,2003,2004,2005,2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -207,8 +207,7 @@ DL_SYSINFO_IMPLEMENTATION
    is fine, too.  The latter is important here.  We can avoid setting
    up a temporary link map for ld.so if we can mark _rtld_global as
    hidden.  */
-#if defined PI_STATIC_AND_HIDDEN && defined HAVE_HIDDEN \
-    && defined HAVE_VISIBILITY_ATTRIBUTE
+#ifdef PI_STATIC_AND_HIDDEN
 # define DONT_USE_BOOTSTRAP_MAP	1
 #endif
 
@@ -292,7 +291,7 @@ _dl_start_final (void *arg, struct dl_start_final_info *info)
   GL(dl_rtld_map).l_map_end = (ElfW(Addr)) _end;
   GL(dl_rtld_map).l_text_end = (ElfW(Addr)) _etext;
   /* Copy the TLS related data if necessary.  */
-#if USE_TLS && !defined DONT_USE_BOOTSTRAP_MAP
+#ifndef DONT_USE_BOOTSTRAP_MAP
 # if USE___THREAD
   assert (info->l.l_tls_modid != 0);
   GL(dl_rtld_map).l_tls_blocksize = info->l.l_tls_blocksize;
@@ -400,7 +399,7 @@ _dl_start (void *arg)
   bootstrap_map.l_ld = (void *) bootstrap_map.l_addr + elf_machine_dynamic ();
   elf_get_dynamic_info (&bootstrap_map, NULL);
 
-#if defined USE_TLS && NO_TLS_OFFSET != 0
+#if NO_TLS_OFFSET != 0
   bootstrap_map.l_tls_offset = NO_TLS_OFFSET;
 #endif
 
@@ -701,7 +700,6 @@ match_version (const char *string, struct link_map *map)
   return 0;
 }
 
-#ifdef USE_TLS
 static bool tls_init_tp_called;
 
 static void *
@@ -773,7 +771,6 @@ cannot allocate TLS data structures for initial thread");
 
   return tcbp;
 }
-#endif
 
 #ifdef _LIBC_REENTRANT
 /* _dl_error_catch_tsd points to this for the single-threaded case.
@@ -861,18 +858,14 @@ dl_main (const ElfW(Phdr) *phdr,
   hp_timing_t stop;
   hp_timing_t diff;
 #endif
-#ifdef USE_TLS
   void *tcbp = NULL;
-#endif
 
 #ifdef _LIBC_REENTRANT
   /* Explicit initialization since the reloc would just be more work.  */
   GL(dl_error_catch_tsd) = &_dl_initial_error_catch_tsd;
 #endif
 
-#ifdef USE_TLS
   GL(dl_init_static_tls) = &_dl_nothread_init_static_tls;
-#endif
 
 #if defined SHARED && defined _LIBC_REENTRANT \
     && defined __rtld_lock_default_lock_recursive
@@ -1157,7 +1150,6 @@ of this helper program; chances are you did not intend to run this program.\n\
 	break;
 
       case PT_TLS:
-#ifdef USE_TLS
 	if (ph->p_memsz > 0)
 	  {
 	    /* Note that in the case the dynamic linker we duplicate work
@@ -1177,10 +1169,6 @@ of this helper program; chances are you did not intend to run this program.\n\
 	    /* This image gets the ID one.  */
 	    GL(dl_tls_max_dtv_idx) = main_map->l_tls_modid = 1;
 	  }
-#else
-	_dl_fatal_printf ("\
-ld.so does not support TLS, but program uses it!\n");
-#endif
 	break;
 
       case PT_GNU_STACK:
@@ -1192,13 +1180,12 @@ ld.so does not support TLS, but program uses it!\n");
 	main_map->l_relro_size = ph->p_memsz;
 	break;
       }
-#ifdef USE_TLS
-    /* Adjust the address of the TLS initialization image in case
-       the executable is actually an ET_DYN object.  */
-    if (main_map->l_tls_initimage != NULL)
-      main_map->l_tls_initimage
-	= (char *) main_map->l_tls_initimage + main_map->l_addr;
-#endif
+
+  /* Adjust the address of the TLS initialization image in case
+     the executable is actually an ET_DYN object.  */
+  if (main_map->l_tls_initimage != NULL)
+    main_map->l_tls_initimage
+      = (char *) main_map->l_tls_initimage + main_map->l_addr;
   if (! main_map->l_map_end)
     main_map->l_map_end = ~0;
   if (! main_map->l_text_end)
@@ -1401,12 +1388,10 @@ ld.so does not support TLS, but program uses it!\n");
 	break;
       }
 
-#ifdef USE_TLS
   /* Add the dynamic linker to the TLS list if it also uses TLS.  */
   if (GL(dl_rtld_map).l_tls_blocksize != 0)
     /* Assign a module ID.  Do this before loading any audit modules.  */
     GL(dl_rtld_map).l_tls_modid = _dl_next_tls_modid ();
-#endif
 
   /* If we have auditing DSOs to load, do it now.  */
   if (__builtin_expect (audit_list != NULL, 0))
@@ -1416,7 +1401,6 @@ ld.so does not support TLS, but program uses it!\n");
       struct audit_list *al = audit_list->next;
       do
 	{
-#ifdef USE_TLS
 	  int tls_idx = GL(dl_tls_max_dtv_idx);
 
 	  /* Now it is time to determine the layout of the static TLS
@@ -1428,7 +1412,7 @@ ld.so does not support TLS, but program uses it!\n");
 	  /* Since we start using the auditing DSOs right away we need to
 	     initialize the data structures now.  */
 	  tcbp = init_tls ();
-#endif
+
 	  struct dlmopen_args dlmargs;
 	  dlmargs.fname = al->name;
 	  dlmargs.map = NULL;
@@ -1543,9 +1527,7 @@ ERROR: ld.so: object '%s' cannot be loaded as audit interface: %s; ignored.\n",
 		  assert (GL(dl_ns)[ns]._ns_loaded == NULL);
 		  assert (GL(dl_ns)[ns]._ns_nloaded == 0);
 
-#ifdef USE_TLS
 		  GL(dl_tls_max_dtv_idx) = tls_idx;
-#endif
 		  goto not_loaded;
 		}
 	    }
@@ -1821,7 +1803,6 @@ ERROR: ld.so: object '%s' cannot be loaded as audit interface: %s; ignored.\n",
     _dl_receive_error (print_missing_version, version_check_doit, &args);
   }
 
-#ifdef USE_TLS
   /* We do not initialize any of the TLS functionality unless any of the
      initial modules uses TLS.  This makes dynamic loading of modules with
      TLS impossible, but to support it requires either eagerly doing setup
@@ -1832,7 +1813,6 @@ ERROR: ld.so: object '%s' cannot be loaded as audit interface: %s; ignored.\n",
   bool was_tls_init_tp_called = tls_init_tp_called;
   if (tcbp == NULL)
     tcbp = init_tls ();
-#endif
 
   /* Set up the stack checker's canary.  */
   uintptr_t stack_chk_guard = _dl_setup_stack_chk_guard ();
@@ -1889,13 +1869,12 @@ ERROR: ld.so: object '%s' cannot be loaded as audit interface: %s; ignored.\n",
 			  (size_t) l->l_map_start,
 			  (int) sizeof l->l_addr * 2,
 			  (size_t) l->l_addr);
-#ifdef USE_TLS
+
 	      if (l->l_tls_modid)
 		_dl_printf (" TLS(0x%Zx, 0x%0*Zx)\n", l->l_tls_modid,
 			    (int) sizeof l->l_tls_offset * 2,
 			    (size_t) l->l_tls_offset);
 	      else
-#endif
 		_dl_printf ("\n");
 	    }
 	}
@@ -2178,11 +2157,9 @@ ERROR: ld.so: object '%s' cannot be loaded as audit interface: %s; ignored.\n",
 	  if (l->l_relro_size)
 	    _dl_protect_relro (l);
 
-#ifdef USE_TLS
 	  /* Add object to slot information data if necessasy.  */
 	  if (l->l_tls_blocksize != 0 && tls_init_tp_called)
 	    _dl_add_to_slotinfo (l);
-#endif
 	}
 
       _dl_sysdep_start_cleanup ();
@@ -2229,11 +2206,9 @@ ERROR: ld.so: object '%s' cannot be loaded as audit interface: %s; ignored.\n",
 	    _dl_relocate_object (l, l->l_scope, GLRO(dl_lazy),
 				 consider_profiling);
 
-#ifdef USE_TLS
 	  /* Add object to slot information data if necessasy.  */
 	  if (l->l_tls_blocksize != 0 && tls_init_tp_called)
 	    _dl_add_to_slotinfo (l);
-#endif
 
 	  l = l->l_prev;
 	}
@@ -2262,7 +2237,6 @@ ERROR: ld.so: object '%s' cannot be loaded as audit interface: %s; ignored.\n",
 # define NONTLS_INIT_TP do { } while (0)
 #endif
 
-#ifdef USE_TLS
   if (!was_tls_init_tp_called && GL(dl_tls_max_dtv_idx) > 0)
     ++GL(dl_tls_generation);
 
@@ -2280,9 +2254,6 @@ ERROR: ld.so: object '%s' cannot be loaded as audit interface: %s; ignored.\n",
 	_dl_fatal_printf ("cannot set up thread-local storage: %s\n",
 			  lossage);
     }
-#else
-  NONTLS_INIT_TP;
-#endif
 
   if (! prelinked && rtld_multiple_ref)
     {
diff --git a/elf/tst-thrlock.c b/elf/tst-thrlock.c
new file mode 100644
index 0000000000..fe72eba141
--- /dev/null
+++ b/elf/tst-thrlock.c
@@ -0,0 +1,59 @@
+#include <dlfcn.h>
+#include <pthread.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <gnu/lib-names.h>
+
+static void *
+tf (void *arg)
+{
+  void *h = dlopen (LIBM_SO, RTLD_LAZY);
+  if (h == NULL)
+    {
+      printf ("dlopen failed: %s\n", dlerror ());
+      exit (1);
+    }
+  if (dlsym (h, "sin") == NULL)
+    {
+      printf ("dlsym failed: %s\n", dlerror ());
+      exit (1);
+    }
+  if (dlclose (h) != 0)
+    {
+      printf ("dlclose failed: %s\n", dlerror ());
+      exit (1);
+    }
+  return NULL;
+}
+
+
+static int
+do_test (void)
+{
+#define N 10
+  pthread_t th[N];
+  for (int i = 0; i < N; ++i)
+    {
+      int e = pthread_create (&th[i], NULL, tf, NULL);
+      if (e != 0)
+	{
+	  printf ("pthread_create failed with %d (%s)\n", e, strerror (e));
+	  return 1;
+	}
+    }
+  for (int i = 0; i < N; ++i)
+    {
+      void *res;
+      int e = pthread_join (th[i], &res);
+      if (e != 0 || res != NULL)
+	{
+	  puts ("thread failed");
+	  return 1;
+	}
+    }
+  return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
diff --git a/elf/tst-tls-dlinfo.c b/elf/tst-tls-dlinfo.c
index e97b5081fd..26c2811178 100644
--- a/elf/tst-tls-dlinfo.c
+++ b/elf/tst-tls-dlinfo.c
@@ -9,7 +9,6 @@
 static int
 do_test (void)
 {
-#ifdef USE_TLS
   static const char modname[] = "tst-tlsmod2.so";
   int result = 0;
   int *foop;
@@ -83,9 +82,6 @@ do_test (void)
   dlclose (h);
 
   return result;
-#else
-  return 0;
-#endif
 }
 
 
diff --git a/elf/tst-tls1.c b/elf/tst-tls1.c
index 478f5bbdcd..3b9b10f9aa 100644
--- a/elf/tst-tls1.c
+++ b/elf/tst-tls1.c
@@ -3,21 +3,18 @@
 
 #include <tls.h>
 
-#ifdef USE_TLS
-# include "tls-macros.h"
+#include "tls-macros.h"
 
 
 /* Two common 'int' variables in TLS.  */
 COMMON_INT_DEF(foo);
 COMMON_INT_DEF(bar);
-#endif
 
 
 #define TEST_FUNCTION do_test ()
 static int
 do_test (void)
 {
-#ifdef USE_TLS
   int result = 0;
   int *ap, *bp;
 
@@ -82,9 +79,6 @@ do_test (void)
     }
 
   return result;
-#else
-  return 0;
-#endif
 }
 
 
diff --git a/elf/tst-tls10.h b/elf/tst-tls10.h
index 1be6adc293..bffc332a0a 100644
--- a/elf/tst-tls10.h
+++ b/elf/tst-tls10.h
@@ -1,8 +1,7 @@
 #include <tls.h>
 #include <stdlib.h>
 
-#if defined USE_TLS && defined HAVE___THREAD \
-    && defined HAVE_TLS_MODEL_ATTRIBUTE
+#if defined HAVE___THREAD && defined HAVE_TLS_MODEL_ATTRIBUTE
 # define USE_TLS__THREAD
 
 struct A
diff --git a/elf/tst-tls14.c b/elf/tst-tls14.c
index 428fd5293e..c1e6ba7e2c 100644
--- a/elf/tst-tls14.c
+++ b/elf/tst-tls14.c
@@ -6,9 +6,9 @@
 
 #include <tls.h>
 
-#if USE_TLS && HAVE___THREAD
+#if HAVE___THREAD
 
-#define AL 4096
+# define AL 4096
 struct foo
 {
   int i;
@@ -55,11 +55,11 @@ do_test (void)
   return result;
 }
 
-#define TEST_FUNCTION do_test ()
+# define TEST_FUNCTION do_test ()
 
 #else
 
-#define TEST_FUNCTION 0
+# define TEST_FUNCTION 0
 
 #endif
 
diff --git a/elf/tst-tls2.c b/elf/tst-tls2.c
index 417489968e..3d13272c08 100644
--- a/elf/tst-tls2.c
+++ b/elf/tst-tls2.c
@@ -3,21 +3,18 @@
 
 #include <tls.h>
 
-#ifdef USE_TLS
-# include "tls-macros.h"
+#include "tls-macros.h"
 
 
 /* Two 'int' variables in TLS.  */
 VAR_INT_DEF(foo);
 VAR_INT_DEF(bar);
-#endif
 
 
 #define TEST_FUNCTION do_test ()
 static int
 do_test (void)
 {
-#ifdef USE_TLS
   int result = 0;
   int *ap, *bp;
 
@@ -82,9 +79,6 @@ do_test (void)
     }
 
   return result;
-#else
-  return 0;
-#endif
 }
 
 
diff --git a/elf/tst-tls3.c b/elf/tst-tls3.c
index 84be43575b..c5e501eb4e 100644
--- a/elf/tst-tls3.c
+++ b/elf/tst-tls3.c
@@ -3,15 +3,13 @@
 
 #include <tls.h>
 
-#ifdef USE_TLS
-# include "tls-macros.h"
+#include "tls-macros.h"
 
 
 /* One define int variable, two externs.  */
 COMMON_INT_DECL(foo);
 VAR_INT_DECL(bar);
 VAR_INT_DEF(baz);
-#endif
 
 
 extern int in_dso (void);
@@ -21,7 +19,6 @@ extern int in_dso (void);
 static int
 do_test (void)
 {
-#ifdef USE_TLS
   int result = 0;
   int *ap, *bp, *cp;
 
@@ -67,9 +64,6 @@ do_test (void)
   result |= in_dso ();
 
   return result;
-#else
-  return 0;
-#endif
 }
 
 
diff --git a/elf/tst-tls4.c b/elf/tst-tls4.c
index f92ee53ce5..4ae33db24d 100644
--- a/elf/tst-tls4.c
+++ b/elf/tst-tls4.c
@@ -9,7 +9,6 @@
 static int
 do_test (void)
 {
-#ifdef USE_TLS
   static const char modname[] = "tst-tlsmod2.so";
   int result = 0;
   int *foop;
@@ -47,9 +46,6 @@ do_test (void)
   dlclose (h);
 
   return result;
-#else
-  return 0;
-#endif
 }
 
 
diff --git a/elf/tst-tls5.c b/elf/tst-tls5.c
index a571d2cd3f..27b18294fb 100644
--- a/elf/tst-tls5.c
+++ b/elf/tst-tls5.c
@@ -9,7 +9,6 @@
 static int
 do_test (void)
 {
-#ifdef USE_TLS
   static const char modname[] = "tst-tlsmod2.so";
   int result = 0;
   int *foop;
@@ -63,9 +62,6 @@ do_test (void)
   dlclose (h);
 
   return result;
-#else
-  return 0;
-#endif
 }
 
 
diff --git a/elf/tst-tls6.c b/elf/tst-tls6.c
index 68d706538f..021622d9c7 100644
--- a/elf/tst-tls6.c
+++ b/elf/tst-tls6.c
@@ -10,7 +10,6 @@
 static int
 do_test (void)
 {
-#ifdef USE_TLS
   static const char modname[] = "tst-tlsmod2.so";
   int result = 0;
   int *foop;
@@ -81,9 +80,6 @@ do_test (void)
     }
 
   return result;
-#else
-  return 0;
-#endif
 }
 
 
diff --git a/elf/tst-tls7.c b/elf/tst-tls7.c
index 37f1a63e16..1edc2b6356 100644
--- a/elf/tst-tls7.c
+++ b/elf/tst-tls7.c
@@ -10,7 +10,6 @@
 static int
 do_test (void)
 {
-#ifdef USE_TLS
   static const char modname[] = "tst-tlsmod3.so";
   int result = 0;
   int (*fp) (void);
@@ -52,9 +51,6 @@ do_test (void)
     }
 
   return result;
-#else
-  return 0;
-#endif
 }
 
 
diff --git a/elf/tst-tls8.c b/elf/tst-tls8.c
index ccc4e9f6fa..36b1baca63 100644
--- a/elf/tst-tls8.c
+++ b/elf/tst-tls8.c
@@ -10,7 +10,6 @@
 static int
 do_test (void)
 {
-#ifdef USE_TLS
   static const char modname1[] = "$ORIGIN/tst-tlsmod3.so";
   static const char modname2[] = "$ORIGIN/tst-tlsmod4.so";
   int result = 0;
@@ -165,9 +164,6 @@ do_test (void)
     }
 
   return result;
-#else
-  return 0;
-#endif
 }
 
 
diff --git a/elf/tst-tls9.c b/elf/tst-tls9.c
index e317696dfc..12078518fa 100644
--- a/elf/tst-tls9.c
+++ b/elf/tst-tls9.c
@@ -9,7 +9,6 @@
 static int
 do_test (void)
 {
-#ifdef USE_TLS
   static const char modname1[] = "tst-tlsmod5.so";
   static const char modname2[] = "tst-tlsmod6.so";
   int result = 0;
@@ -33,9 +32,6 @@ do_test (void)
     dlclose (h2);
 
   return result;
-#else
-  return 0;
-#endif
 }
 
 
diff --git a/elf/tst-tlsmod1.c b/elf/tst-tlsmod1.c
index c74a617b77..4d966c9472 100644
--- a/elf/tst-tlsmod1.c
+++ b/elf/tst-tlsmod1.c
@@ -2,7 +2,6 @@
 
 #include <tls.h>
 
-#ifdef USE_TLS
 #include "tls-macros.h"
 
 
@@ -10,7 +9,6 @@
 COMMON_INT_DEF(foo);
 VAR_INT_DEF(bar);
 VAR_INT_DECL(baz);
-#endif
 
 extern int in_dso (void);
 
@@ -18,7 +16,6 @@ int
 in_dso (void)
 {
   int result = 0;
-#ifdef USE_TLS
   int *ap, *bp, *cp;
 
   /* Get variables using initial exec model.  */
@@ -62,7 +59,6 @@ in_dso (void)
       printf ("baz = %d\n", *cp);
       result = 1;
     }
-#endif
 
   return result;
 }
diff --git a/elf/tst-tlsmod13.c b/elf/tst-tlsmod13.c
index beca89f6fe..e4e23af2d8 100644
--- a/elf/tst-tlsmod13.c
+++ b/elf/tst-tlsmod13.c
@@ -1,7 +1,6 @@
 #include <tls.h>
 
-#if defined USE_TLS && defined HAVE___THREAD \
-    && defined HAVE_TLS_MODEL_ATTRIBUTE
+#if defined HAVE___THREAD && defined HAVE_TLS_MODEL_ATTRIBUTE
 __thread int a[2] __attribute__ ((tls_model ("initial-exec")));
 #else
 int a[2];
diff --git a/elf/tst-tlsmod13a.c b/elf/tst-tlsmod13a.c
index 14b12b032b..70a02131ee 100644
--- a/elf/tst-tlsmod13a.c
+++ b/elf/tst-tlsmod13a.c
@@ -1,7 +1,6 @@
 #include <tls.h>
 
-#if defined USE_TLS && defined HAVE___THREAD \
-    && defined HAVE_TLS_MODEL_ATTRIBUTE
+#if defined HAVE___THREAD && defined HAVE_TLS_MODEL_ATTRIBUTE
 __thread int b[2] __attribute__ ((tls_model ("initial-exec")));
 #else
 int b[2];
diff --git a/elf/tst-tlsmod14a.c b/elf/tst-tlsmod14a.c
index 0bb393d9c5..ad1d179aac 100644
--- a/elf/tst-tlsmod14a.c
+++ b/elf/tst-tlsmod14a.c
@@ -3,9 +3,9 @@
 
 #include <tls.h>
 
-#if USE_TLS && HAVE___THREAD
+#if HAVE___THREAD
 
-#define AL 4096
+# define AL 4096
 struct foo
 {
   int i;
@@ -15,9 +15,9 @@ static __thread struct foo f;
 static struct foo g;
 
 
-#ifndef FCT
-# define FCT in_dso1
-#endif
+# ifndef FCT
+#  define FCT in_dso1
+# endif
 
 
 int
diff --git a/elf/tst-tlsmod2.c b/elf/tst-tlsmod2.c
index 98d9d3e518..981923313c 100644
--- a/elf/tst-tlsmod2.c
+++ b/elf/tst-tlsmod2.c
@@ -2,7 +2,6 @@
 
 #include <tls.h>
 
-#ifdef USE_TLS
 #include "tls-macros.h"
 
 
@@ -35,4 +34,3 @@ in_dso (int n, int *caller_foop)
 
   return result;
 }
-#endif
diff --git a/elf/tst-tlsmod3.c b/elf/tst-tlsmod3.c
index 4a8aad659f..5c456ee2da 100644
--- a/elf/tst-tlsmod3.c
+++ b/elf/tst-tlsmod3.c
@@ -2,8 +2,7 @@
 
 #include <tls.h>
 
-#ifdef USE_TLS
-# include "tls-macros.h"
+#include "tls-macros.h"
 
 extern int in_dso (int n, int *caller_foop);
 
@@ -38,4 +37,3 @@ in_dso2 (void)
 
   return result;
 }
-#endif
diff --git a/elf/tst-tlsmod4.c b/elf/tst-tlsmod4.c
index 5285e821b0..dd95486618 100644
--- a/elf/tst-tlsmod4.c
+++ b/elf/tst-tlsmod4.c
@@ -2,8 +2,7 @@
 
 #include <tls.h>
 
-#ifdef USE_TLS
-# include "tls-macros.h"
+#include "tls-macros.h"
 
 
 COMMON_INT_DEF(baz);
@@ -35,4 +34,3 @@ in_dso (int n, int *caller_bazp)
 
   return result;
 }
-#endif
diff --git a/elf/tst-tlsmod5.c b/elf/tst-tlsmod5.c
index 2ec69e13b3..00d3a9d920 100644
--- a/elf/tst-tlsmod5.c
+++ b/elf/tst-tlsmod5.c
@@ -1,7 +1,5 @@
 #include <tls.h>
 
-#ifdef USE_TLS
 #include "tls-macros.h"
 
 COMMON_INT_DEF(foo);
-#endif
diff --git a/elf/tst-tlsmod6.c b/elf/tst-tlsmod6.c
index 0fda51b226..244d9ae485 100644
--- a/elf/tst-tlsmod6.c
+++ b/elf/tst-tlsmod6.c
@@ -1,7 +1,5 @@
 #include <tls.h>
 
-#ifdef USE_TLS
 #include "tls-macros.h"
 
 COMMON_INT_DEF(bar);
-#endif
diff --git a/fedora/branch.mk b/fedora/branch.mk
index d80308663a..ae06ce3ee7 100644
--- a/fedora/branch.mk
+++ b/fedora/branch.mk
@@ -3,5 +3,5 @@ glibc-branch := fedora
 glibc-base := HEAD
 DIST_BRANCH := devel
 COLLECTION := dist-fc4
-fedora-sync-date := 2006-10-27 19:02 UTC
-fedora-sync-tag := fedora-glibc-20061027T1902
+fedora-sync-date := 2006-10-29 21:55 UTC
+fedora-sync-tag := fedora-glibc-20061029T2155
diff --git a/fedora/glibc.spec.in b/fedora/glibc.spec.in
index b61f9cc541..e3fe59977e 100644
--- a/fedora/glibc.spec.in
+++ b/fedora/glibc.spec.in
@@ -1,4 +1,4 @@
-%define glibcrelease 2
+%define glibcrelease 3
 %define auxarches i586 i686 athlon sparcv9 alphaev6
 %define xenarches i686 athlon
 %ifarch %{xenarches}
@@ -1528,6 +1528,9 @@ rm -f *.filelist*
 %endif
 
 %changelog
+* Sun Oct 29 2006 Jakub Jelinek <jakub@redhat.com> 2.5.90-3
+- fix suid/sgid binaries on i?86/x86_64 (#212723)
+
 * Fri Oct 27 2006 Jakub Jelinek <jakub@redhat.com> 2.5.90-2
 - fix ia64 build
 - don't call _dl_close outside of dl_load_lock critical section
diff --git a/include/dlfcn.h b/include/dlfcn.h
index 9144dd2f3f..79c8f7d31b 100644
--- a/include/dlfcn.h
+++ b/include/dlfcn.h
@@ -47,6 +47,9 @@ libc_hidden_proto (_dl_addr)
 
 /* Close an object previously opened by _dl_open.  */
 extern void _dl_close (void *map) attribute_hidden;
+/* Same as above, but without locking and safety checks for user
+   provided map arguments.  */
+extern void _dl_close_worker (struct link_map *map) attribute_hidden;
 
 /* Look up NAME in shared object HANDLE (which may be RTLD_DEFAULT or
    RTLD_NEXT).  WHO is the calling function, for RTLD_NEXT.  Returns
diff --git a/include/errno.h b/include/errno.h
index fe8bca44c5..80c7b6ec13 100644
--- a/include/errno.h
+++ b/include/errno.h
@@ -19,7 +19,7 @@ extern int rtld_errno attribute_hidden;
 
 # else
 
-#  include <tls.h>		/* Defines USE_TLS.  */
+#  include <tls.h>
 
 #  if USE___THREAD
 #   undef  errno
diff --git a/include/libc-symbols.h b/include/libc-symbols.h
index da46f5e804..9eabcbd354 100644
--- a/include/libc-symbols.h
+++ b/include/libc-symbols.h
@@ -114,6 +114,13 @@
 #  define _weak_alias(name, aliasname) \
   extern __typeof (name) aliasname __attribute__ ((weak, alias (#name)));
 
+/* Same as WEAK_ALIAS, but mark symbol as hidden.  */
+#  define weak_hidden_alias(name, aliasname) \
+  _weak_hidden_alias (name, aliasname)
+#  define _weak_hidden_alias(name, aliasname) \
+  extern __typeof (name) aliasname \
+    __attribute__ ((weak, alias (#name), __visibility__ ("hidden")));
+
 /* Declare SYMBOL as weak undefined symbol (resolved to 0 if not defined).  */
 #  define weak_extern(symbol) _weak_extern (weak symbol)
 #  define _weak_extern(expr) _Pragma (#expr)
@@ -121,6 +128,7 @@
 # else
 
 #  define weak_alias(name, aliasname) strong_alias(name, aliasname)
+#  define weak_hidden_alias(name, aliasname) strong_alias(name, aliasname)
 #  define weak_extern(symbol) /* Nothing. */
 
 # endif
@@ -431,8 +439,7 @@ for linking")
   strong_alias(real, name)
 #endif
 
-#if defined HAVE_VISIBILITY_ATTRIBUTE \
-    && (defined SHARED || defined LIBC_NONSHARED)
+#if defined SHARED || defined LIBC_NONSHARED
 # define attribute_hidden __attribute__ ((visibility ("hidden")))
 #else
 # define attribute_hidden
@@ -444,11 +451,7 @@ for linking")
 # define attribute_tls_model_ie
 #endif
 
-#ifdef HAVE_Z_RELRO
-# define attribute_relro __attribute__ ((section (".data.rel.ro")))
-#else
-# define attribute_relro
-#endif
+#define attribute_relro __attribute__ ((section (".data.rel.ro")))
 
 /* Handling on non-exported internal names.  We have to do this only
    for shared code.  */
@@ -457,14 +460,9 @@ for linking")
 # define INTDEF(name) strong_alias (name, name##_internal)
 # define INTVARDEF(name) \
   _INTVARDEF (name, name##_internal)
-# if defined HAVE_VISIBILITY_ATTRIBUTE
-#  define _INTVARDEF(name, aliasname) \
+# define _INTVARDEF(name, aliasname) \
   extern __typeof (name) aliasname __attribute__ ((alias (#name), \
 						   visibility ("hidden")));
-# else
-#  define _INTVARDEF(name, aliasname) \
-  extern __typeof (name) aliasname __attribute__ ((alias (#name)));
-# endif
 # define INTDEF2(name, newname) strong_alias (name, newname##_internal)
 # define INTVARDEF2(name, newname) _INTVARDEF (name, newname##_internal)
 #else
@@ -549,16 +547,10 @@ for linking")
    versioned_symbol (libc, __real_foo, foo, GLIBC_2_1);
    libc_hidden_ver (__real_foo, foo)  */
 
-#if defined SHARED && defined DO_VERSIONING \
-    && !defined HAVE_BROKEN_ALIAS_ATTRIBUTE && !defined NO_HIDDEN
+#if defined SHARED && defined DO_VERSIONING && !defined NO_HIDDEN
 # ifndef __ASSEMBLER__
-#  if !defined HAVE_VISIBILITY_ATTRIBUTE \
-      || defined HAVE_BROKEN_VISIBILITY_ATTRIBUTE
-#   define __hidden_proto_hiddenattr(attrs...)
-#  else
-#   define __hidden_proto_hiddenattr(attrs...) \
+#  define __hidden_proto_hiddenattr(attrs...) \
   __attribute__ ((visibility ("hidden"), ##attrs))
-#  endif
 #  define hidden_proto(name, attrs...) \
   __hidden_proto (name, __GI_##name, ##attrs)
 #  define __hidden_proto(name, internal, attrs...) \
diff --git a/include/link.h b/include/link.h
index 80eff3a677..b45deabf7f 100644
--- a/include/link.h
+++ b/include/link.h
@@ -42,7 +42,7 @@ extern unsigned int la_objopen (struct link_map *__map, Lmid_t __lmid,
 #include <stddef.h>
 #include <bits/linkmap.h>
 #include <dl-lookupcfg.h>
-#include <tls.h>		/* Defines USE_TLS.  */
+#include <tls.h>
 #include <bits/libc-lock.h>
 #include <rtld-lowlevel.h>
 
@@ -261,7 +261,6 @@ struct link_map
       const ElfW(Sym) *ret;
     } l_lookup_cache;
 
-#ifdef USE_TLS
     /* Thread-local storage related info.  */
 
     /* Start of the initialization image.  */
@@ -274,14 +273,13 @@ struct link_map
     size_t l_tls_align;
     /* Offset of first byte module alignment.  */
     size_t l_tls_firstbyte_offset;
-# ifndef NO_TLS_OFFSET
-#  define NO_TLS_OFFSET	0
-# endif
+#ifndef NO_TLS_OFFSET
+# define NO_TLS_OFFSET	0
+#endif
     /* For objects present at startup time: offset in the static TLS block.  */
     ptrdiff_t l_tls_offset;
     /* Index of the module in the dtv array.  */
     size_t l_tls_modid;
-#endif
 
     /* Information used to change permission after the relocations are
        done.  */
diff --git a/include/stdio.h b/include/stdio.h
index e040380d79..b293b8f1c7 100644
--- a/include/stdio.h
+++ b/include/stdio.h
@@ -131,7 +131,6 @@ libc_hidden_proto (__vsnprintf_chk)
 libc_hidden_proto (__vfprintf_chk)
 
 #  if !defined NOT_IN_libc && defined SHARED && defined DO_VERSIONING \
-  && defined HAVE_VISIBILITY_ATTRIBUTE && !defined HAVE_BROKEN_ALIAS_ATTRIBUTE\
   && !defined NO_HIDDEN
 /* Special gcc builtins.  */
 extern size_t __builtin_fwrite (const void *, size_t, size_t, void *)
diff --git a/include/tls.h b/include/tls.h
index ffd3e4e70c..1642456a73 100644
--- a/include/tls.h
+++ b/include/tls.h
@@ -5,8 +5,7 @@
 
 #include_next <tls.h>
 
-#if USE_TLS && HAVE___THREAD \
-    && (!defined NOT_IN_libc || defined IS_IN_libpthread)
+#if HAVE___THREAD && (!defined NOT_IN_libc || defined IS_IN_libpthread)
 
 # define USE___THREAD 1
 
diff --git a/io/Makefile b/io/Makefile
index c06d747d4a..4aadfbca01 100644
--- a/io/Makefile
+++ b/io/Makefile
@@ -90,19 +90,6 @@ CFLAGS-posix_fallocate64.c = -fexceptions
 CFLAGS-test-stat.c = -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE
 CFLAGS-test-lfs.c = -D_LARGEFILE64_SOURCE
 
-ifeq (yes,$(have-protected))
-CFLAGS-stat.c = -DHAVE_DOT_HIDDEN
-CFLAGS-fstat.c = -DHAVE_DOT_HIDDEN
-CFLAGS-lstat.c = -DHAVE_DOT_HIDDEN
-CFLAGS-mknod.c = -DHAVE_DOT_HIDDEN
-CFLAGS-stat64.c = -DHAVE_DOT_HIDDEN
-CFLAGS-fstat64.c = -DHAVE_DOT_HIDDEN
-CFLAGS-lstat64.c = -DHAVE_DOT_HIDDEN
-CFLAGS-fstatat.c = -DHAVE_DOT_HIDDEN
-CFLAGS-fstatat64.c = -DHAVE_DOT_HIDDEN
-CFLAGS-mknodat.c = -DHAVE_DOT_HIDDEN
-endif
-
 test-stat2-ARGS = Makefile . $(objpfx)test-stat2
 
 tst-statvfs-ARGS = $(objpfx)tst-statvfs tst-statvfs.c /tmp
diff --git a/io/fstat.c b/io/fstat.c
index 0f95c1a6e2..e2f9abd384 100644
--- a/io/fstat.c
+++ b/io/fstat.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997, 1998, 2001 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 1998, 2001, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -47,16 +47,10 @@
 #undef fstat
 #undef __fstat
 int
+attribute_hidden
 __fstat (int fd, struct stat *buf)
 {
   return __fxstat (_STAT_VER, fd, buf);
 }
 
-weak_alias (__fstat, fstat)
-
-/* Hide the symbol so that no definition but the one locally in the
-   executable or DSO is used.  */
-#ifdef HAVE_DOT_HIDDEN
-asm (".hidden\tfstat");
-asm (".hidden\t__fstat");
-#endif
+weak_hidden_alias (__fstat, fstat)
diff --git a/io/fstat64.c b/io/fstat64.c
index 79bd967d8f..fe655444b2 100644
--- a/io/fstat64.c
+++ b/io/fstat64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997, 2001 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 2001, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -46,13 +46,8 @@
 
 #undef fstat64
 int
+attribute_hidden
 fstat64 (int fd, struct stat64 *buf)
 {
   return __fxstat64 (_STAT_VER, fd, buf);
 }
-
-/* Hide the symbol so that no definition but the one locally in the
-   executable or DSO is used.  */
-#ifdef HAVE_DOT_HIDDEN
-asm (".hidden\tfstat64");
-#endif
diff --git a/io/fstatat.c b/io/fstatat.c
index 1ac80597a0..abf083c72e 100644
--- a/io/fstatat.c
+++ b/io/fstatat.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2005 Free Software Foundation, Inc.
+/* Copyright (C) 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -46,13 +46,8 @@
 
 #undef fstatat
 int
+attribute_hidden
 fstatat (int fd, const char *file, struct stat *buf, int flag)
 {
   return __fxstatat (_STAT_VER, fd, file, buf, flag);
 }
-
-/* Hide the symbol so that no definition but the one locally in the
-   executable or DSO is used.  */
-#ifdef HAVE_DOT_HIDDEN
-asm (".hidden\tfstatat");
-#endif
diff --git a/io/fstatat64.c b/io/fstatat64.c
index a14b42d42e..6fdf709af5 100644
--- a/io/fstatat64.c
+++ b/io/fstatat64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2005 Free Software Foundation, Inc.
+/* Copyright (C) 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -46,13 +46,8 @@
 
 #undef fstatat64
 int
+attribute_hidden
 fstatat64 (int fd, const char *file, struct stat64 *buf, int flag)
 {
   return __fxstatat64 (_STAT_VER, fd, file, buf, flag);
 }
-
-/* Hide the symbol so that no definition but the one locally in the
-   executable or DSO is used.  */
-#ifdef HAVE_DOT_HIDDEN
-asm (".hidden\tfstatat64");
-#endif
diff --git a/io/lstat.c b/io/lstat.c
index c4d7abe2c2..620e47877a 100644
--- a/io/lstat.c
+++ b/io/lstat.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997, 2001 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 2001, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -47,16 +47,10 @@
 #undef lstat
 #undef __lstat
 int
+attribute_hidden
 __lstat (const char *file, struct stat *buf)
 {
   return __lxstat (_STAT_VER, file, buf);
 }
 
-weak_alias (__lstat, lstat)
-
-/* Hide the symbol so that no definition but the one locally in the
-   executable or DSO is used.  */
-#ifdef HAVE_DOT_HIDDEN
-asm (".hidden\tlstat");
-asm (".hidden\t__lstat");
-#endif
+weak_hidden_alias (__lstat, lstat)
diff --git a/io/lstat64.c b/io/lstat64.c
index 8a994e4867..3e4ba2d972 100644
--- a/io/lstat64.c
+++ b/io/lstat64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997, 2001 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 2001, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -46,13 +46,8 @@
 
 #undef lstat64
 int
+attribute_hidden
 lstat64 (const char *file, struct stat64 *buf)
 {
   return __lxstat64 (_STAT_VER, file, buf);
 }
-
-/* Hide the symbol so that no definition but the one locally in the
-   executable or DSO is used.  */
-#ifdef HAVE_DOT_HIDDEN
-asm (".hidden\tlstat64");
-#endif
diff --git a/io/mknod.c b/io/mknod.c
index 7d43593a25..cc5fd26105 100644
--- a/io/mknod.c
+++ b/io/mknod.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995, 1996, 2001 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1996, 2001, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -47,16 +47,10 @@
    all callers.  */
 
 int
+attribute_hidden
 __mknod (const char *path, mode_t mode, dev_t dev)
 {
   return __xmknod (_MKNOD_VER, path, mode, &dev);
 }
 
-weak_alias (__mknod, mknod)
-
-/* Hide the symbol so that no definition but the one locally in the
-   executable or DSO is used.  */
-#ifdef HAVE_DOT_HIDDEN
-asm (".hidden\tmknod");
-asm (".hidden\t__mknod");
-#endif
+weak_hidden_alias (__mknod, mknod)
diff --git a/io/mknodat.c b/io/mknodat.c
index ac515b5b48..b02ba695f9 100644
--- a/io/mknodat.c
+++ b/io/mknodat.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995, 1996, 2001, 2005 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1996, 2001, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -47,14 +47,8 @@
    all callers.  */
 
 int
+attribute_hidden
 mknodat (int fd, const char *path, mode_t mode, dev_t dev)
 {
   return __xmknodat (_MKNOD_VER, fd, path, mode, &dev);
 }
-
-
-/* Hide the symbol so that no definition but the one locally in the
-   executable or DSO is used.  */
-#ifdef HAVE_DOT_HIDDEN
-asm (".hidden\tmknodat");
-#endif
diff --git a/io/stat.c b/io/stat.c
index 6af604957e..6f1c28fc56 100644
--- a/io/stat.c
+++ b/io/stat.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997, 2001 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 2001, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -46,16 +46,10 @@
 
 #undef stat
 int
+attribute_hidden
 __stat (const char *file, struct stat *buf)
 {
   return __xstat (_STAT_VER, file, buf);
 }
 
-weak_alias (__stat, stat)
-
-/* Hide the symbol so that no definition but the one locally in the
-   executable or DSO is used.  */
-#ifdef HAVE_DOT_HIDDEN
-asm (".hidden\tstat");
-asm (".hidden\t__stat");
-#endif
+weak_hidden_alias (__stat, stat)
diff --git a/io/stat64.c b/io/stat64.c
index cadf1e1f1d..14e036a700 100644
--- a/io/stat64.c
+++ b/io/stat64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997, 2001 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 2001, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -46,13 +46,8 @@
 
 #undef stat64
 int
+attribute_hidden
 stat64 (const char *file, struct stat64 *buf)
 {
   return __xstat64 (_STAT_VER, file, buf);
 }
-
-/* Hide the symbol so that no definition but the one locally in the
-   executable or DSO is used.  */
-#ifdef HAVE_DOT_HIDDEN
-asm (".hidden\tstat64");
-#endif
diff --git a/libio/stdio.c b/libio/stdio.c
index 8dc24ed98f..b2baf65be3 100644
--- a/libio/stdio.c
+++ b/libio/stdio.c
@@ -1,4 +1,5 @@
-/* Copyright (C) 1993,1994,1996,1997,2000,2002 Free Software Foundation, Inc.
+/* Copyright (C) 1993,1994,1996,1997,2000,2002,2006
+   Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -40,14 +41,9 @@ _IO_FILE *stderr = (FILE *) &_IO_2_1_stderr_;
 #undef _IO_stderr
 #ifdef _LIBC
 # define AL(name) AL2 (name, _IO_##name)
-# if defined HAVE_VISIBILITY_ATTRIBUTE
-#  define AL2(name, al) \
+# define AL2(name, al) \
   extern __typeof (name) al __attribute__ ((alias (#name),                    \
                                             visibility ("hidden")))
-# else
-#  define AL2(name, al) \
-  extern __typeof (name) al __attribute__ ((alias (#name)))
-# endif
 AL(stdin);
 AL(stdout);
 AL(stderr);
diff --git a/locale/global-locale.c b/locale/global-locale.c
index a5cae3c5d1..2280f68df4 100644
--- a/locale/global-locale.c
+++ b/locale/global-locale.c
@@ -1,5 +1,5 @@
 /* Locale object representing the global locale controlled by setlocale.
-   Copyright (C) 2002 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -60,7 +60,7 @@ struct __locale_struct _nl_global_locale attribute_hidden =
   };
 
 #include <tls.h>
-#if USE_TLS && HAVE___THREAD
+#if HAVE___THREAD
 /* The tsd macros don't permit an initializer.  */
 __thread void *__libc_tsd_LOCALE = &_nl_global_locale;
 #else
diff --git a/locale/localeinfo.h b/locale/localeinfo.h
index 4f746a298d..5c1f27f7e1 100644
--- a/locale/localeinfo.h
+++ b/locale/localeinfo.h
@@ -215,9 +215,7 @@ __libc_tsd_define (extern, LOCALE)
    we can use __thread variables.  So only in that case do we attempt this.  */
 #if !defined SHARED && defined HAVE___THREAD && defined HAVE_WEAK_SYMBOLS
 # include <tls.h>
-# if USE_TLS
-#  define NL_CURRENT_INDIRECT	1
-# endif
+# define NL_CURRENT_INDIRECT	1
 #endif
 
 #ifdef NL_CURRENT_INDIRECT
diff --git a/malloc/arena.c b/malloc/arena.c
index 2179174d64..1d9f952112 100644
--- a/malloc/arena.c
+++ b/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
diff --git a/malloc/hooks.c b/malloc/hooks.c
index 708f0faf83..8346e73453 100644
--- a/malloc/hooks.c
+++ b/malloc/hooks.c
@@ -1,5 +1,5 @@
 /* Malloc implementation for multiple threads without lock contention.
-   Copyright (C) 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2001,2002,2003,2004,2005,2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Wolfram Gloger <wg@malloc.de>, 2001.
 
@@ -414,7 +414,7 @@ memalign_check(alignment, bytes, caller)
 #ifndef NO_THREADS
 
 # ifdef _LIBC
-#  if USE___THREAD || (defined USE_TLS && !defined SHARED)
+#  if USE___THREAD || !defined SHARED
     /* These routines are never needed in this configuration.  */
 #   define NO_STARTER
 #  endif
diff --git a/malloc/malloc.c b/malloc/malloc.c
index 4cbce0455b..d15ed57bd7 100644
--- a/malloc/malloc.c
+++ b/malloc/malloc.c
@@ -1618,7 +1618,7 @@ static Void_t*   memalign_check(size_t alignment, size_t bytes,
 				const Void_t *caller);
 #ifndef NO_THREADS
 # ifdef _LIBC
-#  if USE___THREAD || (defined USE_TLS && !defined SHARED)
+#  if USE___THREAD || !defined SHARED
     /* These routines are never needed in this configuration.  */
 #   define NO_STARTER
 #  endif
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index d6daa8efa3..baf3d4ea4d 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,3 +1,63 @@
+2006-10-29  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/i386/sysdep-cancel.h (RTLD_SINGLE_THREAD_P):
+	Define.
+	(SINGLE_THREAD_P): Define to 1 if IS_IN_rtld.
+	* sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h: Likewise.
+	* sysdeps/unix/sysv/linux/ia64/sysdep-cancel.h: Likewise.
+	* sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h: Likewise.
+	* sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h: Likewise.
+	* sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h: Likewise.
+	* sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h: Likewise.
+	* sysdeps/unix/sysv/linux/sparc/sparc32/sysdep-cancel.h: Likewise.
+	* sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h: Likewise.
+	* sysdeps/unix/sysv/linux/sh/sysdep-cancel.h: Likewise.
+
+2006-10-27  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/pthread/pthread_barrier_wait.c: Move to...
+	* pthread_barrier_wait.c: ...here.
+	* sysdeps/pthread/pthread_cond_broadcast.c: Move to...
+	* pthread_cond_broadcast.c: ...here.
+	* sysdeps/pthread/pthread_cond_signal.c: Move to...
+	* pthread_cond_signal.c: ...here.
+	* sysdeps/pthread/pthread_cond_timedwait.c: Move to...
+	* pthread_cond_timedwait.c: ...here.
+	* sysdeps/pthread/pthread_cond_wait.c: Move to...
+	* pthread_cond_wait.c: ...here.
+	* sysdeps/pthread/pthread_once.c: Move to...
+	* pthread_once.c: ...here.
+	* sysdeps/pthread/pthread_rwlock_rdlock.c: Move to...
+	* pthread_rwlock_rdlock.c: ...here.
+	* sysdeps/pthread/pthread_rwlock_timedrdlock.c: Move to...
+	* pthread_rwlock_timedrdlock.c: ...here.
+	* sysdeps/pthread/pthread_rwlock_timedwrlock.c: Move to...
+	* pthread_rwlock_timedwrlock.c: ...here.
+	* sysdeps/pthread/pthread_rwlock_unlock.c: Move to...
+	* pthread_rwlock_unlock.c: ...here.
+	* sysdeps/pthread/pthread_rwlock_wrlock.c: Move to...
+	* pthread_rwlock_wrlock.c: ...here.
+	* sysdeps/pthread/pthread_spin_destroy.c: Move to...
+	* pthread_spin_destroy.c: ...here.
+	* sysdeps/pthread/pthread_spin_init.c: Move to...
+	* pthread_spin_init.c: ...here.
+	* sysdeps/pthread/pthread_spin_unlock.c: Move to...
+	* pthread_spin_unlock.c: ...here.
+	* sysdeps/pthread/pthread_getcpuclockid.c: Move to...
+	* pthread_getcpuclockid.c: ...here.
+
+	* init.c: USE_TLS support is now default.
+	* tst-tls5.h: Likewise.
+	* sysdeps/alpha/tls.h: Likewise.
+	* sysdeps/i386/tls.h: Likewise.
+	* sysdeps/ia64/tls.h: Likewise.
+	* sysdeps/powerpc/tls.h: Likewise.
+	* sysdeps/s390/tls.h: Likewise.
+	* sysdeps/sh/tls.h: Likewise.
+	* sysdeps/sparc/tls.h: Likewise.
+	* sysdeps/x86_64/tls.h: Likewise.
+
 2006-10-27  Jakub Jelinek  <jakub@redhat.com>
 
 	* sysdeps/unix/sysv/linux/rtld-lowlevel.h (__rtld_mrlock_lock,
diff --git a/nptl/init.c b/nptl/init.c
index 14441153b8..dddc975a5e 100644
--- a/nptl/init.c
+++ b/nptl/init.c
@@ -73,7 +73,7 @@ int __set_robust_list_avail;
 static const char nptl_version[] __attribute_used__ = VERSION;
 
 
-#if defined USE_TLS && !defined SHARED
+#ifndef SHARED
 extern void __libc_setup_tls (size_t tcbsize, size_t tcbalign);
 #endif
 
diff --git a/nptl/sysdeps/pthread/pthread_barrier_wait.c b/nptl/pthread_barrier_wait.c
index c6b563f242..c6b563f242 100644
--- a/nptl/sysdeps/pthread/pthread_barrier_wait.c
+++ b/nptl/pthread_barrier_wait.c
diff --git a/nptl/sysdeps/pthread/pthread_cond_broadcast.c b/nptl/pthread_cond_broadcast.c
index 2b8b5460f4..2b8b5460f4 100644
--- a/nptl/sysdeps/pthread/pthread_cond_broadcast.c
+++ b/nptl/pthread_cond_broadcast.c
diff --git a/nptl/sysdeps/pthread/pthread_cond_signal.c b/nptl/pthread_cond_signal.c
index 5a9bbcad91..5a9bbcad91 100644
--- a/nptl/sysdeps/pthread/pthread_cond_signal.c
+++ b/nptl/pthread_cond_signal.c
diff --git a/nptl/sysdeps/pthread/pthread_cond_timedwait.c b/nptl/pthread_cond_timedwait.c
index fdbf43eae8..fdbf43eae8 100644
--- a/nptl/sysdeps/pthread/pthread_cond_timedwait.c
+++ b/nptl/pthread_cond_timedwait.c
diff --git a/nptl/sysdeps/pthread/pthread_cond_wait.c b/nptl/pthread_cond_wait.c
index f5f5cec5a8..f5f5cec5a8 100644
--- a/nptl/sysdeps/pthread/pthread_cond_wait.c
+++ b/nptl/pthread_cond_wait.c
diff --git a/nptl/sysdeps/pthread/pthread_getcpuclockid.c b/nptl/pthread_getcpuclockid.c
index 8506f94eb4..8506f94eb4 100644
--- a/nptl/sysdeps/pthread/pthread_getcpuclockid.c
+++ b/nptl/pthread_getcpuclockid.c
diff --git a/nptl/sysdeps/pthread/pthread_once.c b/nptl/pthread_once.c
index 9b2cef8645..9b2cef8645 100644
--- a/nptl/sysdeps/pthread/pthread_once.c
+++ b/nptl/pthread_once.c
diff --git a/nptl/sysdeps/pthread/pthread_rwlock_rdlock.c b/nptl/pthread_rwlock_rdlock.c
index e225d7030d..e225d7030d 100644
--- a/nptl/sysdeps/pthread/pthread_rwlock_rdlock.c
+++ b/nptl/pthread_rwlock_rdlock.c
diff --git a/nptl/sysdeps/pthread/pthread_rwlock_timedrdlock.c b/nptl/pthread_rwlock_timedrdlock.c
index 80ea83a3dd..80ea83a3dd 100644
--- a/nptl/sysdeps/pthread/pthread_rwlock_timedrdlock.c
+++ b/nptl/pthread_rwlock_timedrdlock.c
diff --git a/nptl/sysdeps/pthread/pthread_rwlock_timedwrlock.c b/nptl/pthread_rwlock_timedwrlock.c
index 97c0598f96..97c0598f96 100644
--- a/nptl/sysdeps/pthread/pthread_rwlock_timedwrlock.c
+++ b/nptl/pthread_rwlock_timedwrlock.c
diff --git a/nptl/sysdeps/pthread/pthread_rwlock_unlock.c b/nptl/pthread_rwlock_unlock.c
index 9cae8b6c22..9cae8b6c22 100644
--- a/nptl/sysdeps/pthread/pthread_rwlock_unlock.c
+++ b/nptl/pthread_rwlock_unlock.c
diff --git a/nptl/sysdeps/pthread/pthread_rwlock_wrlock.c b/nptl/pthread_rwlock_wrlock.c
index 822aeed79c..822aeed79c 100644
--- a/nptl/sysdeps/pthread/pthread_rwlock_wrlock.c
+++ b/nptl/pthread_rwlock_wrlock.c
diff --git a/nptl/sysdeps/pthread/pthread_spin_destroy.c b/nptl/pthread_spin_destroy.c
index 4d0109cf02..4d0109cf02 100644
--- a/nptl/sysdeps/pthread/pthread_spin_destroy.c
+++ b/nptl/pthread_spin_destroy.c
diff --git a/nptl/sysdeps/pthread/pthread_spin_init.c b/nptl/pthread_spin_init.c
index c2275085e8..c2275085e8 100644
--- a/nptl/sysdeps/pthread/pthread_spin_init.c
+++ b/nptl/pthread_spin_init.c
diff --git a/nptl/sysdeps/pthread/pthread_spin_unlock.c b/nptl/pthread_spin_unlock.c
index f97cadfbd0..f97cadfbd0 100644
--- a/nptl/sysdeps/pthread/pthread_spin_unlock.c
+++ b/nptl/pthread_spin_unlock.c
diff --git a/nptl/sysdeps/alpha/tls.h b/nptl/sysdeps/alpha/tls.h
index 20f780c5f5..be2430f676 100644
--- a/nptl/sysdeps/alpha/tls.h
+++ b/nptl/sysdeps/alpha/tls.h
@@ -1,5 +1,5 @@
 /* Definition for thread-local data handling.  NPTL/Alpha version.
-   Copyright (C) 2003, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -48,9 +48,6 @@ typedef union dtv
 # error "TLS support is required."
 #endif
 
-/* Signal that TLS support is available.  */
-# define USE_TLS	1
-
 #ifndef __ASSEMBLER__
 
 /* Get system call information.  */
diff --git a/nptl/sysdeps/i386/tls.h b/nptl/sysdeps/i386/tls.h
index a870a848cf..d5b3797e69 100644
--- a/nptl/sysdeps/i386/tls.h
+++ b/nptl/sysdeps/i386/tls.h
@@ -1,5 +1,5 @@
 /* Definition for thread-local data handling.  nptl/i386 version.
-   Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -65,9 +65,6 @@ typedef struct
 # error "TLS support is required."
 #endif
 
-/* Signal that TLS support is available.  */
-#define USE_TLS	1
-
 /* Alignment requirement for the stack.  For IA-32 this is governed by
    the SSE memory functions.  */
 #define STACK_ALIGN	16
diff --git a/nptl/sysdeps/ia64/tls.h b/nptl/sysdeps/ia64/tls.h
index 69101ad8c4..22a8b08144 100644
--- a/nptl/sysdeps/ia64/tls.h
+++ b/nptl/sysdeps/ia64/tls.h
@@ -61,9 +61,6 @@ register struct pthread *__thread_self __asm__("r13");
 # error "TLS support is required."
 #endif
 
-/* Signal that TLS support is available.  */
-#define USE_TLS	1
-
 /* Alignment requirement for the stack.  */
 #define STACK_ALIGN	16
 
diff --git a/nptl/sysdeps/powerpc/tls.h b/nptl/sysdeps/powerpc/tls.h
index 976a271362..ddaafe23d0 100644
--- a/nptl/sysdeps/powerpc/tls.h
+++ b/nptl/sysdeps/powerpc/tls.h
@@ -1,5 +1,5 @@
 /* Definition for thread-local data handling.  NPTL/PowerPC version.
-   Copyright (C) 2003, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -48,9 +48,6 @@ typedef union dtv
 # error "TLS support is required."
 #endif
 
-/* Signal that TLS support is available.  */
-# define USE_TLS	1
-
 #ifndef __ASSEMBLER__
 
 /* Get system call information.  */
diff --git a/nptl/sysdeps/s390/tls.h b/nptl/sysdeps/s390/tls.h
index 89ff095d52..6f6f17b975 100644
--- a/nptl/sysdeps/s390/tls.h
+++ b/nptl/sysdeps/s390/tls.h
@@ -1,5 +1,5 @@
 /* Definition for thread-local data handling.  NPTL/s390 version.
-   Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -66,9 +66,6 @@ typedef struct
 # error "TLS support is required."
 #endif
 
-/* Signal that TLS support is available.  */
-#define USE_TLS	1
-
 /* Alignment requirement for the stack.  For IA-32 this is governed by
    the SSE memory functions.  */
 #define STACK_ALIGN	16
diff --git a/nptl/sysdeps/sh/tls.h b/nptl/sysdeps/sh/tls.h
index 49d105518a..d9aa1073b8 100644
--- a/nptl/sysdeps/sh/tls.h
+++ b/nptl/sysdeps/sh/tls.h
@@ -1,5 +1,5 @@
 /* Definition for thread-local data handling.  NPTL/SH version.
-   Copyright (C) 2003, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -56,9 +56,6 @@ typedef struct
 # error "TLS support is required."
 #endif
 
-/* Signal that TLS support is available.  */
-# define USE_TLS	1
-
 #ifndef __ASSEMBLER__
 
 /* Get system call information.  */
diff --git a/nptl/sysdeps/sparc/tls.h b/nptl/sysdeps/sparc/tls.h
index 127bbf695f..4fbe426595 100644
--- a/nptl/sysdeps/sparc/tls.h
+++ b/nptl/sysdeps/sparc/tls.h
@@ -60,9 +60,6 @@ typedef struct
 # error "TLS support is required."
 #endif
 
-/* Signal that TLS support is available.  */
-#define USE_TLS	1
-
 #ifndef __ASSEMBLER__
 /* Get system call information.  */
 # include <sysdep.h>
diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h
index 7e61d68573..aa42768f70 100644
--- a/nptl/sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h
+++ b/nptl/sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h
@@ -163,13 +163,13 @@ extern int __local_multiple_threads attribute_hidden;
 
 #else
 
-# ifdef IS_IN_rtld
-#  define SINGLE_THREAD_P \
-  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
-				   header.multiple_threads) == 0, 1)
-# else
-#  define SINGLE_THREAD_P (1)
-# endif
+# define SINGLE_THREAD_P (1)
 # define NO_CANCELLATION 1
 
 #endif
+
+#ifndef __ASSEMBLER__
+# define RTLD_SINGLE_THREAD_P \
+  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
+				   header.multiple_threads) == 0, 1)
+#endif
diff --git a/nptl/sysdeps/unix/sysv/linux/i386/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/i386/sysdep-cancel.h
index 3613e7946b..1cd4b9b8b6 100644
--- a/nptl/sysdeps/unix/sysv/linux/i386/sysdep-cancel.h
+++ b/nptl/sysdeps/unix/sysv/linux/i386/sysdep-cancel.h
@@ -143,13 +143,13 @@
 
 #elif !defined __ASSEMBLER__
 
-# ifdef IS_IN_rtld
-#  define SINGLE_THREAD_P \
-  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
-		    		   header.multiple_threads) == 0, 1)
-# else
-#  define SINGLE_THREAD_P (1)
-# endif
+# define SINGLE_THREAD_P (1)
 # define NO_CANCELLATION 1
 
 #endif
+
+#ifndef __ASSEMBLER__
+# define RTLD_SINGLE_THREAD_P \
+  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
+				   header.multiple_threads) == 0, 1)
+#endif
diff --git a/nptl/sysdeps/unix/sysv/linux/ia64/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/ia64/sysdep-cancel.h
index 8e6653e2dc..c4d52860dd 100644
--- a/nptl/sysdeps/unix/sysv/linux/ia64/sysdep-cancel.h
+++ b/nptl/sysdeps/unix/sysv/linux/ia64/sysdep-cancel.h
@@ -216,13 +216,13 @@ __GC_##name:								      \
 
 #elif !defined __ASSEMBLER__
 
-# ifdef IS_IN_rtld
-#  define SINGLE_THREAD_P \
-  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
-				   header.multiple_threads) == 0, 1)
-# else
-#  define SINGLE_THREAD_P (1)
-# endif
+# define SINGLE_THREAD_P (1)
 # define NO_CANCELLATION 1
 
 #endif
+
+#ifndef __ASSEMBLER__
+# define RTLD_SINGLE_THREAD_P \
+  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
+				   header.multiple_threads) == 0, 1)
+#endif
diff --git a/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h
index e40388d475..3752abc870 100644
--- a/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h
+++ b/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h
@@ -124,13 +124,13 @@
 
 #elif !defined __ASSEMBLER__
 
-# ifdef IS_IN_rtld
-#  define SINGLE_THREAD_P \
-  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
-				   header.multiple_threads) == 0, 1)
-# else
-#  define SINGLE_THREAD_P (1)
-# endif
+# define SINGLE_THREAD_P (1)
 # define NO_CANCELLATION 1
 
 #endif
+
+#ifndef __ASSEMBLER__
+# define RTLD_SINGLE_THREAD_P \
+  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
+				   header.multiple_threads) == 0, 1)
+#endif
diff --git a/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h
index cbc3fa70a1..707765ab58 100644
--- a/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h
+++ b/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h
@@ -113,13 +113,13 @@
 
 #elif !defined __ASSEMBLER__
 
-# ifdef IS_IN_rtld
-#  define SINGLE_THREAD_P \
-  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
-				   header.multiple_threads) == 0, 1)
-# else
-#  define SINGLE_THREAD_P (1)
-# endif
+# define SINGLE_THREAD_P (1)
 # define NO_CANCELLATION 1
 
 #endif
+
+#ifndef __ASSEMBLER__
+# define RTLD_SINGLE_THREAD_P \
+  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
+				   header.multiple_threads) == 0, 1)
+#endif
diff --git a/nptl/sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h
index eb3b14a311..17ab562daa 100644
--- a/nptl/sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h
+++ b/nptl/sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h
@@ -109,13 +109,13 @@ L(pseudo_end):
 
 #elif !defined __ASSEMBLER__
 
-# ifdef IS_IN_rtld
-#  define SINGLE_THREAD_P \
-  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
-				   header.multiple_threads) == 0, 1)
-# else
-#  define SINGLE_THREAD_P (1)
-# endif
+# define SINGLE_THREAD_P (1)
 # define NO_CANCELLATION 1
 
 #endif
+
+#ifndef __ASSEMBLER__
+# define RTLD_SINGLE_THREAD_P \
+  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
+				   header.multiple_threads) == 0, 1)
+#endif
diff --git a/nptl/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h
index ad6dbc91e8..77ce742495 100644
--- a/nptl/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h
+++ b/nptl/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h
@@ -122,13 +122,13 @@ extern int __local_multiple_threads attribute_hidden;
 
 #elif !defined __ASSEMBLER__
 
-# ifdef IS_IN_rtld
-#  define SINGLE_THREAD_P \
-  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
-				   header.multiple_threads) == 0, 1)
-# else
-#  define SINGLE_THREAD_P (1)
-# endif
+# define SINGLE_THREAD_P (1)
 # define NO_CANCELLATION 1
 
 #endif
+
+#ifndef __ASSEMBLER__
+# define RTLD_SINGLE_THREAD_P \
+  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
+				   header.multiple_threads) == 0, 1)
+#endif
diff --git a/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h
index c6821a941c..a8065c6a8c 100644
--- a/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h
+++ b/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h
@@ -157,13 +157,13 @@
 
 #elif !defined __ASSEMBLER__
 
-# ifdef IS_IN_rtld
-#  define SINGLE_THREAD_P \
-  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
-				   header.multiple_threads) == 0, 1)
-# else
-#  define SINGLE_THREAD_P (1)
-# endif
+# define SINGLE_THREAD_P (1)
 # define NO_CANCELLATION 1
 
 #endif
+
+#ifndef __ASSEMBLER__
+# define RTLD_SINGLE_THREAD_P \
+  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
+				   header.multiple_threads) == 0, 1)
+#endif
diff --git a/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep-cancel.h
index c7800558bb..f0349906b2 100644
--- a/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep-cancel.h
+++ b/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep-cancel.h
@@ -100,13 +100,13 @@ __##syscall_name##_nocancel:			\
 
 #elif !defined __ASSEMBLER__
 
-# ifdef IS_IN_rtld
-#  define SINGLE_THREAD_P \
-  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
-				   header.multiple_threads) == 0, 1)
-# else
-#  define SINGLE_THREAD_P (1)
-# endif
+# define SINGLE_THREAD_P (1)
 # define NO_CANCELLATION 1
 
 #endif
+
+#ifndef __ASSEMBLER__
+# define RTLD_SINGLE_THREAD_P \
+  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
+				   header.multiple_threads) == 0, 1)
+#endif
diff --git a/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h
index b422f8acee..2c76d01715 100644
--- a/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h
+++ b/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h
@@ -98,13 +98,13 @@ __##syscall_name##_nocancel:			\
 
 #elif !defined __ASSEMBLER__
 
-# ifdef IS_IN_rtld
-#  define SINGLE_THREAD_P \
-  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
-				   header.multiple_threads) == 0, 1)
-# else
-#  define SINGLE_THREAD_P (1)
-# endif
+# define SINGLE_THREAD_P (1)
 # define NO_CANCELLATION 1
 
 #endif
+
+#ifndef __ASSEMBLER__
+# define RTLD_SINGLE_THREAD_P \
+  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
+				   header.multiple_threads) == 0, 1)
+#endif
diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h
index e6afcd3156..3e741da794 100644
--- a/nptl/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h
+++ b/nptl/sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h
@@ -132,13 +132,13 @@ extern int __local_multiple_threads attribute_hidden;
 
 #elif !defined __ASSEMBLER__
 
-# ifdef IS_IN_rtld
-#  define SINGLE_THREAD_P \
-  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
-				   header.multiple_threads) == 0, 1)
-# else
-#  define SINGLE_THREAD_P (1)
-# endif
+# define SINGLE_THREAD_P (1)
 # define NO_CANCELLATION 1
 
 #endif
+
+#ifndef __ASSEMBLER__
+# define RTLD_SINGLE_THREAD_P \
+  __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
+				   header.multiple_threads) == 0, 1)
+#endif
diff --git a/nptl/sysdeps/x86_64/tls.h b/nptl/sysdeps/x86_64/tls.h
index 65ff0639b6..7618573e0b 100644
--- a/nptl/sysdeps/x86_64/tls.h
+++ b/nptl/sysdeps/x86_64/tls.h
@@ -62,9 +62,6 @@ typedef struct
 # error "TLS support is required."
 #endif
 
-/* Signal that TLS support is available.  */
-#define USE_TLS	1
-
 /* Alignment requirement for the stack.  */
 #define STACK_ALIGN	16
 
diff --git a/nptl/tst-tls5.h b/nptl/tst-tls5.h
index b7c14eb82c..9a76ab7827 100644
--- a/nptl/tst-tls5.h
+++ b/nptl/tst-tls5.h
@@ -2,7 +2,7 @@
 #include <stdlib.h>
 #include <tls.h>
 
-#if USE_TLS && HAVE___THREAD
+#if HAVE___THREAD
 
 struct tls_obj
 {
diff --git a/nptl_db/ChangeLog b/nptl_db/ChangeLog
index 2bb82f488c..f96ab04b86 100644
--- a/nptl_db/ChangeLog
+++ b/nptl_db/ChangeLog
@@ -1,3 +1,7 @@
+2006-10-27  Ulrich Drepper  <drepper@redhat.com>
+
+	* structs.def: USE_TLS support is now default.
+
 2006-02-03  Roland McGrath  <roland@redhat.com>
 
 	* structs.def: Add a descriptor for pointer.val field of dtv_t.
diff --git a/nptl_db/structs.def b/nptl_db/structs.def
index 823af5cba2..20fa014909 100644
--- a/nptl_db/structs.def
+++ b/nptl_db/structs.def
@@ -68,15 +68,11 @@ DB_STRUCT_FIELD (pthread_key_data, data)
 DB_STRUCT (pthread_key_data_level2)
 DB_STRUCT_ARRAY_FIELD (pthread_key_data_level2, data)
 
-#if USE_TLS
 DB_STRUCT_FIELD (link_map, l_tls_modid)
-#endif
 
-#if !defined IS_IN_libpthread || USE_TLS
 DB_STRUCT_ARRAY_FIELD (dtv, dtv)
-# define pointer_val pointer.val /* Field of anonymous struct in dtv_t.  */
+#define pointer_val pointer.val /* Field of anonymous struct in dtv_t.  */
 DB_STRUCT_FIELD (dtv_t, pointer_val)
-#endif
 #if !defined IS_IN_libpthread || TLS_TCB_AT_TP
 DB_STRUCT_FIELD (pthread, dtvp)
 #endif
diff --git a/nscd/Makefile b/nscd/Makefile
index 9c98018217..21657abeb7 100644
--- a/nscd/Makefile
+++ b/nscd/Makefile
@@ -119,9 +119,7 @@ CFLAGS-initgrcache.c += $(nscd-cflags)
 CFLAGS-gai.c += $(nscd-cflags)
 
 ifeq (yesyes,$(have-fpie)$(build-shared))
-ifeq (yes,$(have-z-relro))
 relro-LDFLAGS += -Wl,-z,now
-endif
 
 $(objpfx)nscd: $(addprefix $(objpfx),$(nscd-modules:=.o))
 	$(LINK.o) -pie -Wl,-O1 $(nscd-cflags) \
diff --git a/po/sv.po b/po/sv.po
index 906b225d1e..ed2e18f17c 100644
--- a/po/sv.po
+++ b/po/sv.po
@@ -1,13 +1,13 @@
 # GNU libc message catalog for swedish
-# Copyright © 1996, 1998, 2001, 2002, 2003 Free Software Foundation, Inc.
+# Copyright © 1996, 1998, 2001, 2002, 2003, 2006 Free Software Foundation, Inc.
 # Jan Djärv <jan.h.d@swipnet.se>, 1996, 1998, 2001, 2002, 2003, 2006.
-# Revision: 1.49
+# Revision: 1.50
 #
 msgid ""
 msgstr ""
 "Project-Id-Version: libc 2.5\n"
 "POT-Creation-Date: 2006-09-29 11:38-0700\n"
-"PO-Revision-Date: 2006-10-09 20:38+0200\n"
+"PO-Revision-Date: 2006-10-29 19:03+0100\n"
 "Last-Translator: Jan Djärv <jan.h.d@swipnet.se>\n"
 "Language-Team: Swedish <tp-sv@listor.tp-sv.se>\n"
 "MIME-Version: 1.0\n"
@@ -53,7 +53,9 @@ msgstr "Försök med \"%s --help\" eller \"%s --usage\" för mer information\n"
 #: argp/argp-help.c:1671
 #, c-format
 msgid "Report bugs to %s.\n"
-msgstr "Rapportera fel till %s.\n"
+msgstr ""
+"Rapportera fel till %s.\n"
+"Rapportera fel eller synpunkter på översättningen till <tp-sv@listor.tp-sv.se>.\n"
 
 #: argp/argp-parse.c:102
 msgid "Give this help list"
@@ -286,7 +288,7 @@ msgstr "Försök med \"xtrace --help\" för mer information\\n"
 
 #: debug/xtrace.sh:39
 msgid "xtrace: option `$1' requires an argument.\\n"
-msgstr "xtrace: flaggan \"%s\" behöver ett argument\\n"
+msgstr "xtrace: flaggan \"$1\" behöver ett argument\\n"
 
 #: debug/xtrace.sh:46
 msgid ""
@@ -316,7 +318,8 @@ msgstr ""
 "motsvarande korta.\n"
 "\n"
 "För felrapporteringsinstruktioner, se:\n"
-"<http://www.gnu.org/software/libc/bugs.html>."
+"<http://www.gnu.org/software/libc/bugs.html>.\n"
+"Rapportera fel eller synpunkter på översättningen till <tp-sv@listor.tp-sv.se>.\\n"
 
 #: debug/xtrace.sh:125
 msgid "xtrace: unrecognized option `$1'\\n"
diff --git a/resolv/Versions b/resolv/Versions
index 7016365be5..5a350cae36 100644
--- a/resolv/Versions
+++ b/resolv/Versions
@@ -2,7 +2,7 @@
 
 libc {
   GLIBC_2.0 {
-%if !(USE_TLS && HAVE___THREAD)
+%if !HAVE___THREAD
     # global variables
     _h_errno;
 %endif
@@ -17,7 +17,7 @@ libc {
 
     # variables in normal name space
     h_errlist; h_nerr;
-%if !(USE_TLS && HAVE___THREAD)
+%if !HAVE___THREAD
     h_errno;
 %endif
 
@@ -34,7 +34,7 @@ libc {
   GLIBC_PRIVATE {
     __gai_sigqueue;
 
-%if USE_TLS && HAVE___THREAD
+%if HAVE___THREAD
     # This version is for the TLS symbol, GLIBC_2.0 is the old object symbol.
     h_errno; __resp;
 %endif
diff --git a/stdlib/Makefile b/stdlib/Makefile
index e632d3523b..a0ff427b7e 100644
--- a/stdlib/Makefile
+++ b/stdlib/Makefile
@@ -102,10 +102,6 @@ CFLAGS-strfmon.c = -D_IO_MTSAFE_IO
 CFLAGS-strfmon_l.c = -D_IO_MTSAFE_IO
 endif
 
-ifeq (yes,$(have-protected))
-CFLAGS-atexit.c = -DHAVE_DOT_HIDDEN
-endif
-
 CFLAGS-tst-bsearch.c = $(stack-align-test-flags)
 CFLAGS-tst-qsort.c = $(stack-align-test-flags)
 
diff --git a/stdlib/atexit.c b/stdlib/atexit.c
index 307662bdcd..0575dda03b 100644
--- a/stdlib/atexit.c
+++ b/stdlib/atexit.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1996, 1999, 2001 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1996, 1999, 2001, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -43,14 +43,9 @@ extern void *__dso_handle __attribute__ ((__weak__));
 
 /* Register FUNC to be executed by `exit'.  */
 int
+attribute_hidden
 atexit (void (*func) (void))
 {
   return __cxa_atexit ((void (*) (void *)) func, NULL,
 		       &__dso_handle == NULL ? NULL : __dso_handle);
 }
-
-/* Hide the symbol so that no definition but the one locally in the
-   executable or DSO is used.  */
-#ifdef HAVE_DOT_HIDDEN
-asm (".hidden\tatexit");
-#endif
diff --git a/sysdeps/alpha/dl-machine.h b/sysdeps/alpha/dl-machine.h
index 88c357ea07..29f500b2d0 100644
--- a/sysdeps/alpha/dl-machine.h
+++ b/sysdeps/alpha/dl-machine.h
@@ -1,5 +1,5 @@
 /* Machine-dependent ELF dynamic relocation inline functions.  Alpha version.
-   Copyright (C) 1996-2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 1996-2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Richard Henderson <rth@tamu.edu>.
 
@@ -232,14 +232,14 @@ $fixup_stack:							\n\
    to one of the main executable's symbols, as for a COPY reloc.
    This is unused on Alpha.  */
 
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD)
-#define elf_machine_type_class(type)	\
+#if !defined RTLD_BOOTSTRAP || USE___THREAD
+# define elf_machine_type_class(type)	\
   (((type) == R_ALPHA_JMP_SLOT		\
     || (type) == R_ALPHA_DTPMOD64	\
     || (type) == R_ALPHA_DTPREL64	\
     || (type) == R_ALPHA_TPREL64) * ELF_RTYPE_CLASS_PLT)
 #else
-#define elf_machine_type_class(type)	\
+# define elf_machine_type_class(type)	\
   (((type) == R_ALPHA_JMP_SLOT) * ELF_RTYPE_CLASS_PLT)
 #endif
 
@@ -439,40 +439,40 @@ elf_machine_rela (struct link_map *map,
 	  memcpy (reloc_addr_arg, &sym_value, 8);
 	}
 #endif
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD)
+#if !defined RTLD_BOOTSTRAP || USE___THREAD
       else if (r_type == R_ALPHA_DTPMOD64)
 	{
-#ifdef RTLD_BOOTSTRAP
+# ifdef RTLD_BOOTSTRAP
 	  /* During startup the dynamic linker is always index 1.  */
 	  *reloc_addr = 1;
-#else
+# else
 	  /* Get the information from the link map returned by the
 	     resolv function.  */
 	  if (sym_map != NULL)
 	    *reloc_addr = sym_map->l_tls_modid;
-#endif
+# endif
 	}
       else if (r_type == R_ALPHA_DTPREL64)
 	{
-#ifndef RTLD_BOOTSTRAP
+# ifndef RTLD_BOOTSTRAP
 	  /* During relocation all TLS symbols are defined and used.
 	     Therefore the offset is already correct.  */
 	  *reloc_addr = sym_raw_value;
-#endif
+# endif
 	}
       else if (r_type == R_ALPHA_TPREL64)
 	{
-#ifdef RTLD_BOOTSTRAP
+# ifdef RTLD_BOOTSTRAP
 	  *reloc_addr = sym_raw_value + map->l_tls_offset;
-#else
+# else
 	  if (sym_map)
 	    {
 	      CHECK_STATIC_TLS (map, sym_map);
 	      *reloc_addr = sym_raw_value + sym_map->l_tls_offset;
 	    }
-#endif
+# endif
 	}
-#endif /* USE_TLS */
+#endif
       else
 	_dl_reloc_bad_type (map, r_type, 0);
     }
diff --git a/sysdeps/alpha/libc-tls.c b/sysdeps/alpha/libc-tls.c
index 24629e9aca..7e02769171 100644
--- a/sysdeps/alpha/libc-tls.c
+++ b/sysdeps/alpha/libc-tls.c
@@ -1,5 +1,5 @@
 /* Thread-local storage handling in the ELF dynamic linker.  Alpha version.
-   Copyright (C) 2003, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -20,8 +20,6 @@
 #include <csu/libc-tls.c>
 #include <dl-tls.h>
 
-#if USE_TLS
-
 /* On Alpha, linker optimizations are not required, so __tls_get_addr
    can be called even in statically linked binaries.  In this case module
    must be always 1 and PT_TLS segment exist in the binary, otherwise it
@@ -33,5 +31,3 @@ __tls_get_addr (tls_index *ti)
   dtv_t *dtv = THREAD_DTV ();
   return (char *) dtv[1].pointer.val + ti->ti_offset;
 }
-
-#endif
diff --git a/sysdeps/generic/ldsodefs.h b/sysdeps/generic/ldsodefs.h
index 4fa3c0114a..dda91bb806 100644
--- a/sysdeps/generic/ldsodefs.h
+++ b/sysdeps/generic/ldsodefs.h
@@ -447,11 +447,6 @@ struct rtld_global
      It returns an errno code or zero on success.  */
   EXTERN int (*_dl_make_stack_executable_hook) (void **) internal_function;
 
-  /* Keep the conditional TLS members at the end so the layout of the
-     structure used by !USE_TLS code matches the prefix of the layout in
-     the USE_TLS rtld.  Note that `struct link_map' is conditionally
-     defined as well, so _dl_rtld_map needs to be last before this.  */
-#ifdef USE_TLS
   /* Highest dtv index currently needed.  */
   EXTERN size_t _dl_tls_max_dtv_idx;
   /* Flag signalling whether there are gaps in the module ID allocation.  */
@@ -479,10 +474,10 @@ struct rtld_global
 /* Number of additional entries in the slotinfo array of each slotinfo
    list element.  A large number makes it almost certain take we never
    have to iterate beyond the first element in the slotinfo list.  */
-# define TLS_SLOTINFO_SURPLUS (62)
+#define TLS_SLOTINFO_SURPLUS (62)
 
 /* Number of additional slots in the dtv allocated.  */
-# define DTV_SURPLUS	(14)
+#define DTV_SURPLUS	(14)
 
   /* Initial dtv of the main thread, not allocated with normal malloc.  */
   EXTERN void *_dl_initial_dtv;
@@ -490,23 +485,18 @@ struct rtld_global
   EXTERN size_t _dl_tls_generation;
 
   EXTERN void (*_dl_init_static_tls) (struct link_map *);
-#endif
 
 #ifdef SHARED
 };
 # define __rtld_global_attribute__
 # ifdef IS_IN_rtld
-#  ifdef HAVE_VISIBILITY_ATTRIBUTE
-#   ifdef HAVE_SDATA_SECTION
-#    define __rtld_local_attribute__ \
+#  ifdef HAVE_SDATA_SECTION
+#   define __rtld_local_attribute__ \
 	    __attribute__ ((visibility ("hidden"), section (".sdata")))
-#    undef __rtld_global_attribute__
-#    define __rtld_global_attribute__ __attribute__ ((section (".sdata")))
-#   else
-#    define __rtld_local_attribute__ __attribute__ ((visibility ("hidden")))
-#   endif
+#   undef __rtld_global_attribute__
+#   define __rtld_global_attribute__ __attribute__ ((section (".sdata")))
 #  else
-#   define __rtld_local_attribute__
+#   define __rtld_local_attribute__ __attribute__ ((visibility ("hidden")))
 #  endif
 extern struct rtld_global _rtld_local __rtld_local_attribute__;
 #  undef __rtld_local_attribute__
@@ -668,11 +658,7 @@ struct rtld_global_ro
 };
 # define __rtld_global_attribute__
 # ifdef IS_IN_rtld
-#  ifdef HAVE_VISIBILITY_ATTRIBUTE
-#   define __rtld_local_attribute__ __attribute__ ((visibility ("hidden")))
-#  else
-#   define __rtld_local_attribute__
-#  endif
+#  define __rtld_local_attribute__ __attribute__ ((visibility ("hidden")))
 extern struct rtld_global_ro _rtld_local_ro
     attribute_relro __rtld_local_attribute__;
 extern struct rtld_global_ro _rtld_global_ro
@@ -1037,9 +1023,7 @@ rtld_hidden_proto (_dl_allocate_tls_init)
 extern void _dl_deallocate_tls (void *tcb, bool dealloc_tcb) internal_function;
 rtld_hidden_proto (_dl_deallocate_tls)
 
-#if defined USE_TLS
 extern void _dl_nothread_init_static_tls (struct link_map *) attribute_hidden;
-#endif
 
 /* Find origin of the executable.  */
 extern const char *_dl_get_origin (void) attribute_hidden;
diff --git a/sysdeps/generic/sysdep-cancel.h b/sysdeps/generic/sysdep-cancel.h
index f07b784f2e..ba6a1e04ba 100644
--- a/sysdeps/generic/sysdep-cancel.h
+++ b/sysdeps/generic/sysdep-cancel.h
@@ -2,6 +2,7 @@
 
 /* No multi-thread handling enabled.  */
 #define SINGLE_THREAD_P (1)
+#define RTLD_SINGLE_THREAD_P (1)
 #define LIBC_CANCEL_ASYNC()	0 /* Just a dummy value.  */
 #define LIBC_CANCEL_RESET(val)	((void)(val)) /* Nothing, but evaluate it.  */
 #define LIBC_CANCEL_HANDLED()	/* Nothing.  */
diff --git a/sysdeps/generic/tls.h b/sysdeps/generic/tls.h
index 6a23ec05e1..06e41ad121 100644
--- a/sysdeps/generic/tls.h
+++ b/sysdeps/generic/tls.h
@@ -1,5 +1,5 @@
 /* Definition for thread-local data handling.  Generic version.
-   Copyright (C) 2002 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -17,11 +17,6 @@
    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
    02111-1307 USA.  */
 
-/* By default no TLS support is available.  This is signaled by the
-   absence of the symbol USE_TLS.  */
-#undef USE_TLS
-
-
 /* An architecture-specific version of this file has to defined a
    number of symbols:
 
diff --git a/sysdeps/i386/dl-machine.h b/sysdeps/i386/dl-machine.h
index df3edf5460..04296d2a9a 100644
--- a/sysdeps/i386/dl-machine.h
+++ b/sysdeps/i386/dl-machine.h
@@ -1,5 +1,5 @@
 /* Machine-dependent ELF dynamic relocation inline functions.  i386 version.
-   Copyright (C) 1995-2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 1995-2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -34,9 +34,7 @@ elf_machine_matches_host (const Elf32_Ehdr *ehdr)
 }
 
 
-#if defined PI_STATIC_AND_HIDDEN \
-    && defined HAVE_VISIBILITY_ATTRIBUTE && defined HAVE_HIDDEN \
-    && !defined HAVE_BROKEN_VISIBILITY_ATTRIBUTE
+#ifdef PI_STATIC_AND_HIDDEN
 
 /* Return the link-time address of _DYNAMIC.  Conveniently, this is the
    first element of the GOT, a special entry that is never relocated.  */
@@ -244,7 +242,7 @@ _dl_start_user:\n\
    define the value.
    ELF_RTYPE_CLASS_NOCOPY iff TYPE should not be allowed to resolve to one
    of the main executable's symbols, as for a COPY reloc.  */
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD)
+#if !defined RTLD_BOOTSTRAP || USE___THREAD
 # define elf_machine_type_class(type) \
   ((((type) == R_386_JMP_SLOT || (type) == R_386_TLS_DTPMOD32		      \
      || (type) == R_386_TLS_DTPOFF32 || (type) == R_386_TLS_TPOFF32	      \
@@ -352,7 +350,7 @@ elf_machine_rel (struct link_map *map, const Elf32_Rel *reloc,
 	  *reloc_addr = value;
 	  break;
 
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD)
+#if !defined RTLD_BOOTSTRAP || USE___THREAD
 	case R_386_TLS_DTPMOD32:
 # ifdef RTLD_BOOTSTRAP
 	  /* During startup the dynamic linker is always the module
@@ -476,7 +474,6 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
 	  *reloc_addr = (value + reloc->r_addend - (Elf32_Addr) reloc_addr);
 	  break;
 
-#  ifdef USE_TLS
 	case R_386_TLS_DTPMOD32:
 	  /* Get the information from the link map returned by the
 	     resolv function.  */
@@ -513,7 +510,6 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
 			    + reloc->r_addend;
 	    }
 	  break;
-#  endif	/* use TLS */
 	case R_386_COPY:
 	  if (sym == NULL)
 	    /* This can happen in trace mode if an object could not be
diff --git a/sysdeps/i386/i686/memcmp.S b/sysdeps/i386/i686/memcmp.S
index 4bd5394bec..113760d846 100644
--- a/sysdeps/i386/i686/memcmp.S
+++ b/sysdeps/i386/i686/memcmp.S
@@ -1,5 +1,5 @@
 /* Compare two memory blocks for differences in the first COUNT bytes.
-   Copyright (C) 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -44,13 +44,9 @@
      absolute address.  */						      \
   addl	(%ebx,INDEX,4), %ebx
 
-#ifdef HAVE_HIDDEN
 	.section	.gnu.linkonce.t.__i686.get_pc_thunk.bx,"ax",@progbits
 	.globl	__i686.get_pc_thunk.bx
 	.hidden	__i686.get_pc_thunk.bx
-#else
-        .text
-#endif
 	ALIGN (4)
 	.type	__i686.get_pc_thunk.bx,@function
 __i686.get_pc_thunk.bx:
diff --git a/sysdeps/i386/sysdep.h b/sysdeps/i386/sysdep.h
index 2739cb00b3..e03a8e926d 100644
--- a/sysdeps/i386/sysdep.h
+++ b/sysdeps/i386/sysdep.h
@@ -1,5 +1,6 @@
 /* Assembler macros for i386.
-   Copyright (C) 1991-93,95,96,98,2002,2003,2005 Free Software Foundation, Inc.
+   Copyright (C) 1991-93,95,96,98,2002,2003,2005,2006
+   Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -132,15 +133,7 @@ lose: SYSCALL_PIC_SETUP							      \
     cfi_adjust_cfa_offset (-4);						      \
     addl $_GLOBAL_OFFSET_TABLE+[.-0b], %ebx;
 
-# ifndef HAVE_HIDDEN
-#  define SETUP_PIC_REG(reg) \
-  call 1f;								      \
-  .subsection 1;							      \
-1:movl (%esp), %e##reg;							      \
-  ret;									      \
-  .previous
-# else
-#  define SETUP_PIC_REG(reg) \
+# define SETUP_PIC_REG(reg) \
   .ifndef __i686.get_pc_thunk.reg;					      \
   .section .gnu.linkonce.t.__i686.get_pc_thunk.reg,"ax",@progbits;	      \
   .globl __i686.get_pc_thunk.reg;					      \
@@ -153,7 +146,6 @@ __i686.get_pc_thunk.reg:						      \
   .previous;								      \
   .endif;								      \
   call __i686.get_pc_thunk.reg
-# endif
 
 # define LOAD_PIC_REG(reg) \
   SETUP_PIC_REG(reg); addl $_GLOBAL_OFFSET_TABLE_, %e##reg
diff --git a/sysdeps/ia64/dl-machine.h b/sysdeps/ia64/dl-machine.h
index 55349690e3..61b4ea99a7 100644
--- a/sysdeps/ia64/dl-machine.h
+++ b/sysdeps/ia64/dl-machine.h
@@ -1,5 +1,5 @@
 /* Machine-dependent ELF dynamic relocation inline functions.  IA-64 version.
-   Copyright (C) 1995-1997, 2000-2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 1995-1997, 2000-2004, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -311,7 +311,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
    of the main executable's symbols, as for a COPY reloc, which we don't
    use.  */
 /* ??? Ignore *MSB for now.  */
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD)
+#if !defined RTLD_BOOTSTRAP || USE___THREAD
 #define elf_machine_type_class(type) \
   (((type) == R_IA64_IPLTLSB || (type) == R_IA64_DTPMOD64LSB		      \
     || (type) == R_IA64_DTPREL64LSB || (type) == R_IA64_TPREL64LSB)	      \
@@ -432,7 +432,7 @@ elf_machine_rela (struct link_map *map,
 	    value = _dl_make_fptr (sym_map, sym, value);
 	  else if (R_IA64_TYPE (r_type) == R_IA64_TYPE (R_IA64_PCREL64LSB))
 	    value -= (Elf64_Addr) reloc_addr & -16;
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || defined USE___THREAD)
+#if !defined RTLD_BOOTSTRAP || defined USE___THREAD
 	  else if (R_IA64_TYPE (r_type) == R_IA64_TYPE (R_IA64_DTPMOD64LSB))
 # ifdef RTLD_BOOTSTRAP
 	    /* During startup the dynamic linker is always index 1.  */
diff --git a/sysdeps/ia64/libc-tls.c b/sysdeps/ia64/libc-tls.c
index 2c0eeae86f..9751284008 100644
--- a/sysdeps/ia64/libc-tls.c
+++ b/sysdeps/ia64/libc-tls.c
@@ -1,5 +1,5 @@
 /* Thread-local storage handling in the ELF dynamic linker.  IA-64 version.
-   Copyright (C) 2003, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -19,8 +19,6 @@
 
 #include <csu/libc-tls.c>
 
-#if USE_TLS
-
 /* On IA-64, as it lacks linker optimizations, __tls_get_addr can be
    called even in statically linked binaries.
    In this case module must be always 1 and PT_TLS segment
@@ -32,5 +30,3 @@ __tls_get_addr (size_t m, size_t offset)
   dtv_t *dtv = THREAD_DTV ();
   return (char *) dtv[1].pointer.val + offset;
 }
-
-#endif
diff --git a/sysdeps/mach/hurd/fork.c b/sysdeps/mach/hurd/fork.c
index fa7da60204..3288f186e5 100644
--- a/sysdeps/mach/hurd/fork.c
+++ b/sysdeps/mach/hurd/fork.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1994,1995,1996,1997,1999,2001,2002,2004,2005
+/* Copyright (C) 1994,1995,1996,1997,1999,2001,2002,2004,2005,2006
 	Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -532,11 +532,9 @@ __fork (void)
       /* Set the child user thread up to return 1 from the setjmp above.  */
       _hurd_longjmp_thread_state (&state, env, 1);
 
-#if USE_TLS
       /* Do special thread setup for TLS if needed.  */
       if (err = _hurd_tls_fork (thread, &state))
 	LOSE;
-#endif
 
       if (err = __thread_set_state (thread, MACHINE_THREAD_STATE_FLAVOR,
 				    (natural_t *) &state, statecount))
diff --git a/sysdeps/mach/hurd/i386/tls.h b/sysdeps/mach/hurd/i386/tls.h
index 223a47d2f2..972cac57a1 100644
--- a/sysdeps/mach/hurd/i386/tls.h
+++ b/sysdeps/mach/hurd/i386/tls.h
@@ -1,5 +1,5 @@
 /* Definitions for thread-local data handling.  Hurd/i386 version.
-   Copyright (C) 2003, 2004 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2004, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -25,9 +25,6 @@
 /* Some things really need not be machine-dependent.  */
 # include <sysdeps/mach/hurd/tls.h>
 
-/* Indiciate that TLS support is available.  */
-# define USE_TLS	1
-
 /* The TCB can have any size and the memory following the address the
    thread pointer points to is unspecified.  Allocate the TCB there.  */
 # define TLS_TCB_AT_TP	1
diff --git a/sysdeps/powerpc/powerpc32/dl-machine.c b/sysdeps/powerpc/powerpc32/dl-machine.c
index 4120a02382..fc460993b1 100644
--- a/sysdeps/powerpc/powerpc32/dl-machine.c
+++ b/sysdeps/powerpc/powerpc32/dl-machine.c
@@ -1,5 +1,5 @@
 /* Machine-dependent ELF dynamic relocation functions.  PowerPC version.
-   Copyright (C) 1995-2003, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 1995-2003, 2004, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -564,13 +564,12 @@ __process_machine_rela (struct link_map *map,
       }
       break;
 
-#ifdef USE_TLS
 #define CHECK_STATIC_TLS(map, sym_map)					      \
     do {								      \
       if (__builtin_expect ((sym_map)->l_tls_offset == NO_TLS_OFFSET, 0))     \
 	_dl_allocate_static_tls (sym_map);				      \
     } while (0)
-# define DO_TLS_RELOC(suffix)						      \
+#define DO_TLS_RELOC(suffix)						      \
     case R_PPC_DTPREL##suffix:						      \
       /* During relocation all TLS symbols are defined and used.	      \
 	 Therefore the offset is already correct.  */			      \
@@ -609,7 +608,6 @@ __process_machine_rela (struct link_map *map,
     DO_TLS_RELOC (16_LO)
     DO_TLS_RELOC (16_HI)
     DO_TLS_RELOC (16_HA)
-#endif
 
     default:
       _dl_reloc_bad_type (map, rinfo, 0);
diff --git a/sysdeps/powerpc/powerpc32/dl-machine.h b/sysdeps/powerpc/powerpc32/dl-machine.h
index 496fa71ecc..a50ffdd1c2 100644
--- a/sysdeps/powerpc/powerpc32/dl-machine.h
+++ b/sysdeps/powerpc/powerpc32/dl-machine.h
@@ -1,5 +1,5 @@
 /* Machine-dependent ELF dynamic relocation inline functions.  PowerPC version.
-   Copyright (C) 1995-2002, 2003, 2005 Free Software Foundation, Inc.
+   Copyright (C) 1995-2002, 2003, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -138,7 +138,7 @@ __elf_preferred_address(struct link_map *loader, size_t maplength,
 /* We never want to use a PLT entry as the destination of a
    reloc, when what is being relocated is a branch. This is
    partly for efficiency, but mostly so we avoid loops.  */
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD)
+#if !defined RTLD_BOOTSTRAP || USE___THREAD
 #define elf_machine_type_class(type)			\
   ((((type) == R_PPC_JMP_SLOT				\
     || (type) == R_PPC_REL24				\
@@ -330,7 +330,7 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
       *reloc_addr = value;
       break;
 
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD) \
+#if (!defined RTLD_BOOTSTRAP || USE___THREAD) \
     && !defined RESOLVE_CONFLICT_FIND_MAP
 # ifdef RTLD_BOOTSTRAP
 #  define NOT_BOOTSTRAP 0
@@ -361,7 +361,7 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
 	  *reloc_addr = TLS_TPREL_VALUE (sym_map, sym, reloc);
 	}
       break;
-#endif /* USE_TLS etc. */
+#endif
 
     case R_PPC_JMP_SLOT:
 #ifdef RESOLVE_CONFLICT_FIND_MAP
diff --git a/sysdeps/powerpc/powerpc32/sysdep.h b/sysdeps/powerpc/powerpc32/sysdep.h
index 8fc624ebd9..88cfe71e0b 100644
--- a/sysdeps/powerpc/powerpc32/sysdep.h
+++ b/sysdeps/powerpc/powerpc32/sysdep.h
@@ -96,7 +96,7 @@
 #endif
 
 #if defined SHARED && defined DO_VERSIONING && defined PIC \
-    && !defined HAVE_BROKEN_ALIAS_ATTRIBUTE && !defined NO_HIDDEN
+    && !defined NO_HIDDEN
 # undef HIDDEN_JUMPTARGET
 # define HIDDEN_JUMPTARGET(name) __GI_##name##@local
 #endif
diff --git a/sysdeps/powerpc/powerpc64/dl-machine.h b/sysdeps/powerpc/powerpc64/dl-machine.h
index cec271bb3a..89a69e1a23 100644
--- a/sysdeps/powerpc/powerpc64/dl-machine.h
+++ b/sysdeps/powerpc/powerpc64/dl-machine.h
@@ -1,7 +1,6 @@
 /* Machine-dependent ELF dynamic relocation inline functions.
    PowerPC64 version.
-   Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
-   Free Software Foundation, Inc.
+   Copyright 1995-2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -260,7 +259,7 @@ BODY_PREFIX "_dl_start_user:\n"						\
    ELF_RTYPE_CLASS_NOCOPY iff TYPE should not be allowed to resolve to one
    of the main executable's symbols, as for a COPY reloc.  */
 
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD)
+#if !defined RTLD_BOOTSTRAP || USE___THREAD
 #define elf_machine_type_class(type)					      \
   /* This covers all the TLS relocs, though most won't appear.  */	      \
   (((((type) >= R_PPC64_DTPMOD64 && (type) <= R_PPC64_TPREL16_HIGHESTA)	      \
@@ -495,7 +494,7 @@ elf_machine_rela_relative (Elf64_Addr l_addr, const Elf64_Rela *reloc,
   *reloc_addr = l_addr + reloc->r_addend;
 }
 
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD)
+#if !defined RTLD_BOOTSTRAP || USE___THREAD
 /* This computes the value used by TPREL* relocs.  */
 auto inline Elf64_Addr __attribute__ ((always_inline, const))
 elf_machine_tprel (struct link_map *map,
@@ -562,7 +561,7 @@ elf_machine_rela (struct link_map *map,
 #endif
       return;
 
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD)
+#if !defined RTLD_BOOTSTRAP || USE___THREAD
     case R_PPC64_DTPMOD64:
 # ifdef RTLD_BOOTSTRAP
       /* During startup the dynamic linker is always index 1.  */
@@ -645,7 +644,7 @@ elf_machine_rela (struct link_map *map,
       value = elf_machine_tprel (map, sym_map, sym, reloc);
       *(Elf64_Half *) reloc_addr = PPC_HIGHESTA (value);
       break;
-#endif /* USE_TLS etc. */
+#endif
 
 #ifndef RTLD_BOOTSTRAP /* None of the following appear in ld.so */
     case R_PPC64_ADDR16_LO_DS:
diff --git a/sysdeps/s390/libc-tls.c b/sysdeps/s390/libc-tls.c
index f177f436e9..766d565a9c 100644
--- a/sysdeps/s390/libc-tls.c
+++ b/sysdeps/s390/libc-tls.c
@@ -1,5 +1,5 @@
 /* Thread-local storage handling in the ELF dynamic linker.  S390 version.
-   Copyright (C) 2003, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -20,11 +20,9 @@
 #include <stdlib.h>
 #include <csu/libc-tls.c>
 
-#if USE_TLS
-
 /* On s390, the literal pool entry that refers to __tls_get_offset
    is not removed, even if all branches that use the literal pool
-   entry gets removed by TLS optimizations. To get binaries
+   entry gets removed by TLS optimizations.  To get binaries
    statically linked __tls_get_offset is defined here but
    aborts if it is used.  */
 
@@ -33,5 +31,3 @@ __tls_get_offset (size_t m, size_t offset)
 {
   abort ();
 }
-
-#endif
diff --git a/sysdeps/s390/s390-32/dl-machine.h b/sysdeps/s390/s390-32/dl-machine.h
index 8bbf858fbf..64bf3423b6 100644
--- a/sysdeps/s390/s390-32/dl-machine.h
+++ b/sysdeps/s390/s390-32/dl-machine.h
@@ -1,5 +1,5 @@
 /* Machine-dependent ELF dynamic relocation inline functions.  S390 Version.
-   Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005
+   Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006
    Free Software Foundation, Inc.
    Contributed by Carl Pederson & Martin Schwidefsky.
    This file is part of the GNU C Library.
@@ -209,17 +209,11 @@ _dl_start_user:\n\
    define the value.
    ELF_RTYPE_CLASS_NOCOPY iff TYPE should not be allowed to resolve to one
    of the main executable's symbols, as for a COPY reloc.  */
-#ifdef USE_TLS
-# define elf_machine_type_class(type) \
+#define elf_machine_type_class(type) \
   ((((type) == R_390_JMP_SLOT || (type) == R_390_TLS_DTPMOD		      \
      || (type) == R_390_TLS_DTPOFF || (type) == R_390_TLS_TPOFF)	      \
     * ELF_RTYPE_CLASS_PLT)						      \
    | (((type) == R_390_COPY) * ELF_RTYPE_CLASS_COPY))
-#else
-# define elf_machine_type_class(type) \
-  ((((type) == R_390_JMP_SLOT) * ELF_RTYPE_CLASS_PLT)	\
-   | (((type) == R_390_COPY) * ELF_RTYPE_CLASS_COPY))
-#endif
 
 /* A reloc type used for ld.so cmdline arg lookups to reject PLT entries.  */
 #define ELF_MACHINE_JMP_SLOT    R_390_JMP_SLOT
@@ -315,7 +309,7 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
 	  *reloc_addr = value + reloc->r_addend;
 	  break;
 
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD) \
+#if (!defined RTLD_BOOTSTRAP || USE___THREAD) \
     && !defined RESOLVE_CONFLICT_FIND_MAP
 	case R_390_TLS_DTPMOD:
 # ifdef RTLD_BOOTSTRAP
diff --git a/sysdeps/s390/s390-64/dl-machine.h b/sysdeps/s390/s390-64/dl-machine.h
index 5026a2edad..fa893befdf 100644
--- a/sysdeps/s390/s390-64/dl-machine.h
+++ b/sysdeps/s390/s390-64/dl-machine.h
@@ -1,6 +1,6 @@
 /* Machine-dependent ELF dynamic relocation inline functions.
    64 bit S/390 Version.
-   Copyright (C) 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2001-2005, 2006 Free Software Foundation, Inc.
    Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
    This file is part of the GNU C Library.
 
@@ -192,17 +192,11 @@ _dl_start_user:\n\
    define the value.
    ELF_RTYPE_CLASS_NOCOPY iff TYPE should not be allowed to resolve to one
    of the main executable's symbols, as for a COPY reloc.  */
-#ifdef USE_TLS
-# define elf_machine_type_class(type) \
+#define elf_machine_type_class(type) \
   ((((type) == R_390_JMP_SLOT || (type) == R_390_TLS_DTPMOD		      \
      || (type) == R_390_TLS_DTPOFF || (type) == R_390_TLS_TPOFF)	      \
     * ELF_RTYPE_CLASS_PLT)						      \
    | (((type) == R_390_COPY) * ELF_RTYPE_CLASS_COPY))
-#else
-# define elf_machine_type_class(type) \
-  ((((type) == R_390_JMP_SLOT) * ELF_RTYPE_CLASS_PLT)	\
-   | (((type) == R_390_COPY) * ELF_RTYPE_CLASS_COPY))
-#endif
 
 /* A reloc type used for ld.so cmdline arg lookups to reject PLT entries.  */
 #define ELF_MACHINE_JMP_SLOT	R_390_JMP_SLOT
@@ -294,7 +288,7 @@ elf_machine_rela (struct link_map *map, const Elf64_Rela *reloc,
 	  *reloc_addr = value + reloc->r_addend;
 	  break;
 
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD) \
+#if (!defined RTLD_BOOTSTRAP || USE___THREAD) \
     && !defined RESOLVE_CONFLICT_FIND_MAP
 	case R_390_TLS_DTPMOD:
 # ifdef RTLD_BOOTSTRAP
diff --git a/sysdeps/sh/dl-machine.h b/sysdeps/sh/dl-machine.h
index e73c6d79c3..78f70e3880 100644
--- a/sysdeps/sh/dl-machine.h
+++ b/sysdeps/sh/dl-machine.h
@@ -1,5 +1,5 @@
 /* Machine-dependent ELF dynamic relocation inline functions.  SH version.
-   Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005
+   Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -208,7 +208,7 @@ __fpscr_values:\n\
    define the value.
    ELF_RTYPE_CLASS_NOCOPY iff TYPE should not be allowed to resolve to one
    of the main executable's symbols, as for a COPY reloc.  */
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD)
+#if !defined RTLD_BOOTSTRAP || USE___THREAD
 # define elf_machine_type_class(type) \
   ((((type) == R_SH_JMP_SLOT || (type) == R_SH_TLS_DTPMOD32		      \
      || (type) == R_SH_TLS_DTPOFF32 || (type) == R_SH_TLS_TPOFF32)	      \
@@ -354,7 +354,7 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
 	  /* These addresses are always aligned.  */
 	  *reloc_addr = value;
 	  break;
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD)
+#if !defined RTLD_BOOTSTRAP || USE___THREAD
 	  /* XXX Remove TLS relocations which are not needed.  */
 	case R_SH_TLS_DTPMOD32:
 # ifdef RTLD_BOOTSTRAP
diff --git a/sysdeps/sparc/sparc32/dl-machine.h b/sysdeps/sparc/sparc32/dl-machine.h
index 02dabaabb4..19aac6a7fe 100644
--- a/sysdeps/sparc/sparc32/dl-machine.h
+++ b/sysdeps/sparc/sparc32/dl-machine.h
@@ -188,7 +188,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile)
    PLT entries should not be allowed to define the value.
    ELF_RTYPE_CLASS_NOCOPY iff TYPE should not be allowed to resolve to one
    of the main executable's symbols, as for a COPY reloc.  */
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD)
+#if !defined RTLD_BOOTSTRAP || USE___THREAD
 # define elf_machine_type_class(type) \
   ((((type) == R_SPARC_JMP_SLOT						      \
      || ((type) >= R_SPARC_TLS_GD_HI22 && (type) <= R_SPARC_TLS_TPOFF64))     \
@@ -459,7 +459,7 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc,
 	 so we can optimize the first instruction of .plt out.  */
       sparc_fixup_plt (reloc, reloc_addr, value, 0);
       break;
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD) \
+#if (!defined RTLD_BOOTSTRAP || USE___THREAD) \
     && !defined RESOLVE_CONFLICT_FIND_MAP
     case R_SPARC_TLS_DTPMOD32:
       /* Get the information from the link map returned by the
diff --git a/sysdeps/sparc/sparc64/dl-machine.h b/sysdeps/sparc/sparc64/dl-machine.h
index 314a784dbc..3eee672912 100644
--- a/sysdeps/sparc/sparc64/dl-machine.h
+++ b/sysdeps/sparc/sparc64/dl-machine.h
@@ -240,7 +240,7 @@ elf_machine_plt_value (struct link_map *map, const Elf64_Rela *reloc,
    PLT entries should not be allowed to define the value.
    ELF_RTYPE_CLASS_NOCOPY iff TYPE should not be allowed to resolve to one
    of the main executable's symbols, as for a COPY reloc.  */
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD)
+#if !defined RTLD_BOOTSTRAP || USE___THREAD
 # define elf_machine_type_class(type) \
   ((((type) == R_SPARC_JMP_SLOT						      \
      || ((type) >= R_SPARC_TLS_GD_HI22 && (type) <= R_SPARC_TLS_TPOFF64))     \
@@ -589,7 +589,7 @@ elf_machine_rela (struct link_map *map, const Elf64_Rela *reloc,
       sparc64_fixup_plt (map, reloc, reloc_addr, value, reloc->r_addend, 0);
 #endif
       break;
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD) \
+#if (!defined RTLD_BOOTSTRAP || USE___THREAD) \
     && !defined RESOLVE_CONFLICT_FIND_MAP
     case R_SPARC_TLS_DTPMOD64:
       /* Get the information from the link map returned by the
diff --git a/sysdeps/unix/sysv/linux/i386/sigaction.c b/sysdeps/unix/sysv/linux/i386/sigaction.c
index 299574dac4..b5c1b98573 100644
--- a/sysdeps/unix/sysv/linux/i386/sigaction.c
+++ b/sysdeps/unix/sysv/linux/i386/sigaction.c
@@ -1,5 +1,5 @@
 /* POSIX.1 `sigaction' call for Linux/i386.
-   Copyright (C) 1991,1995-2000,2002-2004,2005 Free Software Foundation, Inc.
+   Copyright (C) 1991,1995-2000,2002-2005,2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -46,18 +46,10 @@ int __libc_missing_rt_sigs;
 
 /* Using the hidden attribute here does not change the code but it
    helps to avoid warnings.  */
-#if defined HAVE_HIDDEN && defined HAVE_VISIBILITY_ATTRIBUTE \
-    && !defined HAVE_BROKEN_VISIBILITY_ATTRIBUTE
-# ifdef __NR_rt_sigaction
+#ifdef __NR_rt_sigaction
 extern void restore_rt (void) asm ("__restore_rt") attribute_hidden;
-# endif
-extern void restore (void) asm ("__restore") attribute_hidden;
-#else
-# ifdef __NR_rt_sigaction
-static void restore_rt (void) asm ("__restore_rt");
-# endif
-static void restore (void) asm ("__restore");
 #endif
+extern void restore (void) asm ("__restore") attribute_hidden;
 
 
 /* If ACT is not NULL, change the action for SIG to *ACT.
diff --git a/sysdeps/unix/sysv/linux/x86_64/sigaction.c b/sysdeps/unix/sysv/linux/x86_64/sigaction.c
index d6f4558cef..b83e98a77e 100644
--- a/sysdeps/unix/sysv/linux/x86_64/sigaction.c
+++ b/sysdeps/unix/sysv/linux/x86_64/sigaction.c
@@ -1,5 +1,5 @@
 /* POSIX.1 `sigaction' call for Linux/x86-64.
-   Copyright (C) 2001, 2002, 2003, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2002, 2003, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -38,12 +38,7 @@
 
 /* Using the hidden attribute here does not change the code but it
    helps to avoid warnings.  */
-#if defined HAVE_HIDDEN && defined HAVE_VISIBILITY_ATTRIBUTE \
-    && !defined HAVE_BROKEN_VISIBILITY_ATTRIBUTE
 extern void restore_rt (void) asm ("__restore_rt") attribute_hidden;
-#else
-static void restore_rt (void) asm ("__restore_rt");
-#endif
 
 
 /* If ACT is not NULL, change the action for SIG to *ACT.
diff --git a/sysdeps/x86_64/dl-machine.h b/sysdeps/x86_64/dl-machine.h
index 73e271775a..31a7013d50 100644
--- a/sysdeps/x86_64/dl-machine.h
+++ b/sysdeps/x86_64/dl-machine.h
@@ -1,5 +1,5 @@
 /* Machine-dependent ELF dynamic relocation inline functions.  x86-64 version.
-   Copyright (C) 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2001-2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Andreas Jaeger <aj@suse.de>.
 
@@ -190,7 +190,7 @@ _dl_start_user:\n\
    define the value.
    ELF_RTYPE_CLASS_NOCOPY iff TYPE should not be allowed to resolve to one
    of the main executable's symbols, as for a COPY reloc.  */
-#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD)
+#if !defined RTLD_BOOTSTRAP || USE___THREAD
 # define elf_machine_type_class(type)					      \
   ((((type) == R_X86_64_JUMP_SLOT					      \
      || (type) == R_X86_64_DTPMOD64					      \
@@ -300,7 +300,7 @@ elf_machine_rela (struct link_map *map, const Elf64_Rela *reloc,
 	  *reloc_addr = value + reloc->r_addend;
 	  break;
 
-#if defined USE_TLS && !defined RESOLVE_CONFLICT_FIND_MAP
+#ifndef RESOLVE_CONFLICT_FIND_MAP
 	case R_X86_64_DTPMOD64:
 # ifdef RTLD_BOOTSTRAP
 	  /* During startup the dynamic linker is always the module
@@ -339,7 +339,7 @@ elf_machine_rela (struct link_map *map, const Elf64_Rela *reloc,
 			     - sym_map->l_tls_offset);
 	    }
 	  break;
-#endif	/* use TLS */
+#endif
 
 #ifndef RTLD_BOOTSTRAP
 	case R_X86_64_64:
diff --git a/tls.make.c b/tls.make.c
index 778d8ef0be..6bcd2479c6 100644
--- a/tls.make.c
+++ b/tls.make.c
@@ -2,12 +2,6 @@
 
 #include <tls.h>
 
-#if USE_TLS
-@@@ use-tls = yes @@@
-#else
-@@@ use-tls = no @@@
-#endif
-
 #if USE___THREAD
 @@@ use-thread = yes @@@
 #else