diff --git a/gc.atomic-locks.patch b/gc.atomic-locks.patch
new file mode 100644
index 0000000..7f1e39c
--- /dev/null
+++ b/gc.atomic-locks.patch
@@ -0,0 +1,36 @@
+Use gcc build-in atomic functions,
+the selfmade versions will not work on powerpc
+
+---
+ include/private/gc_locks.h |   13 +++++++++++++
+ 1 file changed, 13 insertions(+)
+
+--- a/include/private/gc_locks.h
++++ b/include/private/gc_locks.h
+@@ -88,6 +88,18 @@
+ /* acquisition and release.  We need this for correct operation of the	*/
+ /* incremental GC.							*/
+ #  ifdef __GNUC__
++#if __GNUC__ >= 4 && __GNUC_MINOR__ >= 1
++static inline int GC_test_and_set(volatile unsigned int *addr)
++{
++#define GC_TEST_AND_SET_DEFINED
++       return (int)__sync_lock_test_and_set(addr, 1);
++}
++static inline void GC_clear(volatile unsigned int *addr)
++{
++#define GC_CLEAR_DEFINED
++       __sync_lock_test_and_set(addr, 0);
++}
++#else /* ! __GNUC__ 4.1+ */
+ #    if defined(I386)
+        inline static int GC_test_and_set(volatile unsigned int *addr) {
+ 	  int oldval;
+@@ -288,6 +300,7 @@
+          return ret;
+        }
+ #    endif
++#   endif /* !__GNUC__ 4.1+ */
+ #  endif /* __GNUC__ */
+ #  if (defined(ALPHA) && !defined(__GNUC__))
+ #    ifndef OSF1
diff --git a/gc.changes b/gc.changes
index 3b81a6b..4865cec 100644
--- a/gc.changes
+++ b/gc.changes
@@ -1,3 +1,13 @@
+-------------------------------------------------------------------
+Tue Nov 11 09:35:00 CET 2008 - olh@suse.de
+
+- use gcc built-in atomic functions, to fix w3m build
+
+-------------------------------------------------------------------
+Thu Oct 30 12:34:56 CET 2008 - olh@suse.de
+
+- obsolete old -XXbit packages (bnc#437293)
+
 -------------------------------------------------------------------
 Mon Feb 25 06:37:27 CET 2008 - crrodriguez@suse.de
 
diff --git a/gc.spec b/gc.spec
index affa01d..d94525e 100644
--- a/gc.spec
+++ b/gc.spec
@@ -2,9 +2,16 @@
 # spec file for package gc (Version 6.6)
 #
 # Copyright (c) 2008 SUSE LINUX Products GmbH, Nuernberg, Germany.
-# This file and all modifications and additions to the pristine
-# package are under the same license as the package itself.
 #
+# All modifications and additions to the file contributed by third parties
+# remain the property of their copyright owners, unless otherwise agreed
+# upon. The license for this file, and modifications and additions to the
+# file, is the same license as for the pristine package itself (unless the
+# license for the pristine package is not an Open Source License, in which
+# case the license is the MIT License). An "Open Source License" is a
+# license that conforms to the Open Source Definition (Version 1.9)
+# published by the Open Source Initiative.
+
 # Please submit bugfixes or comments via http://bugs.opensuse.org/
 #
 
@@ -13,8 +20,16 @@
 
 Name:           gc
 Version:        6.6
-Release:        96
+Release:        136
 AutoReqProv:    on
+# bug437293
+%ifarch ppc64
+Obsoletes:      boehm-gc-64bit
+%endif
+%ifarch  %ix86 ppc
+Obsoletes:      boehm-gc-32bit
+%endif
+#
 Group:          Development/Libraries/C and C++
 License:        BSD 3-Clause
 Url:            http://www.hpl.hp.com/personal/Hans_Boehm/gc/
@@ -25,6 +40,7 @@ BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 BuildRequires:  gcc-c++
 Patch:          gcc4.patch
 Patch1:         configure.patch
+Patch2:         gc.atomic-locks.patch
 
 %description
 The Boehm-Demers-Weiser conservative garbage collector can be used as a
@@ -42,6 +58,7 @@ Authors:
     Alan J. Demers
 
 %package devel
+License:        BSD 3-Clause
 Summary:        A garbage collector for C and C++
 Group:          Development/Libraries/C and C++
 Provides:       gc:/usr/include/gc/gc.h
@@ -67,6 +84,7 @@ Authors:
 %setup -n %name%version
 %patch
 %patch1
+%patch2 -p1
 
 %build
 #%{suse_update_config -f}
@@ -106,11 +124,15 @@ rm -rf $RPM_BUILD_ROOT
 %{_includedir}/*
 
 %changelog
+* Tue Nov 11 2008 olh@suse.de
+- use gcc built-in atomic functions, to fix w3m build
+* Thu Oct 30 2008 olh@suse.de
+- obsolete old -XXbit packages (bnc#437293)
 * Mon Feb 25 2008 crrodriguez@suse.de
 - fix library-without-ldconfig-postin errors
 * Wed Nov 21 2007 uli@suse.de
 - implicit malloc() redirection breaks some apps (bug #335123)
-* Sun May 27 2007 ro@suse.de
+* Sat May 26 2007 ro@suse.de
 - split off devel package
 * Mon Jan 30 2006 uli@suse.de
 - enabled malloc redirection, C++ support