diff --git a/.cvsignore b/.cvsignore
index 4867aa2..53c875a 100644
--- a/.cvsignore
+++ b/.cvsignore
@@ -1 +1 @@
-gc6.3.tar.gz
+gc6.4.tar.gz
diff --git a/gc-6.3-opendl.patch b/gc-6.3-opendl.patch
deleted file mode 100644
index 5654cce..0000000
--- a/gc-6.3-opendl.patch
+++ /dev/null
@@ -1,64 +0,0 @@
---- gc6.3alpha6/Makefile.am.opendl	2004-05-05 17:07:40.000000000 -0500
-+++ gc6.3alpha6/Makefile.am	2004-06-01 09:27:38.654853438 -0500
-@@ -55,7 +55,7 @@
- 
- # Include THREADLIBS here to ensure that the correct versions of
- # linuxthread semaphore functions get linked:
--libgc_la_LIBADD = @addobjs@ $(THREADLIBS) $(UNWINDLIBS)
-+libgc_la_LIBADD = @addobjs@ $(THREADLIBS) $(UNWINDLIBS) $(EXTRA_TEST_LIBS)
- libgc_la_DEPENDENCIES = @addobjs@
- libgc_la_LDFLAGS = -version-info 1:2:0
- 
-@@ -65,7 +65,7 @@
-     sparc_sunos4_mach_dep.s ia64_save_regs_in_stack.s
- 
- libgccpp_la_SOURCES = gc_cpp.cc
--libgccpp_la_LIBADD = $(THREADLIBS) $(UNWINDLIBS)
-+libgccpp_la_LIBADD = $(THREADLIBS) $(UNWINDLIBS) $(EXTRA_TEST_LIBS)
- libgccpp_la_LDFLAGS = -version-info 1:2:0
- 
- EXTRA_DIST += alpha_mach_dep.S mips_sgi_mach_dep.s sparc_mach_dep.S
-@@ -91,9 +91,9 @@
- ##     are included in the distribution
- # gctest_OBJECTS = test.o
- gctest_SOURCES = tests/test.c
--gctest_LDADD = ./libgc.la $(THREADLIBS) $(UNWINDLIBS) $(EXTRA_TEST_LIBS)
-+gctest_LDADD = ./libgc.la 
- test_cpp_SOURCES = tests/test_cpp.cc
--test_cpp_LDADD = ./libgc.la ./libgccpp.la $(THREADLIBS) $(UNWINDLIBS) $(EXTRA_TEST_LIBS)
-+test_cpp_LDADD = ./libgc.la ./libgccpp.la 
- 
- TESTS = gctest $(extra_checks)
- 
---- gc6.3alpha6/Makefile.in.opendl	2004-05-05 17:08:00.000000000 -0500
-+++ gc6.3alpha6/Makefile.in	2004-06-01 09:28:27.608833775 -0500
-@@ -188,7 +188,7 @@
- 
- # Include THREADLIBS here to ensure that the correct versions of
- # linuxthread semaphore functions get linked:
--libgc_la_LIBADD = @addobjs@ $(THREADLIBS) $(UNWINDLIBS)
-+libgc_la_LIBADD = @addobjs@ $(THREADLIBS) $(UNWINDLIBS) $(EXTRA_TEST_LIBS)
- libgc_la_DEPENDENCIES = @addobjs@
- libgc_la_LDFLAGS = -version-info 1:2:0
- 
-@@ -199,7 +199,7 @@
- 
- 
- libgccpp_la_SOURCES = gc_cpp.cc
--libgccpp_la_LIBADD = $(THREADLIBS) $(UNWINDLIBS)
-+libgccpp_la_LIBADD = $(THREADLIBS) $(UNWINDLIBS) $(EXTRA_TEST_LIBS)
- libgccpp_la_LDFLAGS = -version-info 1:2:0
- 
- AM_CXXFLAGS = @GC_CFLAGS@
-@@ -212,9 +212,9 @@
- 
- # gctest_OBJECTS = test.o
- gctest_SOURCES = tests/test.c
--gctest_LDADD = ./libgc.la $(THREADLIBS) $(UNWINDLIBS) $(EXTRA_TEST_LIBS)
-+gctest_LDADD = ./libgc.la 
- test_cpp_SOURCES = tests/test_cpp.cc
--test_cpp_LDADD = ./libgc.la ./libgccpp.la $(THREADLIBS) $(UNWINDLIBS) $(EXTRA_TEST_LIBS)
-+test_cpp_LDADD = ./libgc.la ./libgccpp.la 
- 
- TESTS = gctest $(extra_checks)
- 
diff --git a/gc.spec b/gc.spec
index 9b1ffab..3bf3c6d 100644
--- a/gc.spec
+++ b/gc.spec
@@ -1,22 +1,20 @@
-# $Id: gc.spec,v 1.5 2004/12/10 22:03:02 mschwendt Exp $
-
-# define to --enable-threads, --enable-parallel-mark
-%define threads 1
-
-#define beta alpha6
+# $Id: gc.spec,v 1.6 2005/01/29 16:28:30 mschwendt Exp $
 
 Summary: C++ Garbage Collector	
 Name:    gc	
 Epoch:	 0
-Version: 6.3
-Release: 1%{?dist_tag}
+Version: 6.4
+# For Extras
+Release: 2 
+# For kde-redhat
+#Release: 0.2%{?dist_tag}.kde
 Group:	 System Environment/Libraries
 License: BSD
 Url:     http://www.hpl.hp.com/personal/Hans_Boehm/gc/	
-Source:	 http://www.hpl.hp.com/personal/Hans_Boehm/gc/gc_source/gc6.3.tar.gz
+Source:	 http://www.hpl.hp.com/personal/Hans_Boehm/gc/gc_source/gc6.4.tar.gz
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root
 
-Patch1: gc-6.3-opendl.patch
+Patch1: gc6.4-opendl.patch
 
 
 %description
@@ -42,7 +40,10 @@ Libraries and header files for gc development.
 %configure \
   --disable-static \
   --enable-cplusplus \
-  %{?threads: --enable-threads=posix --enable-parallel-mark}
+  --enable-threads=posix \
+%ifarch %{ix86}
+  --enable-parallel-mark
+%endif
 
 make %{?_smp_mflags}
 
@@ -84,6 +85,14 @@ rm -rf 	"$RPM_BUILD_ROOT"
 
 
 %changelog
+* Wed Jan 26 2005 Rex Dieter <rexdieter[AT]users.sf.net> 0:6.4-2
+- --enable-threads unconditionally
+- --enable-parallel-mark only on %%ix86 (#144681)
+
+* Mon Jan 10 2005 Rex Dieter <rexdieter[AT]users.sf.net> 0:6.4-1
+- 6.4
+- update opendl patch
+
 * Fri Jul 09 2004 Rex Dieter <rexdieter at sf.net> 0:6.3-0.fdr.1
 - 6.3(final)
 
diff --git a/gc6.4-opendl.patch b/gc6.4-opendl.patch
new file mode 100644
index 0000000..098e04b
--- /dev/null
+++ b/gc6.4-opendl.patch
@@ -0,0 +1,64 @@
+--- gc6.4/Makefile.am.opendl	2004-12-16 18:27:52.000000000 -0600
++++ gc6.4/Makefile.am	2005-01-10 09:58:12.000000000 -0600
+@@ -55,7 +55,7 @@
+ 
+ # Include THREADDLLIBS here to ensure that the correct versions of
+ # linuxthread semaphore functions get linked:
+-libgc_la_LIBADD = @addobjs@ $(THREADDLLIBS) $(UNWINDLIBS)
++libgc_la_LIBADD = @addobjs@ $(THREADDLLIBS) $(UNWINDLIBS) $(EXTRA_TEST_LIBS)
+ libgc_la_DEPENDENCIES = @addobjs@
+ libgc_la_LDFLAGS = -version-info 1:2:0
+ 
+@@ -65,7 +65,7 @@
+     sparc_sunos4_mach_dep.s ia64_save_regs_in_stack.s
+ 
+ libgccpp_la_SOURCES = gc_cpp.cc
+-libgccpp_la_LIBADD = $(THREADDLLIBS) $(UNWINDLIBS)
++libgccpp_la_LIBADD = $(THREADDLLIBS) $(UNWINDLIBS) $(EXTRA_TEST_LIBS)
+ libgccpp_la_LDFLAGS = -version-info 1:2:0
+ 
+ EXTRA_DIST += alpha_mach_dep.S mips_sgi_mach_dep.s sparc_mach_dep.S
+@@ -91,9 +91,9 @@
+ ##     are included in the distribution
+ # gctest_OBJECTS = test.o
+ gctest_SOURCES = tests/test.c
+-gctest_LDADD = ./libgc.la $(THREADDLLIBS) $(UNWINDLIBS) $(EXTRA_TEST_LIBS)
++gctest_LDADD = ./libgc.la 
+ test_cpp_SOURCES = tests/test_cpp.cc
+-test_cpp_LDADD = ./libgc.la ./libgccpp.la $(THREADDLLIBS) $(UNWINDLIBS) $(EXTRA_TEST_LIBS)
++test_cpp_LDADD = ./libgc.la ./libgccpp.la 
+ 
+ TESTS = gctest $(extra_checks)
+ 
+--- gc6.4/Makefile.in.opendl	2004-12-20 20:00:44.000000000 -0600
++++ gc6.4/Makefile.in	2005-01-10 09:59:11.000000000 -0600
+@@ -188,7 +188,7 @@
+ 
+ # Include THREADDLLIBS here to ensure that the correct versions of
+ # linuxthread semaphore functions get linked:
+-libgc_la_LIBADD = @addobjs@ $(THREADDLLIBS) $(UNWINDLIBS)
++libgc_la_LIBADD = @addobjs@ $(THREADDLLIBS) $(UNWINDLIBS) $(EXTRA_TEST_LIBS)
+ libgc_la_DEPENDENCIES = @addobjs@
+ libgc_la_LDFLAGS = -version-info 1:2:0
+ 
+@@ -199,7 +199,7 @@
+ 
+ 
+ libgccpp_la_SOURCES = gc_cpp.cc
+-libgccpp_la_LIBADD = $(THREADDLLIBS) $(UNWINDLIBS)
++libgccpp_la_LIBADD = $(THREADDLLIBS) $(UNWINDLIBS) $(EXTRA_TEST_LIBS)
+ libgccpp_la_LDFLAGS = -version-info 1:2:0
+ 
+ AM_CXXFLAGS = @GC_CFLAGS@
+@@ -212,9 +212,9 @@
+ 
+ # gctest_OBJECTS = test.o
+ gctest_SOURCES = tests/test.c
+-gctest_LDADD = ./libgc.la $(THREADDLLIBS) $(UNWINDLIBS) $(EXTRA_TEST_LIBS)
++gctest_LDADD = ./libgc.la
+ test_cpp_SOURCES = tests/test_cpp.cc
+-test_cpp_LDADD = ./libgc.la ./libgccpp.la $(THREADDLLIBS) $(UNWINDLIBS) $(EXTRA_TEST_LIBS)
++test_cpp_LDADD = ./libgc.la ./libgccpp.la
+ 
+ TESTS = gctest $(extra_checks)
+ 
diff --git a/sources b/sources
index f423a46..69004d3 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-8b37ee18cbeb1dfd1866958e280db871  gc6.3.tar.gz
+ef03495e980b834a99c0e27eedaa546e  gc6.4.tar.gz