diff --git a/cddlib-094g.tar.gz b/cddlib-094g.tar.gz
deleted file mode 100644
index 370b19c..0000000
--- a/cddlib-094g.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:af1b81226514abf731800e2e104def8a7274817d7e645693f8b99fc2b1432155
-size 1383388
diff --git a/cddlib-094g.tar.xz b/cddlib-094g.tar.xz
new file mode 100644
index 0000000..7d3c8c3
--- /dev/null
+++ b/cddlib-094g.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f23178213b9bcdc38878f1997d26248e0699d986775546a5216357b2ca8d9504
+size 780540
diff --git a/cddlib-automake.diff b/cddlib-automake.diff
new file mode 100644
index 0000000..164bde0
--- /dev/null
+++ b/cddlib-automake.diff
@@ -0,0 +1,21 @@
+From: Jan Engelhardt <jengelh@medozas.de>
+Date: 2012-08-22 01:01:11.243215671 +0200
+
+automake 1.12 wants AM_PROG_AR.
+
+---
+ configure.in |    1 +
+ 1 file changed, 1 insertion(+)
+
+Index: cddlib-094g/configure.in
+===================================================================
+--- cddlib-094g.orig/configure.in
++++ cddlib-094g/configure.in
+@@ -8,6 +8,7 @@ dnl Checks for programs.
+ AC_PROG_CC
+ AM_PROG_CC_C_O
+ AC_PROG_INSTALL
++m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
+ LT_INIT
+ 
+ dnl Checks for libraries.
diff --git a/cddlib-flags.diff b/cddlib-flags.diff
new file mode 100644
index 0000000..8d6e0b9
--- /dev/null
+++ b/cddlib-flags.diff
@@ -0,0 +1,56 @@
+From: Jan Engelhardt <jengelh@medozas.de>
+Date: 2011-09-26 14:49:00.979547210 +0200
+
+Replace old variable names by new ones.
+
+---
+ configure.in        |    5 +++--
+ src-gmp/Makefile.am |    6 +++---
+ src/Makefile.am     |    4 ++--
+ 3 files changed, 8 insertions(+), 7 deletions(-)
+
+Index: cddlib-094g/configure.in
+===================================================================
+--- cddlib-094g.orig/configure.in
++++ cddlib-094g/configure.in
+@@ -1,11 +1,12 @@
+ dnl Process this file with autoconf to produce a configure script.
+-AC_INIT
++AC_INIT([cddlib], [0.94])
+ 
+ dnl Init automake.
+-AM_INIT_AUTOMAKE(cddlib, 0.94)
++AM_INIT_AUTOMAKE([-Wall foreign subdir-objects])
+ 
+ dnl Checks for programs.
+ AC_PROG_CC
++AM_PROG_CC_C_O
+ AC_PROG_INSTALL
+ LT_INIT
+ 
+Index: cddlib-094g/src-gmp/Makefile.am
+===================================================================
+--- cddlib-094g.orig/src-gmp/Makefile.am
++++ cddlib-094g/src-gmp/Makefile.am
+@@ -31,6 +31,6 @@ testlp3_gmp_SOURCES                = tes
+ 
+ LDADD        = ../lib-src-gmp/libcddgmp.la
+ AM_LDFLAGS   = -L$(gmplibdir)
+-INCLUDES     = -I../lib-src-gmp
+-INCLUDES    += -I$(gmpincludedir)
+-AM_CPPFLAGS  = -DGMPRATIONAL
++AM_CPPFLAGS  = -I../lib-src-gmp
++AM_CPPFLAGS += -I$(gmpincludedir)
++AM_CPPFLAGS += -DGMPRATIONAL
+Index: cddlib-094g/src/Makefile.am
+===================================================================
+--- cddlib-094g.orig/src/Makefile.am
++++ cddlib-094g/src/Makefile.am
+@@ -30,5 +30,5 @@ testlp3_SOURCES                = testlp3
+ # cddmathlink_SOURCES                = cddmathlink.c cddmlio.h cddmlio.c
+ 
+ LDADD        = ../lib-src/libcdd.la
+-INCLUDES     = -I../lib-src
+-AM_CPPFLAGS  = -UGMPRATIONAL
++AM_CPPFLAGS  = -I../lib-src
++AM_CPPFLAGS += -UGMPRATIONAL
diff --git a/cddlib.changes b/cddlib.changes
index 9bb5b58..7ba4a9f 100644
--- a/cddlib.changes
+++ b/cddlib.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue Aug 21 23:03:03 UTC 2012 - jengelh@inai.de
+
+- Restore and rediff patches
+
 -------------------------------------------------------------------
 Tue Aug 21 19:59:49 UTC 2012 - dmitry@roshchin.org
 
@@ -5,11 +10,3 @@ Tue Aug 21 19:59:49 UTC 2012 - dmitry@roshchin.org
   * fixed memory leaks in cddlib.c and cddlp.c
   * integrated patches for making the library
     shared and more compatible for C++ compilers
-
--------------------------------------------------------------------
-Sun Feb 26 12:04:08 UTC 2012 - scorot@free.fr
-
-- bzip2 source file instead of xv which is unsupported on SLE
-- fix %%make_install for SLE-11
-- remove unneeded xv build requirement
-
diff --git a/cddlib.spec b/cddlib.spec
index 1923e6b..d05679f 100644
--- a/cddlib.spec
+++ b/cddlib.spec
@@ -24,10 +24,13 @@ Group:          Productivity/Scientific/Math
 License:        GPL-2.0+
 URL:            http://www.ifor.math.ethz.ch/~fukuda/cdd_home/
 
-Source:         cddlib-094g.tar.gz
+Source:         cddlib-094g.tar.xz
+Patch1:		cddlib-flags.diff
+Patch2:		cddlib-automake.diff
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
-BuildRequires:  autoconf
+BuildRequires:  autoconf, automake, libtool
 BuildRequires:  gmp-devel >= 3
+BuildRequires:	xz
 
 %description
 cddlib is a C implementation of the Double Description Method of
@@ -58,18 +61,16 @@ of linear inequalities.
 
 %prep
 %setup -qn %name-094g
+%patch -P 1 -P 2 -p1
 
 %build
+autoreconf -fi;
 %configure --enable-shared --disable-static
 make %{?_smp_mflags}
 
 %install
-%if 0%{sles_version} <= 11
-%makeinstall
-%else
-%make_install
-%endif
-find "%buildroot" -name "*.la" -delete;
+make install DESTDIR="%buildroot";
+rm -f "%buildroot/%_libdir"/*.la;
 
 %post -n %lname -p /sbin/ldconfig