diff --git a/.Box2D.metadata b/.Box2D.metadata
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+bcf50ce79a21340388894cef522871b14926ad2d SOURCES/Box2D-2.4.1.tar.gz
diff --git a/.gitignore b/.gitignore
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+SOURCES/Box2D-2.4.1.tar.gz
diff --git a/SPECS/Box2D.spec b/SPECS/Box2D.spec
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+%global __cmake_in_source_build 1
+Name: Box2D
+Version:  2.4.1
+Release:  7%{?dist}
+Summary: A 2D Physics Engine for Games
+
+License: zlib
+URL: http://box2d.org/
+Source0: https://github.com/erincatto/box2d/archive/v%{version}/%{name}-%{version}.tar.gz
+BuildRequires:  gcc
+BuildRequires:  gcc-c++
+BuildRequires: cmake
+BuildRequires: make
+
+%package devel
+Summary: Development files for %{name}
+Requires: %{name} = %{version}-%{release}
+
+%description
+Box2D is an open source C++ engine for simulating rigid bodies in 2D. 
+Box2D is developed by Erin Catto and has the zlib license. 
+While the zlib license does not require acknowledgement, 
+we encourage you to give credit to Box2D in your product. 
+
+%description devel
+Box2D is an open source C++ engine for simulating rigid bodies in 2D. 
+Box2D is developed by Erin Catto and has the zlib license. 
+While the zlib license does not require acknowledgement, 
+we encourage you to give credit to Box2D in your product. 
+
+These are the development files.
+
+%prep
+%setup -qn box2d-%{version}
+rm -r extern
+
+%build
+%cmake -DBOX2D_INSTALL=ON -DBOX2D_BUILD_SHARED=ON -DBOX2D_BUILD_TESTBED=OFF -DBOX2D_BUILD_UNIT_TESTS=OFF .
+%cmake_build
+
+%install
+%make_install
+
+%ldconfig_scriptlets
+
+%files
+%license LICENSE
+%{_libdir}/*.so.2*
+
+%files devel
+%doc README.md docs/
+%{_libdir}/*.so
+%{_includedir}/box2d
+%{_libdir}/cmake/box2d/*.cmake
+
+%changelog
+* Mon Aug 09 2021 Mohan Boddu <mboddu@redhat.com> - 2.4.1-7
+- Rebuilt for IMA sigs, glibc 2.34, aarch64 flags
+  Related: rhbz#1991688
+
+* Thu Apr 15 2021 Mohan Boddu <mboddu@redhat.com> - 2.4.1-6
+- Rebuilt for RHEL 9 BETA on Apr 15th 2021. Related: rhbz#1947937
+
+* Wed Feb 17 2021 Caolán McNamara <caolanm@redhat.com> - 2.4.1-5
+- disable building BOX2D_BUILD_UNIT_TESTS due to "SIGSTKSZ ... no
+  longer constant on Linux ... redefined to sysconf(_SC_SIGSTKSZ)"
+  https://github.com/bminor/glibc/blob/master/NEWS causing build failure
+
+* Wed Feb 17 2021 Caolán McNamara <caolanm@redhat.com> - 2.4.1-4
+- reduce unnecessary dependencies
+
+* Wed Feb 10 2021 Timm Bäder <tbaeder@redhat.com> - 2.4.1-3
+- Use make macros
+
+* Mon Jan 25 2021 Fedora Release Engineering <releng@fedoraproject.org> - 2.4.1-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
+
+* Mon Oct 19 2020 Gwyn Ciesla <gwync@protonmail.com> - 2.4.1-1
+- 2.4.1
+
+* Mon Aug 10 2020 Gwyn Ciesla <gwync@protonmail.com> - 2.4.0-1
+- 2.4.0 with patch for cmake shared libs.
+
+* Tue Aug 04 2020 Gwyn Ciesla <gwync@protonmail.com> - 2.3.1-15
+- Fix FTBFS.
+
+* Sat Aug 01 2020 Fedora Release Engineering <releng@fedoraproject.org> - 2.3.1-14
+- Second attempt - Rebuilt for
+  https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
+
+* Mon Jul 27 2020 Fedora Release Engineering <releng@fedoraproject.org> - 2.3.1-13
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
+
+* Tue Jan 28 2020 Fedora Release Engineering <releng@fedoraproject.org> - 2.3.1-12
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild
+
+* Wed Jul 24 2019 Fedora Release Engineering <releng@fedoraproject.org> - 2.3.1-11
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
+
+* Thu Jan 31 2019 Fedora Release Engineering <releng@fedoraproject.org> - 2.3.1-10
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
+
+* Thu Jul 12 2018 Fedora Release Engineering <releng@fedoraproject.org> - 2.3.1-9
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild
+
+* Wed Feb 07 2018 Fedora Release Engineering <releng@fedoraproject.org> - 2.3.1-8
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
+
+* Wed Aug 02 2017 Fedora Release Engineering <releng@fedoraproject.org> - 2.3.1-7
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild
+
+* Wed Jul 26 2017 Fedora Release Engineering <releng@fedoraproject.org> - 2.3.1-6
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
+* Fri Feb 10 2017 Fedora Release Engineering <releng@fedoraproject.org> - 2.3.1-5
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
+
+* Wed Feb 03 2016 Fedora Release Engineering <releng@fedoraproject.org> - 2.3.1-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_24_Mass_Rebuild
+
+* Tue Jun 16 2015 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 2.3.1-3
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_23_Mass_Rebuild
+
+* Sat May 02 2015 Kalev Lember <kalevlember@gmail.com> - 2.3.1-2
+- Rebuilt for GCC 5 C++11 ABI change
+
+* Fri Feb 20 2015 Lubomir Rintel <lkundrak@v3.sk> - 2.3.1-1
+- Update
+
+* Fri Aug 15 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 2.2.1-7
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_Mass_Rebuild
+
+* Fri Jun 06 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 2.2.1-6
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
+
+* Fri Aug 02 2013 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 2.2.1-5
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_20_Mass_Rebuild
+
+* Wed Feb 13 2013 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 2.2.1-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_19_Mass_Rebuild
+
+* Mon Aug 06 2012 Jon Ciesla <limburgher@gmail.com> - 2.2.1-3
+- Review fixes from BZ 844090 comment 6.
+
+* Thu Aug 02 2012 Jon Ciesla <limburgher@gmail.com> - 2.2.1-2
+- Unbundle freeglut and glui.
+
+* Sat Jul 28 2012 Jon Ciesla <limburgher@gmail.com> - 2.2.1-1
+- create.