Add patch to workaround cython wrong defs (#961372)

sagemath.spec

@@ -74,7 +74,7 @@ Name:		sagemath
 Group:		Applications/Engineering
 Summary:	A free open-source mathematics software system
 Version:	5.9
-Release:	1%{?dist}
+Release:	2%{?dist}
 # The file ${SAGE_ROOT}/COPYING.txt is the upstream license breakdown file
 # Additionally, every $files section has a comment with the license name
 # before files with that license
@@ -215,6 +215,10 @@ Patch32:	%{name}-cryptominisat.patch
 # Adapt to m4rie 20130416
 Patch33:	%{name}-m4rie.patch
 
+# Until cython is fixed for f18 and f19; just override wrong cython definition
+# https://bugzilla.redhat.com/show_bug.cgi?id=961372
+Patch34:	%{name}-rh_bz_961372.patch
+
 BuildRequires:	4ti2
 BuildRequires:	atlas-devel
 BuildRequires:	cddlib-tools
@@ -699,6 +703,10 @@ popd
 %patch33 -p1
 %endif
 
+%if 0%{?fedora} <= 19
+%patch34 -p1
+%endif
+
 #------------------------------------------------------------------------
 # ensure proper/preferred libatlas is in linker path
 pushd spkg/build/sage-%{version}
@@ -1415,6 +1423,9 @@ exit 0
 
 ########################################################################
 %changelog
+* Sat May 11 2013 pcpa <paulo.cesar.pereira.de.andrade@gmail.com> - 5.9-2
+- Build in f18 and f18 with workaround to cython wrong defines (#961372)
+
 * Mon May 6 2013 pcpa <paulo.cesar.pereira.de.andrade@gmail.com> - 5.9-1
 - Update to sagemath 5.9.
 - Match upstream rename of SAGE_DEVEL to SAGE_SRC.