--- libvirt-python-1.2.0.orig/libvirt-utils.h
+++ libvirt-python-1.2.0/libvirt-utils.h
@@ -28,6 +28,15 @@
 #  define MIN(a,b) (((a) < (b)) ? (a) : (b))
 # endif
 
+# ifndef __GNUC_PREREQ
+#  if defined __GNUC__ && defined __GNUC_MINOR__
+#   define __GNUC_PREREQ(maj, min) \
+        ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
+# else
+#  define __GNUC_PREREQ(maj, min) 0
+# endif
+#endif
+
 /**
  * libvirt.h provides this as of version 1.2.0, but we want to be able
  * to support older versions of libvirt so copy and paste the macro from