-2.6.18-*el5*) LDISKFS_SERIES="2.6-rhel5.series";;
-2.6.18-*prep*) LDISKFS_SERIES="2.6-rhel5.series";;
-2.6.18*) LDISKFS_SERIES="2.6.18-vanilla.series";;
+2.6.18*)
+ if test x$RHEL_KENEL = xyes; then
+ LDISKFS_SERIES="2.6-rhel5.series"
+ else
+ LDISKFS_SERIES="2.6.18-vanilla.series"
+ fi
+ ;;