Configure script error message for ruby problem

Hi, Whilst looking at the configure output flying by, the following caught my eye: configure: WARNING: The detected Ruby is too old for Subversion to use configure: WARNING: A Ruby which has rb_hash_foreach is required to use the configure: WARNING: Subversion Ruby bindings configure: WARNING: U

[svnbench] Revision: 1538480 compiled Nov 4 2013, 00:22:04 on x86_64-unknown-linux-gnu

1.8.0@1492600 vs. trunk@1538466 Started at Mon Nov 4 00:27:05 UTC 2013 *DISCLAIMER* - This tests only file://-URL access on a GNU/Linux VM. This is intended to measure changes in performance of the local working copy layer, *only*. These results are *not* generally true for everyone. Charts of t