If the Perl used to run Makefile.PL is not first on the PATH, it will not be the one used when make is run. The patch below fixes this.
+[[done]], thanks
+
<pre>
--- Makefile.PL.orig 2008-06-02 10:33:41.000000000 -0500
+++ Makefile.PL 2008-06-02 10:34:00.000000000 -0500