4863 illumos-gate can't be built with fresh perl versions
Reviewed by: Andy Stormont <astormont@racktopsystems.com>
Reviewed by: Dan McDonald <danmcd@omniti.com>

*** 162,171 ****
--- 162,172 ----
  CTFCVTPTBL=     $(ONBLD_TOOLS)/bin/ctfcvtptbl
  CTFFINDMOD=     $(ONBLD_TOOLS)/bin/ctffindmod
  XREF=           $(ONBLD_TOOLS)/bin/xref
  FIND=           /usr/bin/find
  PERL=           /usr/bin/perl
+ PERL_VERSION=   5.10.0
  PYTHON_26=      /usr/bin/python2.6
  PYTHON=         $(PYTHON_26)
  SORT=           /usr/bin/sort
  TOUCH=          /usr/bin/touch
  WC=             /usr/bin/wc