--- Makefile.PL	2012-03-14 06:13:45.000000000 -0700
+++ Makefile.PL-new	2012-06-26 01:08:22.640625000 -0700
@@ -55,7 +55,7 @@
 sub xs_c {
     '
 .xs.cpp:
-	$(PERL) -I$(PERL_ARCHLIB) -I$(PERL_LIB) $(XSUBPP) $(XSPROTOARG) $(XSUBPPARGS) $*.xs >xstmp.c && $(MV) xstmp.c $*.cpp
+	$(PERL) $(XSUBPP) $(XSPROTOARG) $(XSUBPPARGS) $*.xs >xstmp.c && $(MV) xstmp.c $*.cpp
 ';
 }