diff -rup Data-Alias-1.16-BukH7T-orig/Alias.xs Data-Alias-1.16-BukH7T/Alias.xs
--- Data-Alias-1.16-BukH7T-orig/Alias.xs	2011-11-17 13:57:41.000000000 -0800
+++ Data-Alias-1.16-BukH7T/Alias.xs	2012-07-02 09:39:57.000000000 -0700
@@ -45,7 +45,7 @@
 
 
 #ifndef RenewOpc
-#ifdef PL_OP_SLAB_ALLOC
+#if defined(PL_OP_SLAB_ALLOC) || PERL_COMBI_VERSION >= 5017002
 #define RenewOpc(m,v,n,t,c)		\
 	STMT_START {			\
 		t *tMp_;		\