1 files changed, 0 insertions, 2 deletions
diff --git a/perlapi.h b/perlapi.h
index 93f015c628..7085e74adc 100644
--- a/perlapi.h
+++ b/perlapi.h
@@ -140,8 +140,6 @@ START_EXTERN_C
 #define PL_bufptr		(*Perl_Ibufptr_ptr(aTHXo))
 #undef  PL_checkav
 #define PL_checkav		(*Perl_Icheckav_ptr(aTHXo))
-#undef  PL_clone_callbacks
-#define PL_clone_callbacks	(*Perl_Iclone_callbacks_ptr(aTHXo))
 #undef  PL_collation_ix
 #define PL_collation_ix		(*Perl_Icollation_ix_ptr(aTHXo))
 #undef  PL_collation_name