PERLVAR(Tmarkstack_ptr, I32 *)
PERLVAR(Tmarkstack_max, I32 *)
-PERLVAR(Tretstack, OP **) /* OPs we have postponed executing */
-PERLVAR(Tretstack_ix, I32)
-PERLVAR(Tretstack_max, I32)
-
PERLVAR(TSv, SV *) /* used to hold temporary values */
PERLVAR(TXpv, XPV *) /* used to hold temporary values */