PERLVAR(Tstatbuf, Stat_t)
PERLVAR(Tstatcache, Stat_t) /* _ */
PERLVAR(Tstatgv, GV *)
-PERLVARI(Tstatname, SV *, Nullsv)
+PERLVARI(Tstatname, SV *, NULL)
#ifdef HAS_TIMES
PERLVAR(Ttimesbuf, struct tms)
PERLVAR(Ttop_env, JMPENV *) /* ptr. to current sigjmp() environment */
PERLVAR(Tstart_env, JMPENV) /* empty startup sigjmp() environment */
-PERLVARI(Terrors, SV *, Nullsv) /* outstanding queued errors */
+PERLVARI(Terrors, SV *, NULL) /* outstanding queued errors */
/* statics "owned" by various functions */
PERLVAR(Tav_fetch_sv, SV *) /* unused as of change #19268 */