# define SvMAGIC_set(sv, val) (SvMAGIC(sv) = (val))
#endif
+#ifndef SvRV_const
+# define SvRV_const(sv) SvRV((SV *) sv)
+#endif
+
#ifndef mPUSHu
# define mPUSHu(U) PUSHs(sv_2mortal(newSVuv(U)))
#endif
STATIC const SV *vmg_wizard_validate(pTHX_ const SV *wiz) {
#define vmg_wizard_validate(W) vmg_wizard_validate(aTHX_ (W))
if (SvROK(wiz)) {
- wiz = SvRV(wiz);
+ wiz = SvRV_const(wiz);
if (SvIOK(wiz))
return wiz;
}