#if MGf_COPY
STATIC int vmg_svt_copy(pTHX_ SV *sv, MAGIC *mg, SV *nsv, const char *key,
-# if (VMG_PERL_PATCHLEVEL >= 33256) || (!VMG_PERL_PATCHLEVEL && PERL_API_VERSION_GE(5, 11, 0))
+# if VMG_HAS_PERL_AND(33256, 5, 11, 0)
I32 keylen
# else
int keylen