#define scan_vstring(a,b) Perl_scan_vstring(aTHX_ a,b)
#define scan_version(a,b,c) Perl_scan_version(aTHX_ a,b,c)
#define new_version(a) Perl_new_version(aTHX_ a)
-#define upg_version(a) Perl_upg_version(aTHX_ a)
+#define upg_version(a,b) Perl_upg_version(aTHX_ a,b)
#define vverify(a) Perl_vverify(aTHX_ a)
#define vnumify(a) Perl_vnumify(aTHX_ a)
#define vnormal(a) Perl_vnormal(aTHX_ a)