#define Perl_sv_vsetpvfn pPerl->Perl_sv_vsetpvfn
#undef sv_vsetpvfn
#define sv_vsetpvfn Perl_sv_vsetpvfn
+#undef Perl_str_to_version
+#define Perl_str_to_version pPerl->Perl_str_to_version
+#undef str_to_version
+#define str_to_version Perl_str_to_version
#undef Perl_swash_init
#define Perl_swash_init pPerl->Perl_swash_init
#undef swash_init