#define Perl_is_utf8_char pPerl->Perl_is_utf8_char
#undef is_utf8_char
#define is_utf8_char Perl_is_utf8_char
+#undef Perl_is_utf8_string
+#define Perl_is_utf8_string pPerl->Perl_is_utf8_string
+#undef is_utf8_string
+#define is_utf8_string Perl_is_utf8_string
#undef Perl_is_utf8_alnum
#define Perl_is_utf8_alnum pPerl->Perl_is_utf8_alnum
#undef is_utf8_alnum