#define swash_fetch Perl_swash_fetch
#define taint_env Perl_taint_env
#define taint_proper Perl_taint_proper
+#define to_utf8_case Perl_to_utf8_case
#define to_utf8_lower Perl_to_utf8_lower
#define to_utf8_upper Perl_to_utf8_upper
#define to_utf8_title Perl_to_utf8_title
#define swash_fetch(a,b,c) Perl_swash_fetch(aTHX_ a,b,c)
#define taint_env() Perl_taint_env(aTHX)
#define taint_proper(a,b) Perl_taint_proper(aTHX_ a,b)
+#define to_utf8_case(a,b,c,d,e,f) Perl_to_utf8_case(aTHX_ a,b,c,d,e,f)
#define to_utf8_lower(a,b,c) Perl_to_utf8_lower(aTHX_ a,b,c)
#define to_utf8_upper(a,b,c) Perl_to_utf8_upper(aTHX_ a,b,c)
#define to_utf8_title(a,b,c) Perl_to_utf8_title(aTHX_ a,b,c)