1 files changed, 1 insertions, 1 deletions
diff --git a/proto.h b/proto.h
index ed08b20c8e..6a0229a7fc 100644
--- a/proto.h
+++ b/proto.h
@@ -817,7 +817,7 @@ PERL_CALLCONV I32	Perl_utf8_distance(pTHX_ U8 *a, U8 *b);
 PERL_CALLCONV U8*	Perl_utf8_hop(pTHX_ U8 *s, I32 off);
 PERL_CALLCONV U8*	Perl_utf8_to_bytes(pTHX_ U8 *s, STRLEN *len);
 PERL_CALLCONV U8*	Perl_bytes_to_utf8(pTHX_ U8 *s, STRLEN *len);
-PERL_CALLCONV UV	Perl_utf8_to_uv(pTHX_ U8 *s, I32* retlen);
+PERL_CALLCONV UV	Perl_utf8_to_uv(pTHX_ U8 *s, I32* retlen, bool checking);
 PERL_CALLCONV U8*	Perl_uv_to_utf8(pTHX_ U8 *d, UV uv);
 PERL_CALLCONV void	Perl_vivify_defelem(pTHX_ SV* sv);
 PERL_CALLCONV void	Perl_vivify_ref(pTHX_ SV* sv, U32 to_what);