1 files changed, 2 insertions, 2 deletions
diff --git a/proto.h b/proto.h
index f65f898b56..714c923b94 100644
--- a/proto.h
+++ b/proto.h
@@ -807,8 +807,8 @@ PERL_CALLCONV void	Perl_unlock_condpair(pTHX_ void* svv);
 PERL_CALLCONV void	Perl_unsharepvn(pTHX_ const char* sv, I32 len, U32 hash);
 PERL_CALLCONV void	Perl_unshare_hek(pTHX_ HEK* hek);
 PERL_CALLCONV void	Perl_utilize(pTHX_ int aver, I32 floor, OP* version, OP* id, OP* arg);
-PERL_CALLCONV U8*	Perl_utf16_to_utf8(pTHX_ U16* p, U8 *d, I32 bytelen);
-PERL_CALLCONV U8*	Perl_utf16_to_utf8_reversed(pTHX_ U16* p, U8 *d, I32 bytelen);
+PERL_CALLCONV U8*	Perl_utf16_to_utf8(pTHX_ U8* p, U8 *d, I32 bytelen, I32 *newlen);
+PERL_CALLCONV U8*	Perl_utf16_to_utf8_reversed(pTHX_ U8* p, U8 *d, I32 bytelen, I32 *newlen);
 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);