Mark a static function as static

p4raw-id: //depot/perl@24745

1 files changed, 1 insertions, 1 deletions

diff --git a/utf8.c b/utf8.c
index f8128d893e..625d3b656c 100644
--- a/utf8.c
+++ b/utf8.c
@@ -191,7 +191,7 @@ the "Perl extended UTF-8" (the infamous 'v-strings') will encode into
 five bytes or more.
 
 =cut */
-STRLEN
+STATIC STRLEN
 S_is_utf8_char_slow(pTHX_ const U8 *s, const STRLEN len)
 {
     U8 u = *s;