lib-patch-mode tests: change from skip_all=* to prereq skip

diff --git a/utf8.c b/utf8.c
index 6db9cd9a078266538d8289a98b49d4ec82d39ae7..84cfc72e6db144880febad0a4ffa64800919fb6d 100644 (file)
--- a/utf8.c
+++ b/utf8.c
@@ -163,7 +163,7 @@ static int git_wcwidth(ucs_char_t ch)
  * If the string was not a valid UTF-8, *start pointer is set to NULL
  * and the return value is undefined.
  */
-ucs_char_t pick_one_utf8_char(const char **start, size_t *remainder_p)
+static ucs_char_t pick_one_utf8_char(const char **start, size_t *remainder_p)
 {
        unsigned char *s = (unsigned char *)*start;
        ucs_char_t ch;