1 files changed, 4 insertions, 0 deletions
diff --git a/enc/shift_jis.c b/enc/shift_jis.c
index f1355d2d95..48f648868a 100644
--- a/enc/shift_jis.c
+++ b/enc/shift_jis.c
@@ -47,7 +47,11 @@ OnigEncodingDefine(shift_jis, Shift_JIS) = {
   get_ctype_code_range,
   left_adjust_char_head,
   is_allowed_reverse_match,
+#ifdef USE_CASE_MAP_API
   onigenc_ascii_only_case_map,
+#else
+  NULL,
+#endif
   0,
   ONIGENC_FLAG_NONE,
 };