Make sure ES is not defined

diff --git a/iconvdata/iso646.c b/iconvdata/iso646.c
index f388ae7..ee1d95a 100644 (file)
--- a/iconvdata/iso646.c
+++ b/iconvdata/iso646.c
@@ -67,6 +67,7 @@ enum variant
   CA2,         /* CSA_Z243.4-1985-2 */
   DE,          /* DIN_66003 */
   DK,          /* DS_2089 */
+#undef ES
   ES,          /* ES */
   ES2,         /* ES2 */
   CN,          /* GB_1988-80 */