[PATCH] newlib/libc/include/sys/features.h: update __STDC_ISO_10646__

[Brian Inglis]

newlib wide char conversion functions were updated to
Unicode 11 on 2019-01-12
update standard symbol __STDC_ISO_10646__ to
Unicode 11 release date 2018-06-05 for Cygwin
---
 newlib/libc/include/sys/features.h | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/newlib/libc/include/sys/features.h b/newlib/libc/include/sys/features.h
index f28dd071b..218807178 100644
--- a/newlib/libc/include/sys/features.h
+++ b/newlib/libc/include/sys/features.h
@@ -521,9 +521,13 @@ extern "C" {
 /* #define _XOPEN_UNIX				    -1 */
 #endif /* __XSI_VISIBLE */
 
-/* The value corresponds to UNICODE version 5.2, which is the current
-   state of newlib's wide char conversion functions. */
-#define __STDC_ISO_10646__ 200910L
+/*
+ * newlib's wide char conversion functions were updated on
+ *	2019-01-12
+ * to UNICODE version:
+ *	11.0.0 released 2018-06-05
+ */
+#define __STDC_ISO_10646__ 201806L
 
 #endif /* __CYGWIN__ */
 
-- 
2.21.0