[newlib-cygwin/main] sys/features.h: Spelling _ISOC2x_SOURCE is not C11

[Corinna Vinschen]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=5e6eb2f200ce1c3ae7ae25140074bd37bc440aae

commit 5e6eb2f200ce1c3ae7ae25140074bd37bc440aae
Author:     Lenard Mollenkopf <newlib@lenardmollenkopf.de>
AuthorDate: Mon Oct 28 12:40:39 2024 +0100
Commit:     Corinna Vinschen <corinna@vinschen.de>
CommitDate: Mon Oct 28 13:49:28 2024 +0100

    sys/features.h: Spelling _ISOC2x_SOURCE is not C11

Diff:
---
 newlib/libc/include/sys/features.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/newlib/libc/include/sys/features.h b/newlib/libc/include/sys/features.h
index 43c029bf972b..00c3bba9c094 100644
--- a/newlib/libc/include/sys/features.h
+++ b/newlib/libc/include/sys/features.h
@@ -91,7 +91,7 @@ extern "C" {
  *	ISO C11
  *
  * _ISOC2x_SOURCE or gcc -std=c2x or g++ -std=c++20
- *	ISO C11
+ *	ISO C2x
  *
  * _ATFILE_SOURCE (implied by _POSIX_C_SOURCE >= 200809L)
  *	"at" functions