perror.3: sys_errlist and sys_nerr are no longer exposed by <stdio.h>

The change came with the release of glibc 2.32.

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

diff --git a/man3/perror.3 b/man3/perror.3
index 014503ef39e5b5d3a9fe66318f449fff095394ea..ff24d67c36b4b0d82dc36375ee99af0882fe94bf 100644 (file)
--- a/man3/perror.3
+++ b/man3/perror.3
@@ -51,7 +51,7 @@ Feature Test Macro Requirements for glibc (see
 .PP
 .IR sys_errlist ,
 .IR sys_nerr :
-    Since glibc 2.19:
+    From glibc 2.19 to 2.31:
         _DEFAULT_SOURCE
     Glibc 2.19 and earlier:
         _BSD_SOURCE
@@ -111,6 +111,13 @@ Thus, if a failing call is not immediately followed by a call to
 the value of
 .I errno
 should be saved.
+.SH VERSIONS
+Since glibc version 2.32, the declarations of
+.I sys_errlist
+and
+.I sys_nerr
+are no longer exposed by
+.IR <stdio.h> .
 .SH ATTRIBUTES
 For an explanation of the terms used in this section, see
 .BR attributes (7).