And some more updates:
2024-06-15 Bruno Haible <br...@clisp.org>
doc: Update for glibc 2.39.
* doc/posix-functions/*scanf.texi: Update.
diff --git a/doc/posix-functions/fscanf.texi b/doc/posix-functions/fscanf.texi
index 2b07c1cdb8..240007be8d 100644
--- a/doc/posix-functions/fscanf.texi
+++ b/doc/posix-functions/fscanf.texi
@@ -27,6 +27,12 @@
the stream's end-of-file indicator is set. These systems include
glibc and default Solaris.
@item
+This function does not support size specifiers as in C23 (@code{w8},
+@code{w16}, @code{w32}, @code{w64}, @code{wf8}, @code{wf16}, @code{wf32},
+@code{wf64}) on some platforms:
+glibc 2.38, musl libc, macOS 12.5, FreeBSD 13.2, NetBSD 10.0, OpenBSD 7.2,
+AIX 7.2, HP-UX 11, Solaris 11.4, Cygwin 2.9.0, mingw, MSVC 14.
+@item
On Windows platforms (excluding Cygwin), this function does not set
@code{errno}
upon failure.
@item
... etc.
