regex_internal.h: define __attribute_warn_unused_result__

[gnulib.git] / doc / posix-functions / vfwprintf.texi

diff --git a/doc/posix-functions/vfwprintf.texi b/doc/posix-functions/vfwprintf.texi
index e855b96..ca32a7a 100644 (file)
--- a/doc/posix-functions/vfwprintf.texi
+++ b/doc/posix-functions/vfwprintf.texi
@@ -14,5 +14,8 @@ Portability problems not fixed by Gnulib:
 @itemize
 @item
 This function is missing on some platforms:
-NetBSD 3.0, OpenBSD 3.8, HP-UX 11.00, IRIX 6.5, Solaris 2.6, Cygwin, Interix 3.5, BeOS.
+NetBSD 3.0, OpenBSD 3.8, HP-UX 11.00, IRIX 6.5, Solaris 2.6, Cygwin 1.5.x, Interix 3.5, BeOS.
+@item
+On AIX and Windows platforms, @code{wchar_t} is a 16-bit type and therefore cannot
+accommodate all Unicode characters.
 @end itemize