@section @code{mbtowc}
@findex mbtowc
-POSIX specification: @url{http://www.opengroup.org/susv3xsh/mbtowc.html}
+POSIX specification: @url{http://www.opengroup.org/onlinepubs/9699919799/functions/mbtowc.html}
Gnulib module: ---
Portability problems not fixed by Gnulib:
@itemize
@item
-On Windows platforms, @code{wchar_t} is a 16-bit type and therefore cannot
+This function accumulates hidden state on some platforms:
+glibc 2.8 (see @url{http://sourceware.org/bugzilla/show_bug.cgi?id=9674}).
+@item
+On AIX and Windows platforms, @code{wchar_t} is a 16-bit type and therefore cannot
accommodate all Unicode characters.
@end itemize