5 POSIX specification: @url{http://www.opengroup.org/onlinepubs/9699919799/functions/stdin.html}
9 Portability problems fixed by Gnulib:
13 Portability problems not fixed by Gnulib:
16 stdin is created in 32-bit mode instead of 64-bit mode: Cygwin 1.5.x.
17 One workaround is to use freopen(NULL, ``r'', stdin) on Cygwin 1.5.21
18 or newer. Another is to use the gnulib ftello module and do