scanf
=====

POSIX specification:
 http://www.opengroup.org/onlinepubs/9699919799/functions/scanf.html

Gnulib module: ---

Portability problems fixed by Gnulib:

Portability problems not fixed by Gnulib:

  * On Windows platforms (excluding Cygwin), this function does not set errno upon failure.

  * On Windows, this function doesn't support the hh, ll, j, t, z size specifiers.