POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/vfscanf.html}
-Gnulib module: stdio, nonblocking
+Gnulib module: vfscanf, nonblocking
-Portability problems fixed by Gnulib module @code{stdio}, together with module @code{nonblocking}:
+Portability problems fixed by Gnulib module @code{vfscanf}, together with module @code{nonblocking}:
@itemize
@item
When reading from a non-blocking pipe whose buffer is empty, this function