[RFC] Use fputc in place of putc to avoid -Wunused-value warning.

[Alan Modra]

On Tue, May 07, 2013 at 07:32:11AM -0400, Joel Brobecker wrote:
>         * bfd.c (_bfd_default_error_handler): Replace use of putc
>         by fputc.  Add comment explaining why.

OK.

-- 
Alan Modra
Australia Development Lab, IBM