fix rewind

[Jeff Johnston]

Yes, of course.

-- Jeff J.

Eric Blake wrote:
> Ever since _rewind_r was introduced, rewind fails to clear the error marker on 
> a stream.  OK to apply?
>
> 2007-05-25  Eric Blake  <ebb9@byu.net>
>
> 	* libc/stdio/rewind.c (rewind): Fix regression of 2003-08-22.
>
> $ cvs diff libc/stdio/rewind.c 
> Index: libc/stdio/rewind.c
> ===================================================================
> RCS file: /cvs/src/src/newlib/libc/stdio/rewind.c,v
> retrieving revision 1.3
> diff -u -p -r1.3 rewind.c
> --- libc/stdio/rewind.c	23 Apr 2004 20:01:55 -0000	1.3
> +++ libc/stdio/rewind.c	25 May 2007 14:27:10 -0000
> @@ -75,7 +75,7 @@ _VOID
>  _DEFUN(rewind, (fp),
>         register FILE * fp)
>  {
> -  _CAST_VOID _fseek_r (_REENT, fp, 0L, SEEK_SET);
> +  _rewind_r (_REENT, fp);
>  }
>  
>  #endif /* !_REENT_ONLY */
>
>
>