Pavel.Janik@inet.cz (Pavel Janik ml.) writes:

>    From: Lars Magne Ingebrigtsen <larsi@gnus.org>
> 
>    [%c in gnus-summary-line-format and nnfolder]
> 
>    > Yes.  nnfolder articles normally do not have info on the number of
>    > characters in the articles.
> 
> hmm:
> 
> --- gnus.texi   Thu Apr 20 23:35:17 2000
> +++ gnus.texi.pj        Thu Apr 20 23:36:26 2000
> @@ -3858,7 +3858,8 @@
>  @item L
>  Number of lines in the article.
>  @item c
> -Number of characters in the article.
> +Number of characters in the article. This specifier is not supported in some
> +methods (like nnfolder).
>  @item I
>  Indentation based on thread level (@pxref{Customizing Threading}).
>  @item T
> 
> Can I workaround this? How? I'd like to have nr of chars there. The message
> can have one line and 1GB+ of chars :-)

Does the following patch fix things maybe?  I created it to fix
something else, but am unsure whether it would fix your problem.  (Or
for that matter, break something else.)