Po Lu <luangruo@yahoo.com> writes:

[...]

> Right, that's acceptable.  I think the problem will go away if you
> disable the rendering extension on the X server.

Ok and I guess that not many people are using a PseudoColor display
nowadays.

> Yes.  Looking at functions like `x_dnd_do_unsupported_drop' in xterm.c
> should help as well.
>
> Otherwise, LGTM.

Here is a new version of this patch.  What's new:

     - fix some comments
     
     - format arguments list on both new functions and the one I have
       modified their arguments
       
     - add some forgot freeing in `release_shadow_gcs'