queue/list macros

[Otto Moerbeek]

On Tue, 1 Nov 2005, Max Laier wrote:

> All,
> 
> inspired by: 
> http://marc.theaimsgroup.com/?l=openbsd-tech&m=112966325607754&w=2
> 
> I rolled this diff and would like to commit it.  TRASHIT() is defined only 
> under QUEUE_MACRO_DEBUG so this should be save for all and only affect people 
> prepared to do debbuging.
> 
> Any objections?

Thanks for letting me know, somehow it never ocurred to me that the
other BSDs could have something here. Stupid but true.

TRASHIT is better that setting the fields to NULL, as I did before
(this was backed out). I have posted a new diff to tech at openbsd.org
some days ago. 

	-Otto