[racket-dev] Optional equality predicate for assoc and member

At Sun, 24 Apr 2011 20:53:22 -0400, Eli Barzilay wrote:
> 10 hours ago, Matthew Flatt wrote:
> > I've pushed the change that makes `assoc', `assv', and `assq'
> > implemented in Racket, including the new optional argument for
> > `assoc'.
> 
> [...]
> 
> Also, what about `member'?

I almost moved that one, but then I decided to wait until I have a
conservative solution for non-JITting platforms.