Platform Assumptions: what does it mean to assume threads?

[Greg Hudson]

On 01/30/2012 12:35 PM, Sam Hartman wrote:
> What are we actually talking about doing if we change our threading
> assumption?

We could remove the ENABLE_THREADS conditional.  But on further
inspection, this doesn't really get rid of much code, and it's pretty
much all in k5-thread.h and util/support/threads.c.  So it may not be
worth the cost (which would be making life slightly harder for obscure
platforms).