RE: --enable-threadsafe default

> 
> We default to --enable-threadsafe.  If we're going that way 
> with the release, then at the very least we *must* document 
> which OSes are known to work, and which are known not to.  I 
> think the answer to date is: Linux yea, all else nae.  
> 
> If we can compile the list, perhaps we can autodetect the OS 
> and adjust the default for  --enable-threadsafe=[yes|no] 
> accordingly.  
> 

It should work on:
- Digital Unix (0.61 tested)
- *BSD (0.61 tested)
- Linux (0.62 tested)
- Solaris (0.61 tested)
- HP/UX (0.62 tested)
This is the reason we enabled this option by default.

freddy77