version and debug statements

[Walter Bright]

Ameer Armaly wrote:
> One situation I can see where this kind of functionality could be useful is 
> where you want the default compiled behavior to execute a given block of 
> code, but with a given version switch you want it taken out.  Rather than 
> wrapping your prefered behavior in a version block, or putting in an empty 
> version block which raises all sorts of questions, you could just say 
> "Unless a given version specifier is defined, do this." 

I understand that point of view, but I suggest instead thinking about 
the "default compiled behavior" as a "Feature", rather than a not 
"NotFeature". You can make it the default by putting:

	version = Feature;

at the top of the module.