I've checked in the attached having removed anything someone didn't like :-)

> I thought someone might comment, that's why I tried to make what was happening very clear :-)
> 
> It's a real trade off.
> 
> -- delay -Wmissing-prototypes until multi-arch is finished
> 
> -- move the declarations so that they are always visible
> 
> -- drop -Werror for certain architectures
> 
> Given the problems that -Wmissing-prototypes has thrown up (extern in .c, forgetting to include .h), I'd prefer to see it enabled.
> 
> Also note the number of *-tdep.c functions I make static.  It's pretty clear that people deleting the #define/declaration consistently forget to update the corresponding function definition.
> 
> I think a better way of handling these stray global declarations would be to use some sort of real code analysis tool (which the ari isn't :-).

So ...

Andrew