RE: PATCH: formatmessage fix

[Patrik Stridvall]

> Stupid beginners macro mistake fixed.

With another stupid beginners mistake. :-)
 
> Ciao, Marcus
> 
> Changelog:
>       added { } around stuff in ADD_TO_T macro

You must add do { } while(0) instead of { } otherwise
a strict ANSI C compiler will complain about an extra ;.