RFA: bootstrap/16469: use of find without -print

[Eric Botcazou]

> Huh? well if this was not the worse nag report I have seen when something
> is broken.

Eh!  The testing was automated and I didn't see the error, only that the 
mail-report.log file was empty for g++ and libstdc++-v3.

I'm running out of time and I'll not be able to investigate this problem for 
the next couple of weeks, so this is all I can do for now.

-- 
Eric Botcazou