portability patch for libstdc++

[Jeffrey A Law]

  In message < orwvv5zwbw.fsf@cupuacu.lsd.dcc.unicamp.br >you write:
  > 
  > --=-=-=
  > 
  > I posted this a couple of months ago, but I don't recall having
  > received explicit approval or rejection, so I'm reposting it, just in
  > case it got lost somewhere.  Is it ok to install?
I don't remember it.  But I may have glossed over it assuming Ulrich or Jason
would take care of it since it's in libstdc++ land.

It looks fine to me.  Can you please install it?


jeff

ps.  I'm assuming that _U was some internal name and not externally visible
to user code.  Right?