[autoconf-conversion] Re: Toplevel configury, multilibs, new autoconf versions

[Paolo Bonzini]

> *cackle*  I have sneakily removed the bit of shell code in configure which
> treats CXX as a "precious" variable.  Other precious variables are still
> passed around but CXX is correctly inherited from the environment like we
> want it to be.

Why not CC, AS and LD too?  I wonder if autoupdating newlib and other parts
of the unified tree will have similar issues.

Also, did you do this by modifying the configure script manually or by
overriding an Autoconf macro definition?

Paolo