Re: AC_CHECK_TOOL changes, take 2

[Kevin Ryde]

bonzini <address@hidden> writes:
>
>  The only case when this may be
> +useful is when you really are not cross-compiling, but only
> +building for a least-common-denominator architecture: an example
> +is building for @code{i386-pc-linux-gnu} while running on an
> address@hidden architecture.

The upward case is also useful (but how often it's used I don't know).

The downward case one also normally get away with pretending the build
system is only i386 or whatever, so it looks like a native build.