bug#18221: Source of mit-scheme

[Andreas Enge <andreas@enge.fr>]

On Wed, Aug 13, 2014 at 03:22:28PM -0400, Mark H Weaver wrote:
> The problem here is that the "c" belongs in a different place in the
> filename than where the "i386" or "x86-64" goes.  The filenames are:
>   mit-scheme-9.2-i386.tar.gz
>   mit-scheme-9.2-x86-64.tar.gz
>   mit-scheme-c-9.2.tar.gz

There is also mit-scheme-9.2.tar.gz; I thought this would need to be taken
on other systems. But maybe this is the non-boot-strappable source code?

Second, do we not need to replace
   %current-system
by
   (or (%current-target-system)(%current-system))
?

Andreas