make clean doesn't work with dash

[Rob Landley]

On Thursday 06 November 2008 12:45:16 matthieu castet wrote:
> Hi,
>
> make clean doesn't work with dash as /bin/sh : the make clean use
> rm -rf*.{o,os,txt}, but {} expresion is a bashism and doesn't work on
> dash [1].

Nothing works properly with the Defective Annoying Shell.  Ubuntu broke 
the /bin/sh link and nobody should use it anymore.

Set the make environment variable "MAKE=/bin/bash".

Rob