> I'm not interested in MacOS partitions...  ;-)  Presumably, the
> MacOS tools can handle that part.  I just want to be able to delete
> partitions, resize them (with the understanding that data will
> not be moved), or create new ones for BSD.

Then it should be a reasonable proposition. All you have to do now is
decide whether you want the partitioning tool to run under MacOS or
NetBSD and convince someone to write it...

Julian