- use $perl, not hardcoded 'perl'
- use $tar, not hardcoded 'tar'
- use $make, not hardcoded 'make'
- reorganize file layout
- remove --unlink from tar command
- Move perl version string to $HOME/etc/buildhosts
- always link down app before compiling and down after
- document linkupthis with small change in how to make lists
- add new variable GNUarch (output from config.guess) for use
  with postpostinstcmds
