bunzip2 services.bz2
perl services-create.pl                      # creates services.new
perl services-compare.pl > services.report   # changes (more reader friendly)
bash services-compare.sh > services.diff     # differences (more precise)
... review services.diff and/or services.report
rm services.report services.diff
mv services.new services
... adjust services-suse.diff
bzip2 services