# gpg signs the package set.
# key used set from env var EXIM_KEY, script defaults that to Nigel's.
# woe betide the poor sod who does not use a gpg agent, so has
# gpg signs the package set.
# key used set from env var EXIM_KEY, script defaults that to Nigel's.
# woe betide the poor sod who does not use a gpg agent, so has