GPG_CMD="$GPG_CMD --homedir $GPGHOMEDIR"
# create the trustdb with an (empty) dummy keyring
# older gpgs required it, newer gpgs even warn that it isn't needed,
GPG_CMD="$GPG_CMD --homedir $GPGHOMEDIR"
# create the trustdb with an (empty) dummy keyring
# older gpgs required it, newer gpgs even warn that it isn't needed,