Don't need subtraction

src/freedombone

       echo '        if [ $REMOTE_DOMAIN ]; then' >> /usr/bin/$BACKUP_TO_FRIENDS_SCRIPT_NAME
       echo "            cd /home/$MY_USERNAME/.gnupg_fragments" >> /usr/bin/$BACKUP_TO_FRIENDS_SCRIPT_NAME
       echo '            no_of_shares=$(ls -afq keyshare.asc.* | wc -l)' >> /usr/bin/$BACKUP_TO_FRIENDS_SCRIPT_NAME
-      echo '            no_of_shares=$((no_of_shares - 2))' >> /usr/bin/$BACKUP_TO_FRIENDS_SCRIPT_NAME
       echo '            if (( no_of_shares > 0 )); then' >> /usr/bin/$BACKUP_TO_FRIENDS_SCRIPT_NAME
       echo '                # Pick a share index based on the domain name' >> /usr/bin/$BACKUP_TO_FRIENDS_SCRIPT_NAME
       echo '                # This ensures that the same share is always given to the same domain' >> /usr/bin/$BACKUP_TO_FRIENDS_SCRIPT_NAME

src/freedombone-config

     fi
     cd /home/$MY_USERNAME/.gnupg_fragments
     no_of_shares=$(ls -afq keyshare.asc.* | wc -l)
-    no_of_shares=$((no_of_shares - 2))
     if (( no_of_shares < 4 )); then
         dialog --title "Encryption keys" --msgbox 'Not enough fragments to reconstruct the key' 6 70
         exit 7348

src/freedombone-recoverkey

 # was anything downloaded?
 cd $FRAGMENTS_DIR
 no_of_shares=$(ls -afq keyshare.asc.* | wc -l)
-no_of_shares=$((no_of_shares - 2))
 if (( no_of_shares == 0 )); then
     echo 'No key fragments were retrieved'
     exit 76882