addition to the documentation

[Cameron Simpson]

On 29Jan2017 08:43, J <offlineimap at 927589452.de> wrote:
>On 17-01-29 15:15:35, Cameron Simpson wrote:
>> On 28Jan2017 12:54, J <mailinglists at 927589452.de> wrote:
>> > wanted to add the following small explanation to the backup section:
>> > ZFS [...]
>> > #########
>> > #!/usr/bin/env bash
>>
>> Please, just:
>>  #!/bin/sh
>> There's nothing there that needs bash, and _all_ UNIX systems have a
>> /bin/sh.  Portable.
>
>I did just fix the header without looking at the real script part,
>but i tried changing to sh, and it breaks;
>it could probably be fixed with a rewrite of the case statements in
>sh-syntax

Could you send me the whole script and a transcript of the error message? Also, 
what's you? test platform. If I've made an unwarranted assertion here I should 
test it and either adjust the script or accept fault.

Thank you,
Cameron Simpson <cs at zip.com.au>