>>>      As I already wrote, vdev was working well with busybox's ash.,
>>> replacing 'dash' with 'sh' in the shebang.

>>>      If the question is why Jude replaced /bin/sh with /bin/dash in the
>>> middle of the development, I think it was to make sure to not invoke
>>> bash. But (sorry for the repetition) I used to modify the shebang
>>> everytime I tested a new version, and there was never any issue with
>>> the shell.
>> There is no question here. *If* the script in question uses dash
>> spuriously, ie, it doesn't use features specific to dash but is actually
>> a Bourne shell script, replacing /bin/dash with /bin/sh should be
>> fine. If not, stuff is going to break sooner or later, either because
>> /bin/sh isn't really dash (eg, someone might use bash for that) or
>> because of difference between the busybox and Debian (d)ash forks.

>     There shouldn't be any "feature specific to dash", by
> construction.