Alexander Steinböck <bts@bts.grml.org>:
> 
> New submission from Alexander Steinböck <z3ttacht@grml.org>:
> 
> * dash(1) doesn't have the environment parameter `$UID'. Using the
>   command substition `id --user' instead.

NACK.

As per susv3, id only needs to support short options like '-u'.
'--user' is a GNU extension. IOW: if you want to enhance portability,
stick to sus.

> * `exit -1' isn't supported by dash(1) either. Besides, `exit 1' is used
>   througout the rest of the script.

ACK

> * Only `=' is allowed for testing of equality of strings in dash(1).

ACK

Regards, Frank