Re: configure and autocrypt

[isdtor]

> However, this is a simple fix, and doesn't require replacing the whole
> thing.  In general, I'd prefer to not add more "stuff" to the m4 directory
> unless it really is necessary.
> 
> For now I'll add a check:
>   AC_CHECK_FUNC(sqlite3_prepare_v3, [],
>     AC_MSG_ERROR([sqlite3 version 3.20 or greater is required]))
 
Thanks, Kevin. Yes, this is a much simpler fix and it does the job.