cyrus-imap building: sse extension

[Sergey]

On Monday 29 June 2020, ellie timoney wrote:

> If you _want_ to use the hardware CRC32c algorithm

No. I want for Cyrus-IMAP works on systems without SSE4 when it built
on system with SSE4.

> > Can Cyrus-IMAP be running on systems without SSE4 at this case?
> 
> Yep, it'll work just fine.  The hardware CRC32c code will simply not
> be compiled, which, since it isn't used anyway, will have no effect.

Question about running precompiled binary.

> I don't know if it's even possible to implement the same algorithm
> with SSE2

--disable-hardware-CRC32c would be enough In my case. :-)

> Cyrus doesn't actually use it though

--disable-hardware-CRC32c may be required in the future I think.

-- 
Regards,
Sergey