Am 19.12.2009 01:16, schrieb Charles Marcus:

> On 12/18/2009, tobi (tobster@brain-force.ch) wrote:
>   
  

>> So there is no config variable to achieve that?
>>     
    

> I don't know, but I always force lowercase on my auth mechanisms, so I
> don't have to care what silly users type into the username field in
> $random_mail_client.
>   
  

I know that one should not do this but if the username is
J.Doe@domain.tld then the login with rc will always fail. The auth at
the imap server is case-sensitive.
So you think the only way would be to perform some source-diving? :-)