After so many years passing around parameter clientctrls (e.g. in a wrapper module) I'm still wondering which use-cases this argument is meant for.

I only found [1] but this seems akward today anyway.

Any more client controls?

Ciao, Michael.

[1] https://tools.ietf.org/html/draft-ietf-ldapext-ldap-c-api-05#section-11.3.1