Trac Ticket #190 - Un-resolvable server in replication
        agreement produces unclear error message
    
    https://fedorahosted.org/389/ticket/190
    
    Fix description: This patch retrieves more info such as hostname
    and error code from getaddrinfo in case ldap_sasl_bind does not
    return any useful information about the failure.  E.g.,
    Error: could not send bind request for id [(anon)] mech [EXTERNAL]:
      error -1 (Can't contact LDAP server)
      -5987 (Invalid function argument.)
      -2 (Name or service not known "your_host_name")
    Error: could not send bind request for id [<binddn>] mech [SIMPLE]:
      error -1 (Can't contact LDAP server)
      -5987 (Invalid function argument.)
      107 (Transport endpoint is not connected "your_host_name")