krb5_set_warn_dest
ret = krb5_set_warn_dest(context, fac);
ret = krb5_set_warn_dest(context, logfacility);
krb5_set_warn_dest(kcm_context, logf);
krb5_set_warn_dest(context, fac);
krb5_set_warn_dest(context, config->logf);
krb5_set_warn_dest(context, log_facility);
krb5_set_warn_dest(context, log_facility);
krb5_set_warn_dest(context, log_facility);
krb5_set_warn_dest (
krb5_set_warn_dest(context, logfacility);