ulog_set_role
ulog_set_role(util_context, IPROP_MASTER);
ulog_set_role(util_context, IPROP_NULL);
ulog_set_role(ctx, IPROP_NULL);
ulog_set_role(ctx, IPROP_MASTER);
ulog_set_role(ctx, IPROP_NULL);
ulog_set_role(kpropd_context, IPROP_SLAVE);
ulog_set_role(doit_context, IPROP_SLAVE);
ulog_set_role(iprop_h->context, IPROP_MASTER);
ulog_set_role(context, IPROP_NULL);
ulog_set_role(context, IPROP_MASTER);
extern krb5_error_code ulog_set_role(krb5_context ctx, iprop_role role);