internal static extern int rpccli_lsa_lookup_sids(IntPtr cli, IntPtr mem_ctx, ref policy_handle pol, int num_sids, byte[] sids, out SambaTallocHandle pdomains, out SambaTallocHandle pnames, out SambaTallocHandle ptypes);
internal static extern int rpccli_lsa_lookup_names(IntPtr cli, IntPtr mem_ctx, ref policy_handle pol, int num_sids, string[] names, out SambaTallocHandle pdomains, int level, out SambaTallocHandle sids, out SambaTallocHandle ptypes);
internal static extern int rpccli_lsa_open_policy(IntPtr cli, IntPtr mem_ctx, bool sec_qos, uint des_access, ref policy_handle pol);