olm_create_outbound_session
external fun olm_create_outbound_session(session: OlmSessionPointer?, account: OlmAccountPointer?, their_identity_key: ERROR CLASS: Symbol not found for Pointer??, their_identity_key_length: NativeSize, their_one_time_key: ERROR CLASS: Symbol not found for Pointer??, their_one_time_key_length: NativeSize, random: ERROR CLASS: Symbol not found for Pointer??, random_length: NativeSize): NativeSize