pub unsafe extern "C" fn dds_create_topic(
participant: dds_entity_t,
descriptor: *const dds_topic_descriptor_t,
name: *const c_char,
qos: *const dds_qos_t,
listener: *const dds_listener_t,
) -> dds_entity_t
pub unsafe extern "C" fn dds_create_topic(
participant: dds_entity_t,
descriptor: *const dds_topic_descriptor_t,
name: *const c_char,
qos: *const dds_qos_t,
listener: *const dds_listener_t,
) -> dds_entity_t