The negative error codes delimited by two underscores
(\c RD_KAFKA_RESP_ERR__..) denotes errors internal to librdkafka and are
displayed as \c \"Local: \<error string..\>\", while the error codes
delimited by a single underscore (\c RD_KAFKA_RESP_ERR_..) denote broker
errors and are displayed as \c \"Broker: \<error string..\>\".
@sa Use rd_kafka_err2str() to translate an error code a human readable string
@enum rd_kafka_resp_err_t @brief Error codes.
The negative error codes delimited by two underscores (\c RD_KAFKA_RESP_ERR__..) denotes errors internal to librdkafka and are displayed as \c \"Local: \<error string..\>\", while the error codes delimited by a single underscore (\c RD_KAFKA_RESP_ERR_..) denote broker errors and are displayed as \c \"Broker: \<error string..\>\".
@sa Use rd_kafka_err2str() to translate an error code a human readable string