librdkafka-dev 1.2.1-1ubuntu1 (arm64 binary) in ubuntu focal

 librdkafka is a C library implementation of the Apache Kafka protocol,
 containing both Producer and Consumer support. It was designed with message
 delivery reliability and high performance in mind, current figures exceed
 800000 msgs/second for the producer and 3 million msgs/second for the
 consumer.
 .
 More information about Apache Kafka can be found at http://kafka.apache.org/
 .
 This package contains the development headers.