Binary package “librabbitmq4” in ubuntu bionic

AMQP client library written in C

 RabbitMQ provides robust messaging for applications. It is easy to use, fit
 for purpose at cloud scale and supported on all major operating systems and
 developer platforms. librabbitmq is a C-language AMQP client library for use
 with AMQP servers such as RabbitMQ speaking protocol versions 0-9-1.
 .
 This package includes the library itself.