libczmq4 - 4.2.1-1 main

czmq (previously known as libzapi) provides a high-level C binding for
0MQ, a lightweight messaging library.
.
This library provides higher level abstractions on top of the base
library, with features such as:
* Work with messages as strings, individual frames, or multipart messages.
* Automatic closure of any open sockets at context termination.
* Automatic LINGER configuration of all sockets for context termination.
* Portable API for creating child threads and ØMQ pipes to talk to them.
* Simple reactor with one-off and repeated timers, and socket readers.
* System clock functions for sleeping and calculating timers.
* Easy API to get/set all socket options.
* Includes generic hash and list containers.