0MQ version 4.3.4 stable, released on 2021/01/17

• New DRAFT (see NEWS for 4.2.0) socket option:

  • ZMQ_PRIORITY will set the SO_PRIORITY socket option on the underlying
    sockets. Only supported on Linux.
    See doc/zmq_setsockopt.txt and doc/zmq_getsockopt.txt for details.

• Fixed #4113 - compilation errors on kFreeBSD and GNU/Hurd

• Fixed #4086 - excessive amount of socket files left behind in Windows TMP
  directory

• Fixed #4108 - regression that breaks using IPv6 link-local addresses on Linux

• Fixed #4078 - compilation errors on Android

• Fixed #4074 - compilation error with ulibc and libbsd

• Fixed #4060 - stack overflow on Windows x64

• Fixed #4051 - various compilation errors on Windows ARM 32bit

• Fixed #4043 - various compilation warnings with XCode

• Fixed #4038 - return value of zmq_ctx_get changed unintentionally