libkqueue-dev 2.0.3-1.1 (ppc64el binary) in ubuntu bionic

 Contains the header files, manpages, and static libraries for use in
 developing applications that use the libkqueue library.
 .
 libkqueue is a portable userspace implementation of the kqueue(2)
 kernel event notification mechanism found in FreeBSD and other BSD-based
 operating systems. The library translates between the kevent structure
 and the native kernel facilities of the host machine.