libck0 0.7.1-6ubuntu2 (ppc64el binary) in ubuntu jammy

 The Concurrency Kit library implements concurrency primitives, safe memory
 reclamation mechanisms and non-blocking data structures for the research,
 design and implementation of high performance concurrent systems.
 .
 It features atomic operations, hardware transactional memory, memory barriers,
 hash tables, list, ring, stack, fifo, bitmap, safe memory reclamation,
 scalable locks, execution barriers, asymmetric synchronization and more.