The API headers are grouped by topic:

cne: cne, cne_private, cne_system, uid
cnet: cnet
containers: ring, tailq
CPU arch: branch prediction, cache prefetch, CPU flags, instruction set, SIMD, byte order
CPU multicore: per-thread
device: pktdev, pktdev_api, pktdev_core, pktdev_driver, xskdev
hash: hash
logging: log
memory: mempool, mempool_private, mempool_ring
misc: common, event, hexdump, kvargs, string, uds, version
mmap: mmap, mmap_private
netdev_funcs: netdev_funcs
os abstraction: stdio, system, tty
pktmbuf: pktmbuf, txbuff
usrlibs: acl, cli, cthread, dsa, fib, graph, hmap, ibroker, jcfg, metrics, rib, thread, timer, vec