pool_pcg_put
(void)pool_pcg_put(cc->cc_pcgcache, cur);
pool_pcg_put(&pc->pc_fullgroups, cur);
(void)pool_pcg_put(&pc->pc_fullgroups, cur);
(void)pool_pcg_put(pc->pc_pcgcache, cur);
(void)pool_pcg_put(&pc->pc_partgroups, cur);
(void)pool_pcg_put(&pc->pc_fullgroups, prev);
(void)pool_pcg_put(pc->pc_pcgcache, prev);
(void)pool_pcg_put(&pc->pc_partgroups, prev);
static int pool_pcg_put(pcg_t *volatile *, pcg_t *);