pool_get
#define pool_get(pp, flags) malloc((pp)->pr_size, 0, 0)
#define pool_get(pp, flags) malloc((pp)->pr_size, 0, 0)
pool_get(struct pool *pp, int flags)
#define pool_get(pool, flags) malloc(*(pool))
pool_get(struct pool *pp)
#define pool_get(p, f) ecalloc(1, (p)->size)