ENTPOOL_SIZE
pstat->poolsize = ENTPOOL_SIZE/sizeof(uint32_t); /* words */
uint8_t b[ENTPOOL_SIZE];
ENTPOOL_WORD w[ENTPOOL_SIZE/sizeof(ENTPOOL_WORD)];
#define ENTPOOL_RATE (ENTPOOL_SIZE - ENTPOOL_CAPACITY)
uint8_t u8[ENTPOOL_SIZE];
ENTPOOL_WORD w[ENTPOOL_SIZE/sizeof(ENTPOOL_WORD)];