__call_hash
u_int32_t __call_hash(HTAB *, char *, int);
rbufp = __get_buf(hashp, __call_hash(hashp, kp, size), NULL, 0);
change = (__call_hash(hashp, key.data, key.size) != obucket);
if (__call_hash(hashp, key.data, key.size) == obucket) {
if (__call_hash(hashp, key.data, key.size) == obucket) {