rem: hash_entry *he; he = *find_entry(nh, key, klen, NULL); if (he) return (void*)he->val;
add: hash_entry **hepp; hash_entry *hep;  hepp = find_entry(nh, key, klen, NULL); dprintf("khash, find_entry returned %p\n", hepp); if (hepp == NULL) return NULL;
context: hash_get(new_hash_table *nh, const void *key, ssize_t klen){	hash_entry *he;	he = *find_entry(nh, key, klen, NULL);	if (he)		return (void*)he->val;	return NULL;}