send_length= snprintf(buffer, MEMCACHED_DEFAULT_COMMAND_SIZE,
"%s %.*s %u %u %u\r\n", verb,
key_length, key, flags, expiration, value_length);
send_length= snprintf(buffer, MEMCACHED_DEFAULT_COMMAND_SIZE,
"%s %.*s %u %u %u\r\n", verb,
key_length, key, flags, expiration, value_length);