6 review functionality missing over 0.1
7 endianness of control setup, issues when resubmitting transfers
10 1.0 API style/naming points to reconsider
11 =========================================
12 typedef _cb or _cb_fn or _cb_t?
16 optional timerfd support (runtime detection)
17 notifications of hotplugged/unplugged devices
18 use poll() rather than select()?
19 offer API to create/destroy handle_events thread