type quicly_maxsender_t* {.bycopy.} = object max_committed*: int64 max_acked*: int64 num_inflight*: csize_t force_send* {.bitsize: 1.}: cuint quicly_maxsender_sent_t* {.bycopy.} = object inflight* {.bitsize: 1.}: uint64 value* {.bitsize: 63.}: uint64