Constant riot_sys::netopt_t_NETOPT_TX_RETRIES_NEEDED

pub const netopt_t_NETOPT_TX_RETRIES_NEEDED: netopt_t = 66;

@brief (uint8_t) retry amount from missing ACKs of the last transmission

This retrieves the number of retries needed for the last transmission. Only retransmissions due to missing ACK frames are considered, retries due to CCA failures are not counted.