//! Raw Ethernet I/O and classic pcap reading. Frames are opaque here; the
//! Colorlight protocol lives in `colorlight`.
//!
//! [`Link`] is one interface opened for whole-frame send/receive: `/dev/bpf`
//! on macOS, an `AF_PACKET` socket on Linux. Same API on both; `recv` returns
//! within the read timeout with whatever arrived, possibly nothing.
pub use ;
pub use ;
compile_error!;
pub use ;