Add multiple features

crates/wtfnet-probe/src/lib.rs

@@ -14,6 +14,7 @@ use std::os::unix::io::AsRawFd;
 use serde::{Deserialize, Serialize};
 use socket2::{Domain, Protocol, Socket, Type};
 use std::net::{IpAddr, SocketAddr};
+#[cfg(unix)]
 use std::mem::size_of_val;
 use std::time::{Duration, Instant};
 use thiserror::Error;