std/sys/net/hostname/
mod.rs

1cfg_select! {
2    all(target_family = "unix", not(target_os = "espidf")) => {
3        mod unix;
4        pub use unix::hostname;
5    }
6    target_os = "windows" => {
7        mod windows;
8        pub use windows::hostname;
9    }
10    _ => {
11        mod unsupported;
12        pub use unsupported::hostname;
13    }
14}