Available on Unix only.
Expand description
prelude，用于方便地编写平台特定的代码。
包括所有扩展名 traits 和一些重要的类型定义。
Re-exports
pub use super::ffi::OsStrExt;pub use super::ffi::OsStringExt;pub use super::fs::DirEntryExt;pub use super::fs::FileExt;pub use super::fs::FileTypeExt;pub use super::fs::MetadataExt;pub use super::fs::OpenOptionsExt;pub use super::fs::PermissionsExt;pub use super::io::AsFd;pub use super::io::AsRawFd;pub use super::io::BorrowedFd;pub use super::io::FromRawFd;pub use super::io::IntoRawFd;pub use super::io::OwnedFd;pub use super::io::RawFd;pub use super::process::CommandExt;pub use super::process::ExitStatusExt;pub use super::thread::JoinHandleExt;