fix issue1814

Author: SteveLauC

CHANGELOG.md

@@ -10,6 +10,8 @@ This project adheres to [Semantic Versioning](https://semver.org/).
   ([#1804](https://github.com/nix-rust/nix/pull/1804))
 - Added `line_discipline` field to `Termios` on Linux, Android and Haiku
   ([#1805](https://github.com/nix-rust/nix/pull/1805))
+- Added `domainname` field of `UtsName` on Android and Linux
+  ([#1817](https://github.com/nix-rust/nix/pull/1817))
 
 ### Changed
 

src/sys/utsname.rs

@@ -35,6 +35,12 @@ impl UtsName {
     pub fn machine(&self) -> &OsStr {
         cast_and_trim(&self.0.machine)
     }
+
+    /// NIS or YP domain name of this machine.
+    #[cfg(any(target_os = "android", target_os = "linux"))]
+    pub fn domainname(&self) -> &OsStr {
+        cast_and_trim(&self.0.domainname)
+    }
 }
 
 /// Get system identification