Vendor things

third-party/vendor/nix/test/test_net.rs

@@ -0,0 +1,19 @@
+use nix::net::if_::*;
+
+#[cfg(any(target_os = "android", target_os = "linux"))]
+const LOOPBACK: &[u8] = b"lo";
+
+#[cfg(not(any(
+    target_os = "android",
+    target_os = "linux",
+    target_os = "haiku"
+)))]
+const LOOPBACK: &[u8] = b"lo0";
+
+#[cfg(target_os = "haiku")]
+const LOOPBACK: &[u8] = b"loop";
+
+#[test]
+fn test_if_nametoindex() {
+    if_nametoindex(LOOPBACK).expect("assertion failed");
+}