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diff --git a/tools/net/sunrpc/xdrgen/tests/test.x b/tools/net/sunrpc/xdrgen/tests/test.x
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+/* Sample XDR specification from RFC 1832 Section 5.5 */
+
+const MAXUSERNAME = 32; /* max length of a user name */
+const MAXFILELEN = 65535; /* max length of a file */
+const MAXNAMELEN = 255; /* max length of a file name */
+
+/*
+ * Types of files:
+ */
+enum filekind {
+ TEXT = 0, /* ascii data */
+ DATA = 1, /* raw data */
+ EXEC = 2 /* executable */
+};
+
+/*
+ * File information, per kind of file:
+ */
+union filetype switch (filekind kind) {
+case TEXT:
+ void; /* no extra information */
+case DATA:
+ string creator<MAXNAMELEN>; /* data creator */
+case EXEC:
+ string interpretor<MAXNAMELEN>; /* program interpretor */
+};
+
+/*
+ * A complete file:
+ */
+struct file {
+ string filename<MAXNAMELEN>; /* name of file */
+ filetype type; /* info about file */
+ string owner<MAXUSERNAME>; /* owner of file */
+ opaque data<MAXFILELEN>; /* file data */
+};