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+/* The user ID that always has appropriate privileges in the POSIX sense.
+
+ Copyright 2012-2023 Free Software Foundation, Inc.
+
+ This file is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as
+ published by the Free Software Foundation; either version 2.1 of the
+ License, or (at your option) any later version.
+
+ This file is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with this program. If not, see <https://www.gnu.org/licenses/>. */
+
+/* Written by Paul Eggert. */
+
+#ifndef ROOT_UID_H_
+#define ROOT_UID_H_
+
+/* The user ID that always has appropriate privileges in the POSIX sense. */
+#ifdef __TANDEM
+# define ROOT_UID 65535
+#else
+# define ROOT_UID 0
+#endif
+
+#endif