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diff --git a/lib/qset-acl.c b/lib/qset-acl.c
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+/* qset-acl.c - set access control list equivalent to a mode
+
+ Copyright (C) 2002-2003, 2005-2020 Free Software Foundation, Inc.
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+ Written by Paul Eggert and Andreas Gruenbacher, and Bruno Haible. */
+
+#include <config.h>
+
+#define ACL_INTERNAL_INLINE _GL_EXTERN_INLINE
+
+#include <string.h>
+#include "acl.h"
+
+#include "acl-internal.h"
+
+
+/* Set the access control lists of a file. If DESC is a valid file
+ descriptor, use file descriptor operations where available, else use
+ filename based operations on NAME. If access control lists are not
+ available, fchmod the target file to MODE. Also sets the
+ non-permission bits of the destination file (S_ISUID, S_ISGID, S_ISVTX)
+ to those from MODE if any are set.
+ Return 0 if successful. Return -1 and set errno upon failure. */
+
+int
+qset_acl (char const *name, int desc, mode_t mode)
+{
+ struct permission_context ctx;
+ int ret;
+
+ memset (&ctx, 0, sizeof ctx);
+ ctx.mode = mode;
+ ret = set_permissions (&ctx, name, desc);
+ free_permission_context (&ctx);
+ return ret;
+}