diff --git a/libelf/elf_flagdata.c b/libelf/elf_flagdata.c
new file mode 100644
index 0000000..cd2b123
--- /dev/null
+++ b/libelf/elf_flagdata.c
@@ -0,0 +1,68 @@
+/* Manipulate ELF data flag.
+   Copyright (C) 2000, 2001, 2002, 2015 Red Hat, Inc.
+   This file is part of elfutils.
+   Written by Ulrich Drepper <drepper@redhat.com>, 1998.
+
+   This file is free software; you can redistribute it and/or modify
+   it under the terms of either
+
+     * the GNU Lesser General Public License as published by the Free
+       Software Foundation; either version 3 of the License, or (at
+       your option) any later version
+
+   or
+
+     * the GNU General Public License as published by the Free
+       Software Foundation; either version 2 of the License, or (at
+       your option) any later version
+
+   or both in parallel, as here.
+
+   elfutils 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 copies of the GNU General Public License and
+   the GNU Lesser General Public License along with this program.  If
+   not, see <http://www.gnu.org/licenses/>.  */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <libelf.h>
+#include <stddef.h>
+
+#include "libelfP.h"
+
+
+unsigned int
+elf_flagdata (Elf_Data *data, Elf_Cmd cmd, unsigned int flags)
+{
+  Elf_Data_Scn *data_scn;
+  unsigned int result;
+
+  if (data == NULL)
+    return 0;
+
+  data_scn = (Elf_Data_Scn *) data;
+
+  if (data_scn == NULL || unlikely (data_scn->s->elf->kind != ELF_K_ELF))
+    {
+      __libelf_seterrno (ELF_E_INVALID_HANDLE);
+      return 0;
+    }
+
+  if (likely (cmd == ELF_C_SET))
+    result = (data_scn->s->flags |= (flags & ELF_F_DIRTY));
+  else if (likely (cmd == ELF_C_CLR))
+    result = (data_scn->s->flags &= ~(flags & ELF_F_DIRTY));
+  else
+    {
+      __libelf_seterrno (ELF_E_INVALID_COMMAND);
+      return 0;
+    }
+
+  return result;
+}