diff --git a/ap/libc/glibc/glibc-2.23/misc/truncate64.c b/ap/libc/glibc/glibc-2.23/misc/truncate64.c
new file mode 100644
index 0000000..c1e032a
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.23/misc/truncate64.c
@@ -0,0 +1,32 @@
+/* Copyright (C) 1997-2016 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library 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.
+
+   The GNU C Library 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 the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <sys/types.h>
+#include <errno.h>
+#include <unistd.h>
+
+/* Truncate PATH to LENGTH bytes.  */
+int
+truncate64 (const char *path, off64_t length)
+{
+  if ((off_t) length != length)
+    {
+      __set_errno (EINVAL);
+      return -1;
+    }
+  return __truncate (path, (off_t) length);
+}