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diff --git a/i686-linux-gnu-4.7/usr/include/x86_64-linux-gnu/bits/select2.h b/i686-linux-gnu-4.7/usr/include/x86_64-linux-gnu/bits/select2.h
new file mode 100644
index 0000000..7194148
--- /dev/null
+++ b/i686-linux-gnu-4.7/usr/include/x86_64-linux-gnu/bits/select2.h
@@ -0,0 +1,35 @@
+/* Checking macros for select functions.
+   Copyright (C) 2011-2018 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/>.  */
+
+#ifndef _SYS_SELECT_H
+# error "Never include <bits/select2.h> directly; use <sys/select.h> instead."
+#endif
+
+/* Helper functions to issue warnings and errors when needed.  */
+extern long int __fdelt_chk (long int __d);
+extern long int __fdelt_warn (long int __d)
+  __warnattr ("bit outside of fd_set selected");
+#undef __FD_ELT
+#define	__FD_ELT(d) \
+  __extension__								    \
+  ({ long int __d = (d);						    \
+     (__builtin_constant_p (__d)					    \
+      ? (0 <= __d && __d < __FD_SETSIZE					    \
+	 ? (__d / __NFDBITS)						    \
+	 : __fdelt_warn (__d))						    \
+      : __fdelt_chk (__d)); })