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diff --git a/i686-linux-gnu-4.7/usr/include/x86_64-linux-gnu/bits/select.h b/i686-linux-gnu-4.7/usr/include/x86_64-linux-gnu/bits/select.h
new file mode 100644
index 0000000..2c0a2b5
--- /dev/null
+++ b/i686-linux-gnu-4.7/usr/include/x86_64-linux-gnu/bits/select.h
@@ -0,0 +1,63 @@
+/* Copyright (C) 1997-2018 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 use <bits/select.h> directly; include <sys/select.h> instead."
+#endif
+
+#include <bits/wordsize.h>
+
+
+#if defined __GNUC__ && __GNUC__ >= 2
+
+# if __WORDSIZE == 64
+#  define __FD_ZERO_STOS "stosq"
+# else
+#  define __FD_ZERO_STOS "stosl"
+# endif
+
+# define __FD_ZERO(fdsp) \
+  do {									      \
+    int __d0, __d1;							      \
+    __asm__ __volatile__ ("cld; rep; " __FD_ZERO_STOS			      \
+			  : "=c" (__d0), "=D" (__d1)			      \
+			  : "a" (0), "0" (sizeof (fd_set)		      \
+					  / sizeof (__fd_mask)),	      \
+			    "1" (&__FDS_BITS (fdsp)[0])			      \
+			  : "memory");					      \
+  } while (0)
+
+#else	/* ! GNU CC */
+
+/* We don't use `memset' because this would require a prototype and
+   the array isn't too big.  */
+# define __FD_ZERO(set)  \
+  do {									      \
+    unsigned int __i;							      \
+    fd_set *__arr = (set);						      \
+    for (__i = 0; __i < sizeof (fd_set) / sizeof (__fd_mask); ++__i)	      \
+      __FDS_BITS (__arr)[__i] = 0;					      \
+  } while (0)
+
+#endif	/* GNU CC */
+
+#define __FD_SET(d, set) \
+  ((void) (__FDS_BITS (set)[__FD_ELT (d)] |= __FD_MASK (d)))
+#define __FD_CLR(d, set) \
+  ((void) (__FDS_BITS (set)[__FD_ELT (d)] &= ~__FD_MASK (d)))
+#define __FD_ISSET(d, set) \
+  ((__FDS_BITS (set)[__FD_ELT (d)] & __FD_MASK (d)) != 0)