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diff --git a/i686-linux-gnu-4.7/usr/include/fcntl.h b/i686-linux-gnu-4.7/usr/include/fcntl.h
new file mode 100644
index 0000000..36a5e6b
--- /dev/null
+++ b/i686-linux-gnu-4.7/usr/include/fcntl.h
@@ -0,0 +1,306 @@
+/* Copyright (C) 1991-2018 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
+ . */
+
+/*
+ * POSIX Standard: 6.5 File Control Operations
+ */
+
+#ifndef _FCNTL_H
+#define _FCNTL_H 1
+
+#include
+
+/* This must be early so can define types winningly. */
+__BEGIN_DECLS
+
+/* Get __mode_t, __dev_t and __off_t .*/
+#include
+
+/* Get the definitions of O_*, F_*, FD_*: all the
+ numbers and flag bits for `open', `fcntl', et al. */
+#include
+
+/* Detect if open needs mode as a third argument (or for openat as a fourth
+ argument). */
+#ifdef __O_TMPFILE
+# define __OPEN_NEEDS_MODE(oflag) \
+ (((oflag) & O_CREAT) != 0 || ((oflag) & __O_TMPFILE) == __O_TMPFILE)
+#else
+# define __OPEN_NEEDS_MODE(oflag) (((oflag) & O_CREAT) != 0)
+#endif
+
+/* POSIX.1-2001 specifies that these types are defined by .
+ Earlier POSIX standards permitted any type ending in `_t' to be defined
+ by any POSIX header, so we don't conditionalize the definitions here. */
+#ifndef __mode_t_defined
+typedef __mode_t mode_t;
+# define __mode_t_defined
+#endif
+
+#ifndef __off_t_defined
+# ifndef __USE_FILE_OFFSET64
+typedef __off_t off_t;
+# else
+typedef __off64_t off_t;
+# endif
+# define __off_t_defined
+#endif
+
+#if defined __USE_LARGEFILE64 && !defined __off64_t_defined
+typedef __off64_t off64_t;
+# define __off64_t_defined
+#endif
+
+#ifndef __pid_t_defined
+typedef __pid_t pid_t;
+# define __pid_t_defined
+#endif
+
+/* For XPG all symbols from should also be available. */
+#ifdef __USE_XOPEN2K8
+# include
+#endif
+#if defined __USE_XOPEN || defined __USE_XOPEN2K8
+# include
+
+# define S_IFMT __S_IFMT
+# define S_IFDIR __S_IFDIR
+# define S_IFCHR __S_IFCHR
+# define S_IFBLK __S_IFBLK
+# define S_IFREG __S_IFREG
+# ifdef __S_IFIFO
+# define S_IFIFO __S_IFIFO
+# endif
+# ifdef __S_IFLNK
+# define S_IFLNK __S_IFLNK
+# endif
+# if (defined __USE_UNIX98 || defined __USE_XOPEN2K8) && defined __S_IFSOCK
+# define S_IFSOCK __S_IFSOCK
+# endif
+
+/* Protection bits. */
+
+# define S_ISUID __S_ISUID /* Set user ID on execution. */
+# define S_ISGID __S_ISGID /* Set group ID on execution. */
+
+# if defined __USE_MISC || defined __USE_XOPEN
+/* Save swapped text after use (sticky bit). This is pretty well obsolete. */
+# define S_ISVTX __S_ISVTX
+# endif
+
+# define S_IRUSR __S_IREAD /* Read by owner. */
+# define S_IWUSR __S_IWRITE /* Write by owner. */
+# define S_IXUSR __S_IEXEC /* Execute by owner. */
+/* Read, write, and execute by owner. */
+# define S_IRWXU (__S_IREAD|__S_IWRITE|__S_IEXEC)
+
+# define S_IRGRP (S_IRUSR >> 3) /* Read by group. */
+# define S_IWGRP (S_IWUSR >> 3) /* Write by group. */
+# define S_IXGRP (S_IXUSR >> 3) /* Execute by group. */
+/* Read, write, and execute by group. */
+# define S_IRWXG (S_IRWXU >> 3)
+
+# define S_IROTH (S_IRGRP >> 3) /* Read by others. */
+# define S_IWOTH (S_IWGRP >> 3) /* Write by others. */
+# define S_IXOTH (S_IXGRP >> 3) /* Execute by others. */
+/* Read, write, and execute by others. */
+# define S_IRWXO (S_IRWXG >> 3)
+#endif
+
+#ifdef __USE_MISC
+# ifndef R_OK /* Verbatim from . Ugh. */
+/* Values for the second argument to access.
+ These may be OR'd together. */
+# define R_OK 4 /* Test for read permission. */
+# define W_OK 2 /* Test for write permission. */
+# define X_OK 1 /* Test for execute permission. */
+# define F_OK 0 /* Test for existence. */
+# endif
+#endif /* Use misc. */
+
+/* XPG wants the following symbols. has the same definitions. */
+#if defined __USE_XOPEN || defined __USE_XOPEN2K8
+# define SEEK_SET 0 /* Seek from beginning of file. */
+# define SEEK_CUR 1 /* Seek from current position. */
+# define SEEK_END 2 /* Seek from end of file. */
+#endif /* XPG */
+
+/* Do the file control operation described by CMD on FD.
+ The remaining arguments are interpreted depending on CMD.
+
+ This function is a cancellation point and therefore not marked with
+ __THROW. */
+#ifndef __USE_FILE_OFFSET64
+extern int fcntl (int __fd, int __cmd, ...);
+#else
+# ifdef __REDIRECT
+extern int __REDIRECT (fcntl, (int __fd, int __cmd, ...), fcntl64);
+# else
+# define fcntl fcntl64
+# endif
+#endif
+#ifdef __USE_LARGEFILE64
+extern int fcntl64 (int __fd, int __cmd, ...);
+#endif
+
+/* Open FILE and return a new file descriptor for it, or -1 on error.
+ OFLAG determines the type of access used. If O_CREAT or O_TMPFILE is set
+ in OFLAG, the third argument is taken as a `mode_t', the mode of the
+ created file.
+
+ This function is a cancellation point and therefore not marked with
+ __THROW. */
+#ifndef __USE_FILE_OFFSET64
+extern int open (const char *__file, int __oflag, ...) __nonnull ((1));
+#else
+# ifdef __REDIRECT
+extern int __REDIRECT (open, (const char *__file, int __oflag, ...), open64)
+ __nonnull ((1));
+# else
+# define open open64
+# endif
+#endif
+#ifdef __USE_LARGEFILE64
+extern int open64 (const char *__file, int __oflag, ...) __nonnull ((1));
+#endif
+
+#ifdef __USE_ATFILE
+/* Similar to `open' but a relative path name is interpreted relative to
+ the directory for which FD is a descriptor.
+
+ NOTE: some other `openat' implementation support additional functionality
+ through this interface, especially using the O_XATTR flag. This is not
+ yet supported here.
+
+ This function is a cancellation point and therefore not marked with
+ __THROW. */
+# ifndef __USE_FILE_OFFSET64
+extern int openat (int __fd, const char *__file, int __oflag, ...)
+ __nonnull ((2));
+# else
+# ifdef __REDIRECT
+extern int __REDIRECT (openat, (int __fd, const char *__file, int __oflag,
+ ...), openat64) __nonnull ((2));
+# else
+# define openat openat64
+# endif
+# endif
+# ifdef __USE_LARGEFILE64
+extern int openat64 (int __fd, const char *__file, int __oflag, ...)
+ __nonnull ((2));
+# endif
+#endif
+
+/* Create and open FILE, with mode MODE. This takes an `int' MODE
+ argument because that is what `mode_t' will be widened to.
+
+ This function is a cancellation point and therefore not marked with
+ __THROW. */
+#ifndef __USE_FILE_OFFSET64
+extern int creat (const char *__file, mode_t __mode) __nonnull ((1));
+#else
+# ifdef __REDIRECT
+extern int __REDIRECT (creat, (const char *__file, mode_t __mode),
+ creat64) __nonnull ((1));
+# else
+# define creat creat64
+# endif
+#endif
+#ifdef __USE_LARGEFILE64
+extern int creat64 (const char *__file, mode_t __mode) __nonnull ((1));
+#endif
+
+#if !defined F_LOCK && (defined __USE_MISC || (defined __USE_XOPEN_EXTENDED \
+ && !defined __USE_POSIX))
+/* NOTE: These declarations also appear in ; be sure to keep both
+ files consistent. Some systems have them there and some here, and some
+ software depends on the macros being defined without including both. */
+
+/* `lockf' is a simpler interface to the locking facilities of `fcntl'.
+ LEN is always relative to the current file position.
+ The CMD argument is one of the following. */
+
+# define F_ULOCK 0 /* Unlock a previously locked region. */
+# define F_LOCK 1 /* Lock a region for exclusive use. */
+# define F_TLOCK 2 /* Test and lock a region for exclusive use. */
+# define F_TEST 3 /* Test a region for other processes locks. */
+
+# ifndef __USE_FILE_OFFSET64
+extern int lockf (int __fd, int __cmd, off_t __len);
+# else
+# ifdef __REDIRECT
+extern int __REDIRECT (lockf, (int __fd, int __cmd, __off64_t __len), lockf64);
+# else
+# define lockf lockf64
+# endif
+# endif
+# ifdef __USE_LARGEFILE64
+extern int lockf64 (int __fd, int __cmd, off64_t __len);
+# endif
+#endif
+
+#ifdef __USE_XOPEN2K
+/* Advice the system about the expected behaviour of the application with
+ respect to the file associated with FD. */
+# ifndef __USE_FILE_OFFSET64
+extern int posix_fadvise (int __fd, off_t __offset, off_t __len,
+ int __advise) __THROW;
+# else
+ # ifdef __REDIRECT_NTH
+extern int __REDIRECT_NTH (posix_fadvise, (int __fd, __off64_t __offset,
+ __off64_t __len, int __advise),
+ posix_fadvise64);
+# else
+# define posix_fadvise posix_fadvise64
+# endif
+# endif
+# ifdef __USE_LARGEFILE64
+extern int posix_fadvise64 (int __fd, off64_t __offset, off64_t __len,
+ int __advise) __THROW;
+# endif
+
+
+/* Reserve storage for the data of the file associated with FD.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+# ifndef __USE_FILE_OFFSET64
+extern int posix_fallocate (int __fd, off_t __offset, off_t __len);
+# else
+ # ifdef __REDIRECT
+extern int __REDIRECT (posix_fallocate, (int __fd, __off64_t __offset,
+ __off64_t __len),
+ posix_fallocate64);
+# else
+# define posix_fallocate posix_fallocate64
+# endif
+# endif
+# ifdef __USE_LARGEFILE64
+extern int posix_fallocate64 (int __fd, off64_t __offset, off64_t __len);
+# endif
+#endif
+
+
+/* Define some inlines helping to catch common problems. */
+#if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function \
+ && defined __va_arg_pack_len
+# include
+#endif
+
+__END_DECLS
+
+#endif /* fcntl.h */