--- /dev/null
+/* Binary mode I/O.
+ Copyright (C) 2001, 2003 Free Software Foundation, Inc.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2, or (at your option)
+ any later version.
+
+ This program 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 a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software Foundation,
+ Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#ifndef _BINARY_H
+#define _BINARY_H
+
+#include <fcntl.h>
+/* For systems that distinguish between text and binary I/O.
+ O_BINARY is usually declared in <fcntl.h>. */
+#if !defined O_BINARY && defined _O_BINARY
+ /* For MSC-compatible compilers. */
+# define O_BINARY _O_BINARY
+# define O_TEXT _O_TEXT
+#endif
+#ifdef __BEOS__
+ /* BeOS 5 has O_BINARY and O_TEXT, but they have no effect. */
+# undef O_BINARY
+# undef O_TEXT
+#endif
+#if O_BINARY
+# if !(defined __EMX__ || defined __DJGPP__)
+# define setmode _setmode
+# define fileno _fileno
+# endif
+# ifdef __DJGPP__
+# include <io.h> /* declares setmode() */
+# include <unistd.h> /* declares isatty() */
+# /* Avoid putting stdin/stdout in binary mode if it is connected to the
+# console, because that would make it impossible for the user to
+# interrupt the program through Ctrl-C or Ctrl-Break. */
+# define SET_BINARY(fd) (!isatty (fd) ? (setmode (fd, O_BINARY), 0) : 0)
+# else
+# define SET_BINARY(fd) setmode (fd, O_BINARY)
+# endif
+#else
+ /* On reasonable systems, binary I/O is the default. */
+# define O_BINARY 0
+# define SET_BINARY(fd) /* nothing */
+#endif
+
+#endif /* _BINARY_H */