/* written by Paul Eggert */
+#if __GNUC__ >= 3
@PRAGMA_SYSTEM_HEADER@
+#endif
#if defined __need_system_fcntl_h
/* Special invocation convention. */
extern "C" {
#endif
-#if (@GNULIB_OPEN@ && @REPLACE_OPEN@) || defined FCHDIR_REPLACEMENT
-# undef open
-# define open rpl_open
+#if @GNULIB_OPEN@
+# if @REPLACE_OPEN@
+# undef open
+# define open rpl_open
extern int open (const char *filename, int flags, ...);
+# endif
+#endif
+
+#ifdef FCHDIR_REPLACEMENT
+/* gnulib internal function. */
+extern void _gl_register_fd (int fd, const char *filename);
#endif
#ifdef __cplusplus
# define O_TEXT _O_TEXT
#endif
-#ifdef __BEOS__
- /* BeOS 5 has O_BINARY and O_TEXT, but they have no effect. */
+#if defined __BEOS__ || defined __HAIKU__
+ /* BeOS 5 and Haiku have O_BINARY and O_TEXT, but they have no effect. */
# undef O_BINARY
# undef O_TEXT
#endif