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-rw-r--r--libio/wfiledoalloc.c20
1 files changed, 1 insertions, 19 deletions
diff --git a/libio/wfiledoalloc.c b/libio/wfiledoalloc.c
index 28c10b6d0d..333b03635b 100644
--- a/libio/wfiledoalloc.c
+++ b/libio/wfiledoalloc.c
@@ -55,28 +55,10 @@
/* Modified for GNU iostream by Per Bothner 1991, 1992. */
-#ifndef _POSIX_SOURCE
-# define _POSIX_SOURCE
-#endif
#include "libioP.h"
-#include <sys/types.h>
-#include <sys/stat.h>
#include <stdlib.h>
-#include <unistd.h>
-
-#ifdef _LIBC
-# undef isatty
-# define isatty(Fd) __isatty (Fd)
-#endif
-
-/*
- * Allocate a file buffer, or switch to unbuffered I/O.
- * Per the ANSI C standard, ALL tty devices default to line buffered.
- *
- * As a side effect, we set __SOPT or __SNPT (en/dis-able fseek
- * optimisation) right after the _fstat() that finds the buffer size.
- */
+/* Allocate a file buffer, or switch to unbuffered I/O. */
int
_IO_wfile_doallocate (_IO_FILE *fp)
{