From 057f209c5611844059fb9ed52543e9f9f2b023aa Mon Sep 17 00:00:00 2001
From: Eli Zaretskii <eliz@gnu.org>
Date: Sat, 3 Jun 2006 15:04:49 +0000
Subject: [PATCH] [DOS_NT] <top level>: Include fcntl.h and io.h. (main)
 [DOS_NT]: Switch stdin to binary mode, if it is not a terminal device.

---
 lib-src/digest-doc.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/lib-src/digest-doc.c b/lib-src/digest-doc.c
index 7b5a9677e7c..7787d422e39 100644
--- a/lib-src/digest-doc.c
+++ b/lib-src/digest-doc.c
@@ -26,12 +26,23 @@
 
 #include <stdio.h>
 
+#ifdef DOS_NT
+#include <fcntl.h>		/* for O_BINARY */
+#include <io.h>			/* for setmode */
+#endif
+
 int
 main ()
 {
   register int ch;
   register int notfirst = 0;
 
+#ifdef DOS_NT
+  /* DOC is a binary file.  */
+  if (!isatty (fileno (stdin)))
+    setmode (fileno (stdin), O_BINARY);
+#endif
+
   printf (".TL\n");
   printf ("Command Summary for GNU Emacs\n");
   printf (".AU\nRichard M. Stallman\n");
-- 
2.30.2