[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.

diff --git a/lib-src/digest-doc.c b/lib-src/digest-doc.c
index 7b5a9677e7c793d96056191373beff00d3b5d6ab..7787d422e3939e3bb2eadb5681bab8d50457306e 100644 (file)
--- 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");