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diff --git a/gcc-4.8.3/boehm-gc/cord/de_win.h b/gcc-4.8.3/boehm-gc/cord/de_win.h
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+++ b/gcc-4.8.3/boehm-gc/cord/de_win.h
@@ -0,0 +1,103 @@
+/*
+ * Copyright (c) 1994 by Xerox Corporation. All rights reserved.
+ *
+ * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
+ * OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
+ *
+ * Permission is hereby granted to use or copy this program
+ * for any purpose, provided the above notices are retained on all copies.
+ * Permission to modify the code and to distribute modified code is granted,
+ * provided the above notices are retained, and a notice that the code was
+ * modified is included with the above copyright notice.
+ */
+/* Boehm, May 19, 1994 2:25 pm PDT */
+
+/* cord.h, de_cmds.h, and windows.h should be included before this. */
+
+
+# define OTHER_FLAG 0x100
+# define EDIT_CMD_FLAG 0x200
+# define REPEAT_FLAG 0x400
+
+# define CHAR_CMD(i) ((i) & 0xff)
+
+/* MENU: DE */
+#define IDM_FILESAVE (EDIT_CMD_FLAG + WRITE)
+#define IDM_FILEEXIT (OTHER_FLAG + 1)
+#define IDM_HELPABOUT (OTHER_FLAG + 2)
+#define IDM_HELPCONTENTS (OTHER_FLAG + 3)
+
+#define IDM_EDITPDOWN (REPEAT_FLAG + EDIT_CMD_FLAG + DOWN)
+#define IDM_EDITPUP (REPEAT_FLAG + EDIT_CMD_FLAG + UP)
+#define IDM_EDITUNDO (EDIT_CMD_FLAG + UNDO)
+#define IDM_EDITLOCATE (EDIT_CMD_FLAG + LOCATE)
+#define IDM_EDITDOWN (EDIT_CMD_FLAG + DOWN)
+#define IDM_EDITUP (EDIT_CMD_FLAG + UP)
+#define IDM_EDITLEFT (EDIT_CMD_FLAG + LEFT)
+#define IDM_EDITRIGHT (EDIT_CMD_FLAG + RIGHT)
+#define IDM_EDITBS (EDIT_CMD_FLAG + BS)
+#define IDM_EDITDEL (EDIT_CMD_FLAG + DEL)
+#define IDM_EDITREPEAT (EDIT_CMD_FLAG + REPEAT)
+#define IDM_EDITTOP (EDIT_CMD_FLAG + TOP)
+
+
+
+
+/* Windows UI stuff */
+
+LRESULT CALLBACK WndProc (HWND hwnd, UINT message,
+ UINT wParam, LONG lParam);
+
+LRESULT CALLBACK AboutBox( HWND hDlg, UINT message,
+ UINT wParam, LONG lParam );
+
+
+/* Screen dimensions. Maintained by de_win.c. */
+extern int LINES;
+extern int COLS;
+
+/* File being edited. */
+extern char * arg_file_name;
+
+/* Current display position in file. Maintained by de.c */
+extern int dis_line;
+extern int dis_col;
+
+/* Current cursor position in file. */
+extern int line;
+extern int col;
+
+/*
+ * Calls from de_win.c to de.c
+ */
+
+CORD retrieve_screen_line(int i);
+ /* Get the contents of i'th screen line. */
+ /* Relies on COLS. */
+
+void set_position(int x, int y);
+ /* Set column, row. Upper left of window = (0,0). */
+
+void do_command(int);
+ /* Execute an editor command. */
+ /* Agument is a command character or one */
+ /* of the IDM_ commands. */
+
+void generic_init(void);
+ /* OS independent initialization */
+
+
+/*
+ * Calls from de.c to de_win.c
+ */
+
+void move_cursor(int column, int line);
+ /* Physically move the cursor on the display, */
+ /* so that it appears at */
+ /* (column, line). */
+
+void invalidate_line(int line);
+ /* Invalidate line i on the screen. */
+
+void de_error(char *s);
+ /* Display error message. */ \ No newline at end of file