--- /dev/null
+#include <X/mit-copyright.h>
+
+/* Copyright Massachusetts Institute of Technology 1985 */
+
+/*
+ * xwm - X Window System window manager header file.
+ *
+ * File: xwm.h
+ */
+
+/* $Header: xwm.h,v 10.3 86/02/01 16:10:49 tony Rel $ */
+
+#include <errno.h>
+#include <stdio.h>
+#include <X/Xlib.h>
+
+typedef enum _bool {FALSE, TRUE} Bool;
+
+#define min(x, y) ((x) <= (y) ? (x) : (y))
+#define max(x, y) ((x) >= (y) ? (x) : (y))
+
+#define DEF_BUTTON_MASK MetaMask
+#define DEF_KEY_MASK MetaMask
+#define DEF_DELTA 5
+#define DEF_I_FONT "6x10"
+#define DEF_P_FONT "6x10"
+#define DEF_FUNC GXcopy
+#define DEF_ICON_BORDER_WIDTH 2
+#define DEF_ICON_PADDING 4
+#define DEF_POP_BORDER_WIDTH 2
+#define DEF_POP_PADDING 4
+
+#define INIT_PTEXT {'0', '0', '0', 'x', '0', '0', '0'}
+
+#define CURSOR_WIDTH 16
+#define CURSOR_HEIGHT 16
+
+#define MAX_ZAP_VECTORS 16
+#define MAX_BOX_VECTORS 26
+
+#define DRAW_HEIGHT 1
+#define DRAW_WIDTH 1
+#define DRAW_VALUE ~0
+#define DRAW_FUNC GXxor
+#define DRAW_PLANES 1
+
+#define FAILURE 0
+
+/*
+ * External variable definitions.
+ */
+extern int errno;
+
+extern Window Pop; /* Pop up dimension display window. */
+extern Font IFont; /* Icon output font. */
+extern FontInfo IFontInfo; /* Icon output font information. */
+extern Font PFont; /* Pop up output font. */
+extern FontInfo PFontInfo; /* Pop up output font information. */
+extern Pixmap GrayPixmap; /* Gray pixmap. */
+extern Pixmap IBorder; /* Icon window border pixmap. */
+extern Pixmap IBackground; /* Icon window background pixmap. */
+extern Pixmap PBorder; /* Pop-Up Window border pixmap. */
+extern Pixmap PBackground; /* Pop-up Window background pixmap. */
+extern Cursor ArrowCrossCursor; /* Arrow cross cursor. */
+extern Cursor ULAngleCursor; /* Upper left angle cursor. */
+extern Cursor LLAngleCursor; /* Lower left angle cursor. */
+extern Cursor LRAngleCursor; /* Lower right angle cursor. */
+extern Cursor URAngleCursor; /* Upper right angle cursor. */
+extern Cursor TopTeeCursor; /* Top tee cursor. */
+extern Cursor LeftTeeCursor; /* Left tee cursor. */
+extern Cursor BottomTeeCursor; /* Bottom tee cursor. */
+extern Cursor RightTeeCursor; /* Right tee cursor. */
+extern Cursor DotCursor; /* Dot cursor. */
+extern Cursor CircleCursor; /* Circle Cursor. */
+extern Cursor TextCursor; /* Text cursor used in icon windows. */
+extern Cursor IconCursor; /* Icon Cursor. */
+extern int ScreenWidth; /* Display screen width. */
+extern int ScreenHeight; /* Display screen height. */
+extern int CursorFunc; /* Mouse cursor function. */
+extern int IconCursorFunc; /* Icon Mouse Cursor function. */
+extern int ITextForground; /* Icon window text forground color. */
+extern int ITextBackground; /* Icon window text background color. */
+extern int IBorderWidth; /* Icon window border width. */
+extern int IPadding; /* Icon window padding. */
+extern int PTextForground; /* Pop-up window text forground color. */
+extern int PTextBackground; /* Pop-up window text background color. */
+extern int PWidth; /* Pop-up window width (including borders). */
+extern int PHeight; /* Pop-up window height (including borders). */
+extern int PBorderWidth; /* Pop-up window border width. */
+extern int PPadding; /* Pop-up window padding. */
+extern int ButtonMask; /* Global mouse button event mask. */
+extern int Delta; /* Mouse movement slop. */
+
+extern Bool Debug; /* Global debug flag. */
+extern Bool Grid; /* Should the m/r box contain a 9 seg. grid. */
+extern Bool Zap; /* Should the the zap effect be used. */
+
+
+extern char PText[]; /* Pop-up window dummy text. */
+extern int PTextSize; /* Pop-up window dummy text size. */
+
+#ifdef PROFIL
+int ptrap();
+#endif
+
+/*
+ * External routine typing.
+ */
+extern Bool Change();
+extern Bool GetButton();
+extern int LowerIconify();
+extern int Move();
+extern int StoreCursors();
+extern int StoreBox();
+extern int StoreGridBox();
+extern int StoreZap();
+extern int Error();
+extern int XError();