diff --git a/sys/amiga/winext.h b/sys/amiga/winext.h
new file mode 100644
index 000000000..28e423c94
--- /dev/null
+++ b/sys/amiga/winext.h
@@ -0,0 +1,144 @@
+/*    SCCS Id: @(#)winext.h    3.1    2000/01/12 */
+/* Copyright (c) Gregg Wonderly, Naperville, Illinois,  1991,1992,1993. */
+/* NetHack may be freely redistributed.  See license for details. */
+
+extern int reclip;
+
+#ifdef	CLIPPING
+extern int clipping;
+extern int clipx;
+extern int clipy;
+extern int clipxmax;
+extern int clipymax;
+extern int xclipbord, yclipbord;
+#endif
+
+extern int CO;
+extern int LI;
+extern int scrollmsg;
+extern int alwaysinvent;
+
+#ifndef	SHAREDLIB
+extern unsigned short amii_defpens[ 20 ];
+extern struct amii_DisplayDesc *amiIDisplay;	/* the Amiga Intuition descriptor */
+extern struct window_procs amii_procs;
+extern struct window_procs amiv_procs;
+extern unsigned short amii_initmap[ AMII_MAXCOLORS ];
+extern unsigned short amiv_init_map[ AMII_MAXCOLORS ];
+extern unsigned short amii_init_map[ AMII_MAXCOLORS ];
+extern int bigscreen;
+extern int amii_numcolors;
+extern long amii_scrnmode;
+extern winid amii_rawprwin;
+extern struct Screen *HackScreen;
+extern char Initialized;
+/* These have already been defined elsewhere (and some are conflicting)
+ * ... going ... going once ... going twice .... 
+ * extern const char *roles[];
+ * extern struct Library *ConsoleDevice;
+ * extern char toplines[ TBUFSZ ];
+ * extern NEARDATA winid WIN_MESSAGE;
+ * extern NEARDATA winid WIN_MAP;
+ * extern NEARDATA winid WIN_STATUS;
+ * extern NEARDATA winid WIN_INVEN;
+ * extern winid WIN_OVER;
+ * extern struct GfxBase *GfxBase;
+ * extern struct Library *DiskfontBase;
+ * extern struct IntuitionBase *IntuitionBase;
+ * extern struct Library *LayersBase;
+ */
+extern int amii_msgAPen;
+extern int amii_msgBPen;
+extern int amii_statAPen;
+extern int amii_statBPen;
+extern int amii_menuAPen;
+extern int amii_menuBPen;
+extern int amii_textAPen;
+extern int amii_textBPen;
+extern int amii_otherAPen;
+extern int amii_otherBPen;
+#else
+extern WinamiBASE *WinamiBase;
+#endif
+/* All kinds of shared stuff */
+extern struct TextAttr Hack160;
+extern struct TextAttr Hack40;
+extern struct TextAttr Hack80;
+extern struct TextAttr TextsFont13;
+extern struct Window *pr_WindowPtr;
+extern struct Menu HackMenu[];
+extern struct Menu *MenuStrip;
+extern struct NewMenu GTHackMenu[];
+extern APTR *VisualInfo;
+extern unsigned char KbdBuffered;
+extern struct TextFont *TextsFont;
+extern struct TextFont *HackFont;
+extern struct IOStdReq ConsoleIO;
+extern struct MsgPort *HackPort;
+
+extern int txwidth, txheight, txbaseline;
+#ifdef	SUPERBITMAP_MAP
+extern struct BitMap amii_vbm;
+#endif
+
+/* This gadget data is replicated for menu/text windows... */
+extern struct PropInfo PropScroll;
+extern struct Image Image1;
+extern struct Gadget MenuScroll;
+
+/* This gadget is for the message window... */
+extern struct PropInfo MsgPropScroll;
+extern struct Image MsgImage1;
+extern struct Gadget MsgScroll;
+
+extern struct TagItem tags[];
+
+extern struct win_setup
+{
+    struct NewWindow newwin;
+    UWORD offx,offy,maxrow,rows,maxcol,cols;	/* CHECK TYPES */
+} new_wins[];
+
+extern UWORD scrnpens[];
+/* The last Window event is stored here for reference. */
+extern WEVENT lastevent;
+extern const char winpanicstr[];
+extern struct TagItem scrntags[];
+extern struct NewScreen NewHackScreen;
+
+extern int topl_addspace;
+extern char spaces[ 76 ];
+extern int wincnt;   /* # of nh windows opened */
+extern struct Rectangle lastinvent, lastmsg;
+
+typedef struct {
+	UWORD w, h;
+	WORD x, y;
+	UBYTE nPlanes;
+	UBYTE masking;
+	UBYTE compression;
+	UBYTE reserved1;
+	UWORD transparentColor;
+	UBYTE xAspect, yAspect;
+	WORD pageWidth, pageHeight;
+} BitMapHeader;
+
+typedef enum {COL_MAZE_BRICK,COL_MAZE_STONE,COL_MAZE_HEAT,COL_MAZE_WOOD} MazeType;
+extern struct PDAT pictdata;
+extern struct Hook fillhook;
+extern struct TagItem wintags[];
+#ifndef	SHAREDLIB
+#ifndef __GNUC__
+void __asm LayerFillHook(
+    register __a0 struct Hook *hk,
+    register __a2 struct RastPort *rp,
+    register __a1 struct FillParams *fp );
+#else
+#ifdef __PPC__
+struct EmulLibEntry LayerFillHook;
+#else
+void LayerFillHook(void);
+#endif
+#endif
+#endif
+extern int mxsize, mysize;