diff --git a/include/winprocs.h b/include/winprocs.h
new file mode 100644
index 000000000..28d4f28e3
--- /dev/null
+++ b/include/winprocs.h
@@ -0,0 +1,128 @@
+/*	SCCS Id: @(#)winprocs.h 3.3	96/02/18	*/
+/* Copyright (c) David Cohrs, 1992				  */
+/* NetHack may be freely redistributed.  See license for details. */
+
+#ifndef WINPROCS_H
+#define WINPROCS_H
+
+struct window_procs {
+    const char *name;
+    void FDECL((*win_init_nhwindows), (int *, char **));
+    void NDECL((*win_player_selection));
+    void NDECL((*win_askname));
+    void NDECL((*win_get_nh_event)) ;
+    void FDECL((*win_exit_nhwindows), (const char *));
+    void FDECL((*win_suspend_nhwindows), (const char *));
+    void NDECL((*win_resume_nhwindows));
+    winid FDECL((*win_create_nhwindow), (int));
+    void FDECL((*win_clear_nhwindow), (winid));
+    void FDECL((*win_display_nhwindow), (winid, BOOLEAN_P));
+    void FDECL((*win_destroy_nhwindow), (winid));
+    void FDECL((*win_curs), (winid,int,int));
+    void FDECL((*win_putstr), (winid, int, const char *));
+    void FDECL((*win_display_file), (const char *, BOOLEAN_P));
+    void FDECL((*win_start_menu), (winid));
+    void FDECL((*win_add_menu), (winid,int,const ANY_P *,
+		CHAR_P,CHAR_P,int,const char *, BOOLEAN_P));
+    void FDECL((*win_end_menu), (winid, const char *));
+    int FDECL((*win_select_menu), (winid, int, MENU_ITEM_P **));
+    char FDECL((*win_message_menu), (CHAR_P,int,const char *));
+    void NDECL((*win_update_inventory));
+    void NDECL((*win_mark_synch));
+    void NDECL((*win_wait_synch));
+#ifdef CLIPPING
+    void FDECL((*win_cliparound), (int, int));
+#endif
+#ifdef POSITIONBAR
+    void FDECL((*win_update_positionbar), (char *));
+#endif
+    void FDECL((*win_print_glyph), (winid,XCHAR_P,XCHAR_P,int));
+    void FDECL((*win_raw_print), (const char *));
+    void FDECL((*win_raw_print_bold), (const char *));
+    int NDECL((*win_nhgetch));
+    int FDECL((*win_nh_poskey), (int *, int *, int *));
+    void NDECL((*win_nhbell));
+    int NDECL((*win_doprev_message));
+    char FDECL((*win_yn_function), (const char *, const char *, CHAR_P));
+    void FDECL((*win_getlin), (const char *,char *));
+    int NDECL((*win_get_ext_cmd));
+    void FDECL((*win_number_pad), (int));
+    void NDECL((*win_delay_output));
+#ifdef CHANGE_COLOR
+    void FDECL((*win_change_color), (int,long,int));
+#ifdef MAC
+    void FDECL((*win_change_background), (int));
+    short FDECL((*win_set_font_name), (winid, char *));
+#endif
+    char * NDECL((*win_get_color_string));
+#endif
+
+    /* other defs that really should go away (they're tty specific) */
+    void NDECL((*win_start_screen));
+    void NDECL((*win_end_screen));
+
+    void FDECL((*win_outrip), (winid,int));
+};
+
+extern NEARDATA struct window_procs windowprocs;
+
+/*
+ * If you wish to only support one window system and not use procedure
+ * pointers, add the appropriate #ifdef below.
+ */
+
+#define init_nhwindows (*windowprocs.win_init_nhwindows)
+#define player_selection (*windowprocs.win_player_selection)
+#define askname (*windowprocs.win_askname)
+#define get_nh_event (*windowprocs.win_get_nh_event)
+#define exit_nhwindows (*windowprocs.win_exit_nhwindows)
+#define suspend_nhwindows (*windowprocs.win_suspend_nhwindows)
+#define resume_nhwindows (*windowprocs.win_resume_nhwindows)
+#define create_nhwindow (*windowprocs.win_create_nhwindow)
+#define clear_nhwindow (*windowprocs.win_clear_nhwindow)
+#define display_nhwindow (*windowprocs.win_display_nhwindow)
+#define destroy_nhwindow (*windowprocs.win_destroy_nhwindow)
+#define curs (*windowprocs.win_curs)
+#define putstr (*windowprocs.win_putstr)
+#define display_file (*windowprocs.win_display_file)
+#define start_menu (*windowprocs.win_start_menu)
+#define add_menu (*windowprocs.win_add_menu)
+#define end_menu (*windowprocs.win_end_menu)
+#define select_menu (*windowprocs.win_select_menu)
+#define message_menu (*windowprocs.win_message_menu)
+#define update_inventory (*windowprocs.win_update_inventory)
+#define mark_synch (*windowprocs.win_mark_synch)
+#define wait_synch (*windowprocs.win_wait_synch)
+#ifdef CLIPPING
+#define cliparound (*windowprocs.win_cliparound)
+#endif
+#ifdef POSITIONBAR
+#define update_positionbar (*windowprocs.win_update_positionbar)
+#endif
+#define print_glyph (*windowprocs.win_print_glyph)
+#define raw_print (*windowprocs.win_raw_print)
+#define raw_print_bold (*windowprocs.win_raw_print_bold)
+#define nhgetch (*windowprocs.win_nhgetch)
+#define nh_poskey (*windowprocs.win_nh_poskey)
+#define nhbell (*windowprocs.win_nhbell)
+#define nh_doprev_message (*windowprocs.win_doprev_message)
+#define yn_function (*windowprocs.win_yn_function)
+#define getlin (*windowprocs.win_getlin)
+#define get_ext_cmd (*windowprocs.win_get_ext_cmd)
+#define number_pad (*windowprocs.win_number_pad)
+#define delay_output (*windowprocs.win_delay_output)
+#ifdef CHANGE_COLOR
+#define change_color (*windowprocs.win_change_color)
+#ifdef MAC
+#define change_background (*windowprocs.win_change_background)
+#define set_font_name (*windowprocs.win_set_font_name)
+#endif
+#define get_color_string (*windowprocs.win_get_color_string)
+#endif
+
+/* other defs that really should go away (they're tty specific) */
+#define start_screen (*windowprocs.win_start_screen)
+#define end_screen (*windowprocs.win_end_screen)
+
+#define outrip (*windowprocs.win_outrip)
+#endif