diff --git a/include/macpopup.h b/include/macpopup.h
new file mode 100644
index 000000000..3b9eecb8d
--- /dev/null
+++ b/include/macpopup.h
@@ -0,0 +1,22 @@
+/*	SCCS Id: @(#)macpopup.h	3.3	99/10/25	*/
+/* Copyright (c) Nethack Develpment Team, 1999.		*/
+/* NetHack may be freely redistributed.  See license for details. */
+
+#ifndef MACPOPUP_H
+# define MACPOPUP_H
+
+/* ### mmodal.c ### */
+
+extern void FlashButton(WindowPtr, short);
+extern char queued_resp(char *resp);
+extern char topl_yn_function(const char *query, const char *resp, char def);
+extern int get_line_from_key_queue(char *bufp);
+
+#define ENABLE_MAC_POPUP 0
+#if ENABLE_MAC_POPUP
+
+extern char popup_yn_function(const char *query, const char *resp, char def);
+extern void popup_getlin (const char *query, char *bufp);
+
+#endif /* ENABLE_MAC_POPUP */
+#endif /* MACPOPUP_H */