Added experimental feature NEW_KEYBOARD_HIT.

src/allmain.c

@@ -374,7 +374,11 @@ boolean resuming;
         if (multi >= 0 && occupation) {
 #if defined(MICRO) || defined(WIN32)
             abort_lev = 0;
+#ifdef NEW_KEYBOARD_HIT
+            if (keyboard_hit()) {
+#else
             if (kbhit()) {
+#endif
                 if ((ch = pgetchar()) == ABORT)
                     abort_lev++;
                 else

src/windows.c

@@ -523,6 +523,9 @@ static void NDECL(hup_void_ndecl);
 static void FDECL(hup_void_fdecl_int, (int));
 static void FDECL(hup_void_fdecl_winid, (winid));
 static void FDECL(hup_void_fdecl_constchar_p, (const char *));
+#ifdef NEW_KEYBOARD_HIT
+static boolean NDECL(hup_keyboard_hit);
+#endif
 
 static struct window_procs hup_procs = {
     "hup", 0L, 0L, hup_init_nhwindows,
@@ -570,6 +573,9 @@ static struct window_procs hup_procs = {
     hup_void_ndecl,                                   /* status_finish */
     genl_status_enablefield, hup_status_update,
     genl_can_suspend_no,
+#ifdef NEW_KEYBOARD_HIT
+    hup_keyboard_hit
+#endif
 };
 
 static void FDECL((*previnterface_exit_nhwindows), (const char *)) = 0;
@@ -624,6 +630,14 @@ hup_nhgetch(VOID_ARGS)
     return '\033'; /* ESC */
 }
 
+#ifdef NEW_KEYBOARD_HIT
+static boolean
+hup_keyboard_hit(VOID_ARGS)
+{
+    return FALSE;
+}
+#endif
+
 /*ARGSUSED*/
 static char
 hup_yn_function(prompt, resp, deflt)