Makefile.mingw corrections and made the code pass much stricter checks (now mandated by Makefile.mignw) to ensure GCC 14 readiness.

src/disk/hdd.c

@@ -437,7 +437,7 @@ static hdd_preset_t hdd_speed_presets[] = {
 };
 
 int
-hdd_preset_get_num()
+hdd_preset_get_num(void)
 {
     return sizeof(hdd_speed_presets) / sizeof(hdd_preset_t);
 }