Virtual ISO: Add Qt and Win32 user interfaces

src/win/win_settings.c

@@ -599,7 +599,7 @@ win_settings_save(void)
     /* Removable devices category */
     memcpy(cdrom, temp_cdrom, CDROM_NUM * sizeof(cdrom_t));
     for (i = 0; i < CDROM_NUM; i++) {
-	cdrom[i].img_fp = NULL;
+	cdrom[i].is_dir = 0;
 	cdrom[i].priv = NULL;
 	cdrom[i].ops = NULL;
 	cdrom[i].image = NULL;