--- truecrypt/boot/windows/bios.h	2018/04/24 16:49:04	1.1
+++ truecrypt/boot/windows/bios.h	2018/04/24 17:05:43	1.1.1.6
@@ -1,7 +1,7 @@
 /*
  Copyright (c) 2008 TrueCrypt Foundation. All rights reserved.
 
- Governed by the TrueCrypt License 2.4 the full text of which is contained
+ Governed by the TrueCrypt License 2.8 the full text of which is contained
  in the file License.txt included in TrueCrypt binary and source code
  distribution packages.
 */
@@ -11,17 +11,16 @@
 
 #include "Platform.h"
 
-#define TC_LB_SIZE 512
 #define TC_LB_SIZE_BIT_SHIFT_DIVISOR 9
 
 #define TC_FIRST_BIOS_DRIVE 0x80
 #define TC_LAST_BIOS_DRIVE 0x8f
+#define TC_INVALID_BIOS_DRIVE (TC_FIRST_BIOS_DRIVE - 1)
 
 enum
 {
 	BiosResultSuccess = 0x00,
-	BiosResultInvalidFunction = 0x01,
-	BiosResultEccCorrected = 0x11
+	BiosResultInvalidFunction = 0x01
 };
 
 typedef byte BiosResult;