Remove useless forward reference

xtldr/includes/bldefs.h

@@ -31,7 +31,4 @@
 #define XT_WINNT_BOOT_PROTOCOL_GUID          {0x98A80819, 0x5854, 0x424C, {0x37, 0x17, 0x00, 0x2A, 0x55, 0xA3, 0x09, 0xDC}}
 #define XT_XTOS_BOOT_PROTOCOL_GUID           {0xFF8AD077, 0x5854, 0x424C, {0xA1, 0x77, 0x00, 0x92, 0xEF, 0x1C, 0x09, 0xDC}}
 
-/* Structures forward references */
-typedef struct _XT_BOOT_LOADER_PROTOCOL XT_BOOT_LOADER_PROTOCOL, *PXT_BOOT_LOADER_PROTOCOL;
-
 #endif /* __XTLDR_BLDEFS_H */