#include <Library/UefiBootServicesTableLib.h>\r
\r
\r
-#define DISK_IO_PRIVATE_DATA_SIGNATURE EFI_SIGNATURE_32 ('d', 's', 'k', 'I')\r
+#define DISK_IO_PRIVATE_DATA_SIGNATURE SIGNATURE_32 ('d', 's', 'k', 'I')\r
\r
#define DATA_BUFFER_BLOCK_NUM (64)\r
\r