UINT8 Data[SERIAL_MAX_BUFFER_SIZE];\r
} SERIAL_DEV_FIFO;\r
\r
-#define WIN_NT_SERIAL_IO_PRIVATE_DATA_SIGNATURE EFI_SIGNATURE_32 ('N', 'T', 's', 'i')\r
+#define WIN_NT_SERIAL_IO_PRIVATE_DATA_SIGNATURE SIGNATURE_32 ('N', 'T', 's', 'i')\r
typedef struct {\r
UINT64 Signature;\r
\r