\r
} VS_DEV;\r
\r
-#define DEV_FROM_THIS(a) CR (a, VS_DEV, VarStore, VARIABLE_STORE_SIGNATURE)\r
+#define VS_DEV_SIGNATURE SIGNATURE_32 ('$', 'V', 'S', 'D')\r
+#define DEV_FROM_THIS(a) CR (a, VS_DEV, VarStore, VS_DEV_SIGNATURE)\r
\r
#define VAR_DATA_PTR(a) ((a)->Info.Data)\r
#define VAR_FILE_DEVICEPATH(a) ((a)->Info.FileInfo.DevicePath)\r