+\r
+#define GUID_STRUCTURE(Lo, Hi) \\r
+{ (Lo & 0xffffffff), \\r
+ ((Lo >> 32) & 0xffff), \\r
+ ((Lo >> 48) & 0xffff), \\r
+ { (Hi & 0xff), \\r
+ ((Hi >> 8) & 0xff), \\r
+ ((Hi >> 16) & 0xff), \\r
+ ((Hi >> 24) & 0xff), \\r
+ ((Hi >> 32) & 0xff), \\r
+ ((Hi >> 40) & 0xff), \\r
+ ((Hi >> 48) & 0xff), \\r
+ ((Hi >> 56) & 0xff) \\r
+ } \\r
+} \r
+\r
+\r
+#define EFI_EXTENDED_SAL_BASE_IO_SERVICES_PROTOCOL_GUID_LO 0x451531e15aea42b5\r
+#define EFI_EXTENDED_SAL_BASE_IO_SERVICES_PROTOCOL_GUID_HI 0xa6657525d5b831bc\r