} DEFIO_PCI_ADDR;\r
\r
#define PCI_EXPANSION_ROM_HEADER_SIGNATURE 0xaa55\r
-#define PCI_DATA_STRUCTURE_SIGNATURE EFI_SIGNATURE_32 ('P', 'C', 'I', 'R')\r
+#define PCI_DATA_STRUCTURE_SIGNATURE SIGNATURE_32 ('P', 'C', 'I', 'R')\r
#define PCI_CODE_TYPE_PCAT_IMAGE 0x00\r
#define EFI_PCI_EXPANSION_ROM_HEADER_COMPRESSED 0x0001 ///<defined in UEFI spec.\r
\r