diff --git a/efilib.h b/efilib.h
index 83b6ce5..1a643ff 100644
--- a/efilib.h
+++ b/efilib.h
@@ -2,8 +2,20 @@
 #define EFI_EFILIB_H
 
 #include "efi.h"
+#include "efi_st.h"
 
 #define EFI_ERROR(status) (((INTN)(status)) < 0)
 
+static EFI_HANDLE g_ImageHandle;
+static EFI_SYSTEM_TABLE *g_SystemTable;
+static EFI_BOOT_SERVICES *g_BootServices;
+
+static inline void EfiLibInitialize(EFI_HANDLE ImageHandle, EFI_SYSTEM_TABLE *SystemTable)
+{
+	g_ImageHandle = ImageHandle;
+	g_SystemTable = SystemTable;
+	g_BootServices = SystemTable->BootServices;
+}
+
 #endif /* EFI_EFILIB_H */