Change to support compilation with UEFI GPT fdisk library.
diff --git a/gdisk.cc b/gdisk.cc
index b3c6240..a6ea2e9 100644
--- a/gdisk.cc
+++ b/gdisk.cc
@@ -16,7 +16,9 @@
    string device = "";
    UnicodeString uString;
 
+#ifndef EFI
    cout << "GPT fdisk (gdisk) version " << GPTFDISK_VERSION << "\n\n";
+#endif /*EFI*/
 
    if (!SizesOK())
       exit(1);