Revert "Update external/gptfdisk to 1.0.1"

This reverts commit 74b7490a22bb9ad5f521a62b9c9100e70b94da9b.

This change caused a regression in fugu usb formatting.

Bug: 35217931
Test: None
Change-Id: I50c73bde912a7c941e1d67d41bfab02042db88eb
diff --git a/README b/README
index 8a612ac..a3c0e44 100644
--- a/README
+++ b/README
@@ -200,12 +200,11 @@
   (headers). Most Linux distributions install popt by default, but you may
   need to install a package called popt-dev, popt-devel, or something
   similar to obtain the header files. Mac OS users can find a version of
-  popt for Mac OS from Darwin Ports (http://popt.darwinports.com), MacPorts
-  (https://trac.macports.org/browser/trunk/dports/devel/popt/Portfile), or
-  Fink (http://www.finkproject.org);  however, you'll first need to install
-  DarwinPorts, MacPorts, or Fink (instructions exist on the relevant
-  projects' pages). Alternatively, you can compile gdisk and/or cgdisk
-  alone, without sgdisk; gdisk doesn't require popt.
+  popt for Mac OS from Darwin Ports (http://popt.darwinports.com) or Fink
+  (http://www.finkproject.org); however, you'll first need to install
+  DarwinPorts or Fink (instructions exist on the relevant projects' pages).
+  Alternatively, you can compile gdisk and/or cgdisk alone, without sgdisk;
+  gdisk doesn't require popt.
 
 When all the necessary development tools and libraries are installed, you
 can uncompress the package and type "make" at the command prompt in the