gdmap: fix patch

Formula/gdmap.rb

@@ -24,7 +24,10 @@ class Gdmap < Formula
   # The second patch is to remove an unused system header import on one of the files.
   # This header file doesn't exist in OSX and the program compiles and runs fine without it.
   # Filed bug upstream as https://sourceforge.net/p/gdmap/bugs/19/
-  patch :DATA
+  patch do
+    url "https://raw.githubusercontent.com/Homebrew/formula-patches/85fa66a9/gdmap/0.8.1.patch"
+    sha256 "292cc974405f0a8c7f6dc32770f81057e67eac6e4fcb1fc575e1f02e044cf9c3"
+  end
 
   def install
     system "./configure", "--disable-debug", "--disable-dependency-tracking",
@@ -37,30 +40,3 @@ class Gdmap < Formula
     system "#{bin}/gdmap", "--help"
   end
 end
-
-__END__
-diff --git a/configure b/configure
-index fc7ed80..bb408d3 100755
---- a/configure
-+++ b/configure
-@@ -8225,7 +8225,7 @@ else
- echo "${ECHO_T}yes" >&6; }
-         :
- fi
--UI_CFLAGS="$UI_CFLAGS -DGTK_DISABLE_DEPRECATED"
-+#UI_CFLAGS="$UI_CFLAGS -DGTK_DISABLE_DEPRECATED"
-
-
-
-diff --git a/src/gui_main.c b/src/gui_main.c
-index efe2239..91c2a14 100644
---- a/src/gui_main.c
-+++ b/src/gui_main.c
-@@ -11,7 +11,6 @@
- #  include <config.h>
- #endif
-
--#include <sys/vfs.h>
- #include <stdlib.h>
- #include <math.h>
- #include <string.h>