uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/development/libraries/libmodplug/default.nix

@@ -0,0 +1,25 @@
+{ lib, stdenv, fetchurl, file }:
+
+stdenv.mkDerivation rec {
+  pname = "libmodplug";
+  version = "0.8.9.0";
+
+  preConfigure = ''
+     substituteInPlace configure \
+        --replace ' -mmacosx-version-min=10.5' "" \
+        --replace /usr/bin/file ${file}/bin/file
+  '';
+
+  meta = with lib; {
+    description = "MOD playing library";
+    homepage    = "http://modplug-xmms.sourceforge.net/";
+    license     = licenses.publicDomain;
+    platforms   = platforms.unix;
+    maintainers = with maintainers; [ raskin ];
+  };
+
+  src = fetchurl {
+    url = "mirror://sourceforge/project/modplug-xmms/libmodplug/${version}/${pname}-${version}.tar.gz";
+    sha256 = "1pnri98a603xk47smnxr551svbmgbzcw018mq1k6srbrq6kaaz25";
+  };
+}