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/applications/science/math/speedcrunch/default.nix

@@ -0,0 +1,37 @@
+{ stdenv, mkDerivation, lib, fetchFromBitbucket, cmake, qtbase, qttools }:
+
+mkDerivation rec {
+  pname = "speedcrunch";
+  version = "unstable-2021-10-09";
+
+  src = fetchFromBitbucket {
+    owner = "heldercorreia";
+    repo = pname;
+    rev = "74756f3438149c01e9edc3259b0f411fa319a22f";
+    sha256 = "sha256-XxQv+A5SfYXFIRK7yacxGHHne1Q93pwCGeHhchIKizU=";
+  };
+
+  buildInputs = [ qtbase qttools ];
+
+  nativeBuildInputs = [ cmake ];
+
+  preConfigure = ''
+    cd src
+  '';
+
+  meta = with lib; {
+    homepage    = "http://speedcrunch.org";
+    license     = licenses.gpl2Plus;
+    description = "A fast power user calculator";
+    longDescription = ''
+      SpeedCrunch is a fast, high precision and powerful desktop calculator.
+      Among its distinctive features are a scrollable display, up to 50 decimal
+      precisions, unlimited variable storage, intelligent automatic completion
+      full keyboard-friendly and more than 15 built-in math function.
+    '';
+    maintainers = with maintainers; [ gebner j0hax ];
+    inherit (qtbase.meta) platforms;
+    # works with qt 5.6 and qt 5.8
+    broken = builtins.compareVersions qtbase.version "5.7.0" == 0 || stdenv.isDarwin;
+  };
+}