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/networking/instant-messengers/mcabber/default.nix

@@ -0,0 +1,43 @@
+{ lib, stdenv, fetchurl, fetchpatch, openssl, ncurses, pkg-config, glib, loudmouth, libotr
+, gpgme
+}:
+
+stdenv.mkDerivation rec {
+  pname = "mcabber";
+  version = "1.1.2";
+
+  src = fetchurl {
+    url = "https://mcabber.com/files/mcabber-${version}.tar.bz2";
+    sha256 = "0q1i5acyghsmzas88qswvki8kkk2nfpr8zapgnxbcd3lwcxl38f4";
+  };
+
+  patches = [
+    # Pull upstream patch for ncurses-6.3.
+    (fetchpatch {
+      name = "ncurses-6.3.patch";
+      url = "https://github.com/McKael/mcabber/commit/5a0893d69023b77b7671731defbdca5d47731130.patch";
+      sha256 = "01bc23z0mva9l9jv587sq2r9w3diachgkmb9ad99hlzgj02fmq4v";
+      stripLen = 1;
+    })
+  ];
+
+  nativeBuildInputs = [ pkg-config ];
+  buildInputs = [ openssl ncurses glib loudmouth libotr gpgme ];
+
+  configureFlags = [
+    "--with-openssl=${openssl.dev}"
+    "--enable-modules"
+    "--enable-otr"
+  ];
+
+  doCheck = true;
+
+  meta = with lib; {
+    homepage = "http://mcabber.com/";
+    description = "Small Jabber console client";
+    license = licenses.gpl2;
+    maintainers = with maintainers; [ pSub ];
+    platforms = with platforms; linux;
+    downloadPage = "http://mcabber.com/files/";
+  };
+}