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/sniffers/sngrep/default.nix

@@ -0,0 +1,54 @@
+{ lib
+, stdenv
+, autoconf
+, automake
+, fetchFromGitHub
+, libpcap
+, ncurses
+, openssl
+, pcre
+}:
+
+stdenv.mkDerivation rec {
+  pname = "sngrep";
+  version = "1.4.10";
+
+  src = fetchFromGitHub {
+    owner = "irontec";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-P618QLk85W0oPisAGiRfpCgHCddKutUkGjwdfgsV4Es=";
+  };
+
+  nativeBuildInputs = [
+    autoconf
+    automake
+  ];
+
+  buildInputs = [
+    libpcap
+    ncurses
+    ncurses
+    openssl
+    pcre
+  ];
+
+  configureFlags = [
+    "--with-pcre"
+    "--enable-unicode"
+    "--enable-ipv6"
+    "--enable-eep"
+  ];
+
+  preConfigure = ''
+    ./bootstrap.sh
+  '';
+
+  meta = with lib; {
+    description = "A tool for displaying SIP calls message flows from terminal";
+    homepage = "https://github.com/irontec/sngrep";
+    license = licenses.gpl3Plus;
+    platforms = platforms.unix;
+    maintainers = with maintainers; [ jorise ];
+  };
+}