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/audio/mpc123/default.nix

@@ -0,0 +1,38 @@
+{ fetchurl, lib, stdenv, gettext, libmpcdec, libao }:
+
+let version = "0.2.4"; in
+stdenv.mkDerivation rec {
+  pname = "mpc123";
+  inherit version;
+
+  src = fetchurl {
+    url = "mirror://sourceforge/mpc123/version%20${version}/${pname}-${version}.tar.gz";
+    sha256 = "0sf4pns0245009z6mbxpx7kqy4kwl69bc95wz9v23wgappsvxgy1";
+  };
+
+  patches = [ ./use-gcc.patch ];
+
+  # Workaround build failure on -fno-common toolchains like upstream
+  # gcc-10. Otherwise build fails as:
+  #   ld: /build/cc566Cj9.o:(.bss+0x0): multiple definition of `mpc123_file_reader'; ao.o:(.bss+0x40): first defined here
+  NIX_CFLAGS_COMPILE = "-fcommon";
+
+  buildInputs = [ gettext libmpcdec libao ];
+
+  installPhase =
+    # XXX: Should install locales too (though there's only 1 available).
+    '' mkdir -p "$out/bin"
+       cp -v mpc123 "$out/bin"
+    '';
+
+  meta = {
+    homepage = "http://mpc123.sourceforge.net/";
+
+    description = "A Musepack (.mpc) audio player";
+
+    license = lib.licenses.gpl2Plus;
+
+    maintainers = [ ];
+    platforms = lib.platforms.gnu ++ lib.platforms.linux; # arbitrary choice
+  };
+}