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/servers/sql/postgresql/ext/pg_bigm.nix

@@ -0,0 +1,32 @@
+{ lib, stdenv, fetchurl, postgresql }:
+
+stdenv.mkDerivation rec {
+  pname = "pg_bigm";
+  version = "1.2-20200228";
+
+  src = fetchurl {
+    url = "mirror://osdn/pgbigm/72448/${pname}-${version}.tar.gz";
+    sha256 = "1hxn90prldwriqmqlf33ypgbxw5v54gkzx1305yzghryzfg7rhbl";
+  };
+
+  buildInputs = [ postgresql ];
+
+  makeFlags = [ "USE_PGXS=1" ];
+
+  installPhase = ''
+    mkdir -p $out/bin    # For buildEnv to setup proper symlinks. See #22653
+    mkdir -p $out/{lib,share/postgresql/extension}
+
+    cp *.so      $out/lib
+    cp *.sql     $out/share/postgresql/extension
+    cp *.control $out/share/postgresql/extension
+  '';
+
+  meta = with lib; {
+    description = "Text similarity measurement and index searching based on bigrams";
+    homepage = "https://pgbigm.osdn.jp/";
+    maintainers = [ maintainers.marsam ];
+    platforms = postgresql.meta.platforms;
+    license = licenses.postgresql;
+  };
+}