anchor.diff:      sha256 = "0vj6k01lp2yva6rfd95fkyng9jdr62gkz0x8d2l81dyly1ki6dpw";
     };
   
  -  patches = [ 
  +  patches = [
       (fetchpatch {
           url = "https://bug794856.bugzilla-attachments.gnome.org/attachment.cgi?id=370411";
           sha256 = "16plzzmkk906k4892zq68j3c9z8vdma5nxzlviq20jfv04ykhmk2";
  
positive.code:   nativeBuildInputs = [
      meson ninja pkgconfig gettext bison flex python3 makeWrapper gobjectIntrospection
    ];
    buildInputs = [ libcap libunwind ] ++ stdenv.lib.optional stdenv.isDarwin darwin.apple_sdk.frameworks.CoreServices;
  
    propagatedBuildInputs = [ glib ];
  
  
negative.code: , pkgconfig, gettext, gobjectIntrospection
  , bison, flex, python3, glib, makeWrapper
  , libcap,libunwind, darwin
  , lib
  }:
  
  stdenv.mkDerivation rec {
    name = "gstreamer-1.14.0";
  
    meta = with lib ;{
      description = "Open source multimedia framework";
      homepage = https://gstreamer.freedesktop.org;
      license = licenses.lgpl2Plus;
      platforms = platforms.unix;
      maintainers = with maintainers; [ ttuegel matthewbauer ];
    };
  
    src = fetchurl {
  