anchor.diff:        sha256 = "d80c86af466589d610a522b0ab20ee7b13630418d846d78bbfeb55930e5ecd59";
       };
       "999" = {
  -      fetchzipversion = 3;
  -      version = "2017-11-01";
  -      rev = "09c61347a8481cfb42bfc381880bd3fe93c4e744";
  -      sha256 = "5708ddd576ca9a5839c1c9191ef71a37d6ec883e4b4b8a6fa1dcd7fe007cf486";
  +      fetchzipversion = 5;
  +      version = "2018-01-15";
  +      rev = "e2a176ede267d93df94b04b5bd7659cf96f954e0";
  +      sha256 = "26277743ff2f253450902326460aaf275546a3cdb87fa8c394e3f8a75625e316";
       };
     };
     source = sources."${channel}";
  
positive.code:   ];
  
    wafFlags = [
      (strNew "--disable-lgpl" "0.28.0")  # Enables GPL
      ###"--enable-cplayer"
      "--enable-libmpv-shared"
      "--disable-libmpv-static"
  
negative.code:     ###"--enable-asm"
      "--disable-test"
      "--disable-clang-database"
      "--disable-android"  # Android
      "--disable-uwp"  # Windows
      "--disable-win32-internal-pthreads"
      "--enable-iconv"
      (strDepr "--disable-termios" null "0.28.0")
      (strDepr "--disable-shm" null "0.28.0")
      "--${boolEn (samba_client != null)}-libsmbclient"
      #"--${boolEn (lua != null)}-lua"
      /**/"--disable-lua"  # FIXME: need lua 5.2
  