anchor.diff:      owner = "facebook";
       repo = "rocksdb";
       rev = "v${version}";
  -    sha256 = "5846b0abe2c0cbeae2ab162d62d26c9fd63cd30a425437c15827429cd3ece18e";
  +    sha256 = "939b3107bdae1e2399e98df7727dcc1b1d13369f217c245762d754589a313099";
     };
   
     nativeBuildInputs = [
  
positive.code:   '';
  
    # Environment vars used for building certain configurations
    PORTABLE = "1";
    USE_SSE = "1";
    CMAKE_CXX_FLAGS = "-std=gnu++11";
  
negative.code: }:
  
  let
    version = "5.10.2";
  in
  stdenv.mkDerivation rec {
    name = "rocksdb-${version}";
  