old_contents: {
    "targets": [
      {
        "target_name": "engine",
        "sources": [
          "engine.cc"
        ],
        "libraries": ["-lclamav"],
        "include_dirs": [
          "<!(node -e \"require('nan')\")",
          "<(node_root_dir)/deps/openssl/openssl/include"
        ]
      }
    ]
  }
  
new_contents: {
    "targets": [
      {
        "target_name": "engine",
        "sources": [
          "engine.cc"
        ],
        "libraries": ["-lclamav"],
        "include_dirs": [
          "<!(node -e \"require('nan')\")",
          "<(node_root_dir)/deps/openssl/openssl/include",
          "/usr/local/include"
        ],
        "library_dirs": [
          "/usr/local/lib"
        ]
      }
    ]
  }
  
subject: fix include and library dirs for osx