title: flutter firebase integration leveled/db file not found error
body: <p>Am trying to build an iOS app with firebase database!
  its a flutter app.
  When I try to build the app for iOS device or simulator, am getting below error</p>
  <p>/Users/dsp/Development/mia_flutter/ios/Pods/FirebaseDatabase/Firebase/Database/third_party/Wrap-leveldb/APLevelDB.mm:54:9: fatal error: 'leveldb/db.h' file not found</p>
  <h1>import &quot;leveldb/db.h&quot;</h1>
  <p>if I change the leveldb to leveled-library its working fine. Its working fine in android:</p>
  <p>Below is My pub spec.yaml:</p>
  <p>dependencies:</p>
  <p>flutter:</p>
  <pre><code>   sdk: flutter
  </code></pre>
  <p>firebase_admob: ^0.5.4+1</p>
  <p>flutter_facebook_login: &quot;^1.1.1&quot;</p>
  <p>cloud_firestore: ^0.7.3</p>
  <p>firebase_auth: &quot;^0.5.11&quot;</p>