title: This file is part of the project. Please include it in the appropriate file build(build.gradle, CMakeLists,txt or Android.mk and sync the project
body: <p>I am new to using NDK in android. I am trying to write the native code in a new .c file. I am getting this error when ever I try to sync the .c file.</p>
  
  <p>THis is the Android.mk file</p>
  
  <pre><code>LOCAL_PATH := $(call my-dir)
  
  include $(CLEAR_VARS)
  LOCAL_MODULE    := test-jni
  LOCAL_SRC_FILES := test-jni.c
  LOCAL_LDLIBS +=  -llog -ldl
  
  include $(BUILD_SHARED_LIBRARY)
  </code></pre>
  
  <p>gradle.build</p>
  
  <pre><code>apply plugin: 'com.android.application'
  
  android {
  compileSdkVersion 23
  buildToolsVersion "23.0.2"
  defaultConfig {
      applicationId "poc.aditya.com.hello_jni"
      minSdkVersion 19
      targetSdkVersion 23
      versionCode 1
      versionName "1.0"
      testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
      externalNativeBuild {
          cmake {
              cppFlags "-frtti -fexceptions"
          }
      }
  }
  buildTypes {
      release {
          minifyEnabled false
          proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
      }
  }
  externalNativeBuild {
      cmake {
          path "CMakeLists.txt"
      }
  }
  }
  
  dependencies {
  compile fileTree(dir: 'libs', include: ['*.jar'])
  androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2',     {
      exclude group: 'com.android.support', module: 'support-annotations'
  })
  compile 'com.android.support:appcompat-v7:24.2.1'
  testCompile 'junit:junit:4.12'
  }
  </code></pre>
  
  <p>The sync completes with no errors but the message in the test-jni.c file wont go away</p>