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packages/NETStandard.Library.2.0.0/build/NETStandard.Library.targets

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+<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <NETStandardLibraryPackageVersion>2.0.0</NETStandardLibraryPackageVersion>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <Reference Condition="'$(_NetStandardLibraryRefPath)' != ''" Include="$(_NetStandardLibraryRefPath)*.dll">
+      <!-- Private = false to make these reference only -->
+      <Private>false</Private>
+      <!-- hide these from Assemblies view in Solution Explorer, they will be shown under packages -->
+      <Visible>false</Visible>
+      <Facade Condition="'%(FileName)' != 'netstandard'">true</Facade>
+      <NuGetPackageId>NETStandard.Library</NuGetPackageId>
+      <NuGetPackageVersion>$(NETStandardLibraryPackageVersion)</NuGetPackageVersion>
+    </Reference>
+    <ReferenceCopyLocalPaths Condition="'$(_NetStandardLibraryLibPath)' != ''" Include="$(_NetStandardLibraryLibPath)*.dll">
+      <Private>false</Private>
+      <Facade Condition="'%(FileName)' != 'netstandard'">true</Facade>
+      <NuGetPackageId>NETStandard.Library</NuGetPackageId>
+      <NuGetPackageVersion>$(NETStandardLibraryPackageVersion)</NuGetPackageVersion>
+    </ReferenceCopyLocalPaths>
+  </ItemGroup>
+</Project>

packages/NETStandard.Library.2.0.0/build/netstandard2.0/NETStandard.Library.targets

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+<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <!-- Only add references if we're actually targeting .NETStandard.
+       If the project is targeting some other TFM that is compatible with NETStandard we expect
+       that framework to provide all references for NETStandard, mscorlib, System.* in their own
+       targeting pack / SDK. -->
+  <PropertyGroup Condition="'$(TargetFrameworkIdentifier)' == '.NETStandard'">
+    <_NetStandardLibraryRefPath>$(MSBuildThisFileDirectory)\ref\</_NetStandardLibraryRefPath>
+  </PropertyGroup>
+
+  <!-- import the TFM-agnostic targets -->
+  <Import Project="..\$(MSBuildThisFile)"/>
+</Project>