Directory.Build.targets

<Project Condition="'$(MSBuildProjectExtension)' == '.csproj'">

  <ItemGroup Condition="'$(UseWin32)' == 'true'">
    <PackageReference Include="Microsoft.Windows.CsWin32" Version="0.3.2-beta" PrivateAssets="all" />
    <PackageReference Include="Microsoft.Windows.SDK.Win32Metadata" Version="52.0.65-preview" PrivateAssets="all" />
    <None Remove="NativeMethods.txt" Condition="Exists('NativeMethods.txt')" />
    <AdditionalFiles Update="NativeMethods.txt" Link="Properties\NativeMethods.txt" Condition="Exists('NativeMethods.txt')" />
    <AdditionalFiles Include="Properties\NativeMethods.txt" Condition="Exists('Properties\NativeMethods.txt')" />
    <None Remove="NativeMethods.json" Condition="Exists('NativeMethods.json')" />
    <AdditionalFiles Include="$(MSBuildThisFileDirectory)\NativeMethods.json" Link="Properties\NativeMethods.json" Condition="Exists('$(MSBuildThisFileDirectory)\NativeMethods.json')" />
  </ItemGroup>

  <Choose>
    <When Condition="'$(TargetFrameworkIdentifier)' == '.NETCoreApp' and '$(_TargetFrameworkVersionWithoutV)' &gt;= '5.0'">
      <PropertyGroup>
        <IncludeWindowsSDKRefFrameworkReferences Condition="'$(UseWinRT)' != 'true'">false</IncludeWindowsSDKRefFrameworkReferences>
        <IncludeWindowsSDKRefFrameworkReferences Condition="'$(UseWinRT)' == 'true'">true</IncludeWindowsSDKRefFrameworkReferences>
      </PropertyGroup>
      <ItemGroup Condition="'$(UseWinRT)' == 'true'">
        <PackageReference Include="Microsoft.Windows.CsWinRT" Version="2.0.2" PrivateAssets="all" />
      </ItemGroup>
    </When>
    <Otherwise>
      <ItemGroup Condition="'$(UseWinRT)' == 'true'">
        <PackageReference Include="Microsoft.Windows.SDK.Contracts" Version="$([System.Version]::Parse('$(TargetPlatformVersion)').ToString(3)).*" PrivateAssets="all" />
      </ItemGroup>
    </Otherwise>
  </Choose>

</Project>