true
<_traversalBuildConfigurations>$(BuildConfiguration)
<_traversalBuildConfigurations Condition="'$(AdditionalBuildConfigurations)' != ''">$(_traversalBuildConfigurations);$(AdditionalBuildConfigurations)
<_projectBuildConfigurations>
Configuration=%(Identity);%(_projectBuildConfigurations.AdditionalProperties)
<_projectWithConfiguration Include="@(_projectBuildConfigurations->'%(OriginalItemSpec)')" />
<_projectWithConfiguration Include="@(Project)" Condition="'@(_projectBestConfigurations)' != ''">
Configuration=%(_projectBestConfigurations.Identity);%(_projectWithConfiguration.AdditionalProperties)
<_AllBuildConfigurations>$(BuildConfigurations)
<_AllBuildConfigurations Condition="'$(BuildConfigurations)' == ''">$(_traversalBuildConfigurations)
$(BuildConfiguration)
Configuration=$(_projectReferenceConfiguration);%(ProjectReference.AdditionalProperties)
false
<_buildConfigurations Include="$(BuildConfigurations)" />
<_buildConfigurations Condition="'@(_buildConfigurations)' == ''" Include="$(_traversalBuildConfigurations)" />