Microsoft.Build.Engine 2.0.0.0 System.Enum System.Flags To be added. Specifies the settings for a build. Field Microsoft.Build.BuildEngine.BuildSettings Specifies that no important external state has changed and no previously built targets should be rebuilt. 2.0.0.0 Field Microsoft.Build.BuildEngine.BuildSettings Specifies that the build should run normally. 2.0.0.0