szFeatureSource Specifies the media name of the script-created feature set or (in InstallScript projects) file media library containing the feature whose selection status is to be set.
szFeature Specifies the feature whose selection status is to be set. For more information about specifying features and subfeatures in InstallScript, see Specifying Features and Subfeatures in Function Calls.
bSelect Specifies whether or not the feature should be selected. Pass one of the following predefined constants in this parameter:
TRUE—Select the specified feature. FALSE—Do not select the specified feature.