Describes a directory search. Extensibility point in the WiX XML Schema. Schema extensions can register additional elements at this point in the schema. Directory path to search for. When set to "yes" and the running bundle is 32-bit, Wow64DisableWow64FsRedirection is called before starting the search. Rather than saving the matching directory path into the variable, a DirectorySearch can save an attribute of the matching directory instead. Saves true if a matching directory is found; false otherwise. Extensibility point in the WiX XML Schema. Schema extensions can register additional attributes at this point in the schema.