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`struct dir_struct` structure is used to pass directory traversal
-options to the library and to record the paths discovered. The notable
-options are:
+options to the library and to record the paths discovered. A single
+`struct dir_struct` is used regardless of whether or not the traversal
+recursively descends into subdirectories.
+
+The notable options are:
`exclude_per_dir`::
If set, recurse into a directory that looks like a git
directory. Otherwise it is shown as a directory.
-The result of the enumeration is left in these fields::
+The result of the enumeration is left in these fields:
`entries[]`::