`PRIMARY', are `SECONDARY' and `CLIPBOARD'.
DATA-TYPE is usually `STRING', but can also be one of the symbols
-in `selection-converter-alist', which see. This argument is
-ignored on NS, MS-Windows and MS-DOS."
+in `selection-converter-alist', which see. Window systems other
+than X usually support only a small subset of these symbols, in
+addition to `STRING'; MS-Windows supports `TARGETS', which reports
+the formats available in the clipboard if TYPE is `CLIPBOARD'."
(let ((data (gui-backend-get-selection (or type 'PRIMARY)
(or data-type 'STRING))))
(when (and (stringp data)