Name
X-get-selection-owner -- Return the window that owns the selection denoted by ATOM.
Synopsis
(X-get-selection-owner atom)
Description
Return the window that owns the selection denoted by atom.
atom is likely one of the atoms: "PRIMARY" or "SECONDARY".
See also `string->X-atom'. Return value is either a window
object, 'root-window, or an integer window Id.