gdkCursorNew(cursor.type)
gdkCursorNewFromPixmap(source, mask, fg, bg, x, y)
gdkCursorNewFromPixbuf(display, source, x, y)
gdkCursorNewFromName(display, name)
gdkCursorNewForDisplay(display, cursor.type)
gdkCursorGetDisplay(object)
gdkCursorGetImage(object)gdkDisplaySupportsCursorAlpha, 
gdkDisplaySupportsCursorColor,
gdkDisplayGetDefaultCursorSize and
gdkDisplayGetMaximalCursorSize.
  
Cursors by themselves are not very interesting, they must be be
bound to a window for users to see them. This is done with 
gdkWindowSetCursor or by setting the cursor member of the
GdkWindowAttr struct passed to gdkWindowNew.