|| Specifies the connection to the X server.
|| Specifies how much to rotate the cut buffers.
function rotates the cut
buffers, such that buffer 0 becomes buffer n,
buffer 1 becomes n + 1 mod 8, and so on.
This cut buffer numbering is global to the display.
errors if any of the eight buffers have not been created.
window is used as a Drawable.
||Some argument or pair of arguments has the correct type and range but fails
to match in some other way required by the request.
"Using Cut Buffers".
Christophe Tronche, firstname.lastname@example.org