Specifies the display screen on which the
X Server is to accept requests from X clients. If the
display option is not specified, X uses the display screen
specified by your DISPLAY environment variable. The display
option has the format hostname:number. Using two colons
(::) instead of one (:) indicates that DECnet is to be used
for transport.
port
Specifies the port for which PortNotify events are to be generated
when its attributes are changed using XvSetPortAttribute(3X).
onoff
Specifies whether notification is to be enabled or disabled.
Description
XvSelectPortNotify(3X) enables or disables PortNotify event
delivery to the requesting client. XvPortNotify(3X) events are
generated when port attributes are changed using XvSetPortAttribute(3X).