<INTERFACE> The <CD/OS.IO/ structure <SEEALSO> <STRREF TOPID/OS/ <PP> The <STRREF NOLINK/OS.IO/ structure provides a general interface for polling I/O devices, which has been modelled after the Unix SVR4 poll interface. A <SPEC> <INCLUDE> <VAL>pollEvt<TY>poll_desc list -> poll_info list event <RAISES> <PROTOTY> pollEvt <ARG/l/ </PROTOTY> polls a list of poll descriptors <ARG/l/. This will raise </INTERFACE>