Set all file descriptors in the set.
Source position: bunxovlh.inc line 76
function fpfdfillset(
var nset: TFDSet
):cint ;
fpfdfillset sets all file descriptors in nset.
Wait for events on file descriptors
Clear all file descriptors in set
Check whether a file descriptor is set
Clears a file descriptor in a set
Set a file descriptor in a set