Patch by Rainer Orth.
Reviewed-on: https://go-review.googlesource.com/88376
From-SVN: r256872
-925635f067d40d30acf565b620cc859ee7cbc990
+6b4f1391e2cd637fa5ed797bb3ab43d9ede61997
The first line of this file holds the git revision number of the last
merge done from the gofrontend repository.
//extern port_dissociate
func port_dissociate(port, source int32, object uintptr) int32
+//go:noescape
//extern port_getn
func port_getn(port int32, evs *portevent, max uint32, nget *uint32, timeout *timespec) int32