// $G $D/$F.go && $L $F.$A && ./$A.out// Copyright 2009 The Go Authors. All rights reserved.// Use of this source code is governed by a BSD-style// license that can be found in the LICENSE file.packagemainvarcchanintfuncmain(){c=make(chanint);gofunc(){print("ok\n");c<-0}();<-c}