text: // Copyright 2016 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.
  
  // +build amd64,linux
  // +build !gccgo
  
  package unix
  
  import "syscall"
  
  //go:noescape
  func gettimeofday(tv *Timeval) (err syscall.Errno)
  