0)  if e0 != 0 {   err = errnoErr(e0)  }  return }  // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT  func utimes(path string, timeval *[0]Timeval) (err error) {  var _p0 *byte  _p0, err = BytePtrFromString(path)  if err != nil {   return  }  _, _, e0 := Syscall(SYS_UTIMES, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(timeval)), 0)  use(unsafe.Pointer(_p0))  if e0 != 0 {   err = errnoErr(e0)  }  return }  // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT  func futimes(fd int, timeval *[0]Timeval) (err error) {  _, _, e0 := Syscall(SYS_FUTIMES, uintptr(fd), uintptr(unsafe.Pointer(timeval)), 0)  if e0 != 0 {   err = errnoErr(e0)  }  return }  // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT  func fcntl(fd int, cmd int, arg int) (val int, err error) {  r0, _, e0 := Syscall(SYS_FCNTL, uintptr(fd), uintptr(cmd), uintptr(arg))  val = int(r0)  if e0 != 0 {   err = errnoErr(e0)  }  return }  // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT  func pipe() (