code review 5372080: syscall: use error

src/pkg/os/time.go

 // 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.
 
 package os
 
 import "syscall"
 
 // Time returns the current time, in whole seconds and
 // fractional nanoseconds, plus an error if any. The current
 // time is thus 1e9*sec+nsec, in nanoseconds.  The zero of
 // time is the Unix epoch.
 func Time() (sec int64, nsec int64, err error) {
         var tv syscall.Timeval
-        if e := syscall.Gettimeofday(&tv); iserror(e) {
+        if e := syscall.Gettimeofday(&tv); e != nil {
                 return 0, 0, NewSyscallError("gettimeofday", e)
         }
         return int64(tv.Sec), int64(tv.Usec) * 1000, err
 }