code review 5411046: pkg/syscall: Adjustments for "errors" package, focussed...

src/pkg/syscall/exec_plan9.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.
 
 // Fork, exec, wait, etc.
 
 package syscall
 
 import (
         "sync"
@@ skipping 498 matching lines @@
 
                         _, e = Write(fd, []byte(v[i+1:]))
                         if e != nil {
                                 Close(fd)
                                 return e
                         }
                         Close(fd)
                 }
         }
 
-        _, _, e := Syscall(SYS_EXEC,
+        _, _, e1 := Syscall(SYS_EXEC,
                 uintptr(unsafe.Pointer(StringBytePtr(argv0))),
                 uintptr(unsafe.Pointer(&StringSlicePtr(argv)[0])),
                 0)
 
-        return NewError(e)
-}
+        return e1
+}