2594 implement graceful shutdown for local zones in zoneadm

*** 18,27 ****
--- 18,28 ----
   *
   * CDDL HEADER END
   */
  /*
   * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
+  * Copyright 2014 Nexenta Systems, Inc. All rights reserved.
   */
  
  #ifndef _SYS_ZONE_H
  #define _SYS_ZONE_H
  
*** 229,239 ****
   * Valid commands which may be issued by zoneadm to zoneadmd.  The kernel also
   * communicates with zoneadmd, but only uses Z_REBOOT and Z_HALT.
   */
  typedef enum zone_cmd {
          Z_READY, Z_BOOT, Z_FORCEBOOT, Z_REBOOT, Z_HALT, Z_NOTE_UNINSTALLING,
!         Z_MOUNT, Z_FORCEMOUNT, Z_UNMOUNT
  } zone_cmd_t;
  
  /*
   * The structure of a request to zoneadmd.
   */
--- 230,240 ----
   * Valid commands which may be issued by zoneadm to zoneadmd.  The kernel also
   * communicates with zoneadmd, but only uses Z_REBOOT and Z_HALT.
   */
  typedef enum zone_cmd {
          Z_READY, Z_BOOT, Z_FORCEBOOT, Z_REBOOT, Z_HALT, Z_NOTE_UNINSTALLING,
!         Z_MOUNT, Z_FORCEMOUNT, Z_UNMOUNT, Z_SHUTDOWN
  } zone_cmd_t;
  
  /*
   * The structure of a request to zoneadmd.
   */