Last shutdown reason

typedef enum _PRL_SHUTDOWN_REASON {
  PSR_TOOLS_SHUTDOWN = 0,
  PSR_HIBERNATED = 1,
  PSR_HYBRID_SHUTDOWN = 2,
  PSR_TOOLS_JUSTINSTALLED_SHUTDOWN = 3,
  PSR_SHUTDOWN_UNKNOWN = -1
} PRL_SHUTDOWN_REASON;