XSetCloseDownMode(display, close_mode)
      Display *display;
      int close_mode;	
| display | Specifies the connection to the X server. | 
| close_mode | Specifies the client close-down mode. You can pass DestroyAll, RetainPermanent, or RetainTemporary. | 
| BadValue | Some numeric value falls outside the range of values accepted by the request. Unless a specific range is specified for an argument, the full range defined by the argument's type is accepted. Any argument defined as a set of alternatives can generate this error. |