hpux man page for xtdisplay

XtDisplay()															       XtDisplay()

Name
  XtDisplay - return the X Display pointer for the specified widget.

Synopsis
  Display *XtDisplay(w)
	 Widget w;

Inputs
  w	    Specifies the widget; must be of class Core or any subclass thereof.

Returns
  The Display of the specified widget.

Description
  XtDisplay() returns the display pointer for the specified widget.

Usage
  XtDisplay() is implemented as a function when called from application code, but is replaced by a more efficient macro when called from wid-
  get code that includes the file <X11/IntrinsicP.h>.

  Use XtDisplayOfObject() to return the display of a widget or the nearest widget ancestor of a non-widget object.

See Also
  XtDisplayOfObject(1), XtScreen(1).

Xt - Object Information 													       XtDisplay()