DEFAULT_GDK_DISPLAY  204 src/gtkutil.c    if (FRAME_X_DISPLAY (f) != DEFAULT_GDK_DISPLAY ())
DEFAULT_GDK_DISPLAY  215 src/gtkutil.c    if (FRAME_X_DISPLAY (f) != DEFAULT_GDK_DISPLAY ())
DEFAULT_GDK_DISPLAY 6791 src/pgtkterm.c         dpy = DEFAULT_GDK_DISPLAY ();
DEFAULT_GDK_DISPLAY 30388 src/xterm.c            dpy = DEFAULT_GDK_DISPLAY ();