#define XWINDOW_CONFIGURATION(x) XRECORD (x, window_configuration, struct window_config)
#define XSETWINDOW_CONFIGURATION(x, p) XSETRECORD (x, p, window_configuration)
#define WINDOW_CONFIGURATIONP(x) RECORDP (x, window_configuration)
-#define GC_WINDOW_CONFIGURATIONP(x) GC_RECORDP (x, window_configuration)
#define CHECK_WINDOW_CONFIGURATION(x) CHECK_RECORD (x, window_configuration)
static Lisp_Object