void HandleKeyboardStartExtend(w, event, params, num_params) Widget w; XEvent *event;			 String *params;			 Cardinal *num_params;
void HandleKeyboardStartExtend( Widget w, XEvent *event,			 String *params,			 Cardinal *num_params)
void HandleKeyboardStartExtend(w, event, params, num_params)Widget w;XEvent *event;			/* must be XButtonEvent* */String *params;			/* unused */Cardinal *num_params;		/* unused */{    do_start_extend (w, event, params, num_params, True);}