.
Thread 1 (Thread 0x7f73242b1b80 (LWP 9828)):
#0  Select_Window (dpy=0x5620e7a9c160, screen=<optimized out>, descend=1) at ../xwininfo/dsimple.c:208
        event = 0x0
        target_win = 0
        root = 624
        buttons = 0
        err = 0x0
        grab_cookie = <optimized out>
        grab_reply = <optimized out>
#1  0x00005620e67a9d10 in main (argc=1, argv=0x7fffb2ac4b58) at ../xwininfo/xwininfo.c:574
        i = <optimized out>
        tree = <optimized out>
        stats = <optimized out>
        bits = <optimized out>
        events = <optimized out>
        wm = <optimized out>
        size = <optimized out>
        shape = <optimized out>
        frame = <optimized out>
        children = <optimized out>
        use_root = <optimized out>
        window = 0
        display_name = <optimized out>
        window_name = <optimized out>
        wininfo = {window = 0, geometry_cookie = {sequence = 0}, net_wm_name_cookie = {sequence = 0}, wm_name_cookie = {sequence = 0}, wm_class_cookie = {sequence = 0}, trans_coords_cookie = {sequence = 0}, tree_cookie = {sequence = 0}, attr_cookie = {sequence = 0}, normal_hints_cookie = {sequence = 0}, hints_cookie = {sequence = 0}, wm_desktop_cookie = {sequence = 0}, wm_window_type_cookie = {sequence = 0}, wm_state_cookie = {sequence = 0}, wm_pid_cookie = {sequence = 0}, wm_client_machine_cookie = {sequence = 0}, frame_extents_cookie = {sequence = 0}, zoom_cookie = {sequence = 0}, geometry = 0x0, win_attributes = 0x0, normal_hints = 0x0}
        w = 0x7fffb2ac4970