Took the question of where to check, libxcb or callers like xwininfo, to the xcb mailing list for discussion: http://lists.freedesktop.org/archives/xcb/2012-August/007840.html
Took the question of where to check, libxcb or callers like xwininfo, lists.freedeskt op.org/ archives/ xcb/2012- August/ 007840. html
to the xcb mailing list for discussion:
http://