had to copy these ebuilds into my overlay to be able to emerge xcb-util-0.3.8: [><] == x11-libs/xcb-util-image (0.3.8@07/01/11; 0.3.8{tbz2} -> 0.3.8{tbz2}[1]): X C-language Bindings sample implementations [><] == x11-libs/xcb-util-keysyms (0.3.8@07/01/11; 0.3.8{tbz2} -> 0.3.8{tbz2}[1]): X C-language Bindings sample implementations [><] == x11-libs/xcb-util-renderutil (0.3.8@07/01/11; 0.3.8{tbz2} -> 0.3.8{tbz2}[1]): X C-language Bindings sample implementations [><] == x11-libs/xcb-util-wm (0.3.8@07/01/11; 0.3.8{tbz2} -> 0.3.8{tbz2}[1]): X C-language Bindings sample implementations
whitelisted, thanks