/var/tmp/portage/kde-base/print-manager-4.14.2/work/print-manager-4.14.2/libkcups/KCupsConnection.cpp:383:29: error: invalid use of incomplete type ‘ipp_t {aka struct _ipp_s}’ and many more similar errors... more info -> weekend
Please try with bacported both the following commits: http://quickgit.kde.org/?p=print-manager.git&a=commitdiff&h=864153745c2593fd7e6c31fe425f347bd83846fe http://quickgit.kde.org/?p=print-manager.git&a=commitdiff&h=731085d7720e7128ab102ef80383d1bfaea27661
Long done already, I just forgot to close the bug...