Qt4 version.
>>> Configuring source in /var/tmp/portage/x11-misc/qcomicbook-0.4.4/work/qcomicbook-0.4.4 ... ./configure --prefix=/usr --build=i686-pc-linux-gnu --host=i686-pc-linux-gnu --mandir=/usr/share/man --infodir=/usr/share/info --datadir=/usr/share --sys confdir=/etc --localstatedir=/var/lib --with-Qt-dir=/usr/qt/3 configure: WARNING: unrecognized options: --with-Qt-dir
x86 stable, all arches done.