>>> Configuring source in /var/tmp/portage/x11-libs/qt-core-4.6.3-r1/work/qt-everywhere-opensource-src-4.6.3 ... ./configure -prefix /usr -bindir /usr/bin -libdir /usr/lib/qt4 -docdir /usr/share/doc/qt-4.6.3 -headerdir /usr/include/qt4 -plugindir /usr/lib/qt4/plugins -importdir /usr/lib/qt4/imports -datadir /usr/share/qt4 -translationdir /usr/share/qt4/translations -sysconfdir /etc/qt4 -examplesdir /usr/share/qt4/examples -demosdir /usr/share/qt4/demos -opensource -confirm-license -shared -fast -largefile -stl -verbose -platform linux-g++ -nomake examples -nomake demos -release -no-separate-debug-info -exceptions -no-pch -reduce-relocations -arch ia64 -glib -iconv -no-optimized-qmake -openssl -qt3support -no-xkb -no-fontconfig -no-xrender -no-xrandr -no-xfixes -no-xcursor -no-xinerama -no-xshape -no-sm -no-opengl -no-nas-sound -no-dbus -no-cups -no-gif -no-libpng -no-libmng -no-libjpeg -system-zlib -no-webkit -no-phonon -no-xmlpatterns -no-freetype -no-libtiff -no-accessibility -no-fontconfig -no-opengl -no-svg -no-gtkstyle -no-phonon-backend -no-script -no-scripttools -no-cups -no-xsync -no-xinput -no-multimedia -nomake docs -I/usr/include/glib-2.0 -I/usr/lib/glib-2.0/include -lgthread-2.0 -lrt -lglib-2.0 -I/usr/include/freetype2 -importdir: invalid command-line switch /usr/lib/qt4/imports: unknown argument Determining system architecture... (Linux:2.6.38-gentoo-r6:ia64) Trying 'ia64'... 'ia64' is supported System architecture: 'ia64' Symbol visibility control enabled. Symbolic function binding enabled. Usage: configure [-h] [-prefix <dir>] [-prefix-install] [-bindir <dir>] [-libdir <dir>] [-docdir <dir>] [-headerdir <dir>] [-plugindir <dir> ] [-datadir <dir>] [-translationdir <dir>] [-sysconfdir <dir>] [-examplesdir <dir>] [-demosdir <dir>] [-buildkey <key>] [-release] [-debug] [-debug-and-release] [-developer-build] [-shared] [-static] [-no-fast] [-fast] [-no-largefile] [-largefile] [-no-exceptions] [-exceptions] [-no-accessibility] [-accessibility] [-no-stl] [-stl] [-no-sql-<driver>] [-sql-<driver>] [-plugin-sql-<driver>] [-system-sqlite] [-no-qt3support] [-qt3support] [-platform] [-D <string>] [-I <string>] [-L <string>] [-help] [-qt-zlib] [-system-zlib] [-no-gif] [-qt-gif] [-no-libtiff] [-qt-libtiff] [-system-libtiff] [-no-libpng] [-qt-libpng] [-system-libpng] [-no-libmng] [-qt-libmng] [-system-libmng] [-no-libjpeg] [-qt-libjpeg] [-system-libjpeg] [-make <part>] [-nomake <part>] [-R <string>] [-l <string>] [-no-rpath] [-rpath] [-continue] [-verbose] [-v] [-silent] [-no-nis] [-nis] [-no-cups] [-cups] [-no-iconv] [-iconv] [-no-pch] [-pch] [-no-dbus] [-dbus] [-dbus-linked] [-no-separate-debug-info] [-no-mmx] [-no-3dnow] [-no-sse] [-no-sse2] [-qtnamespace <namespace>] [-qtlibinfix <infix>] [-separate-debug-info] [-armfpa] [-no-optimized-qmake] [-optimized-qmake] [-no-xmlpatterns] [-xmlpatterns] [-no-multimedia] [-multimedia] [-no-phonon] [-phonon] [-no-phonon-backend] [-phonon-backend] [-no-audio-backend] [-audio-backend] [-no-openssl] [-openssl] [-openssl-linked] [-no-gtkstyle] [-gtkstyle] [-no-svg] [-svg] [-no-webkit] [-webkit] [-no-javascript-jit] [-javascript-jit] [-no-script] [-script] [-no-scripttools] [-scripttools] [-no-declarative] [-declarative] The change was done here: http://sources.gentoo.org/cgi-bin/viewvc.cgi/gentoo-x86/eclass/qt4-build.eclass?r1=1.103&r2=1.104
Fixed in CVS, thanks for reporting.
