I tried emerging games-strategy/freecnc-0.2.1.31072003 after adding the missing amd64 keyword to the ebuild and digesting it. Compilation fails because FILE*s are cast to all kinds of integers. Portage 2.1.1_pre2-r2 (default-linux/amd64/2006.0, gcc-4.1.1/amd64-hardened, glibc-2.4-r3, 2.6.16.16 x86_64) ================================================================= System uname: 2.6.16.16 x86_64 AMD Athlon(tm) 64 Processor 3200+ Gentoo Base System version 1.12.1 dev-lang/python: 2.4.3-r1 dev-python/pycrypto: 2.0.1-r5 dev-util/ccache: [Not Present] dev-util/confcache: [Not Present] sys-apps/sandbox: 1.2.18.1 sys-devel/autoconf: 2.13, 2.60 sys-devel/automake: 1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6-r2 sys-devel/binutils: 2.17 sys-devel/gcc-config: 2.0.0_rc1 sys-devel/libtool: 1.5.22 virtual/os-headers: 2.6.16 ACCEPT_KEYWORDS="amd64 ~amd64" AUTOCLEAN="yes" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-march=athlon64 -pipe -O2 -ggdb1" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/kde/3.5/env /usr/kde/3.5/share/config /usr/kde/3.5/shutdown /usr/share/X11/xkb /usr/share/config" CONFIG_PROTECT_MASK="/etc/env.d /etc/env.d/java/ /etc/eselect/compiler /etc/gconf /etc/java-config/vms/ /etc/revdep-rebuild /etc/terminfo /etc/texmf/web2c" CXXFLAGS="-march=athlon64 -pipe -O2 -ggdb1" DISTDIR="/usr/portage/distfiles" FEATURES="autoconfig distlocks metadata-transfer sandbox sfperms splitdebug strict" GENTOO_MIRRORS="http://ftp.snt.utwente.nl/pub/os/linux/gentoo ftp://ftp.snt.utwente.nl/pub/os/linux/gentoo ftp://mirror.scarlet-internet.nl/pub/gentoo ftp://mirror.nutsmaas.nl/gentoo/ " LC_ALL="nl_NL@euro.UTF-8" LINGUAS="nl en" MAKEOPTS="-j2" PKGDIR="/usr/portage/packages" PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --delete-after --stats --timeout=180 --exclude='/distfiles' --exclude='/local' --exclude='/packages'" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" SYNC="rsync://rsync.europe.gentoo.org/gentoo-portage" USE="amd64 X Xaw3d a52 aac aalib acpi aim alsa apache2 apm artworkextra avi bash-completion berkdb bidi bitmap-fonts bzip2 canna cdr cjk cli crypt cups dga directfb divx4linux dlloader dri dvd dvdr eds emboss encode fbcon firefox foomaticdb fortran freewnn ftp gif ginac gnome gpm gstreamer gtk gtk2 gtkhtml guile hal hardened icq ieee1394 imlib ipv6 isdnlog jabber java javascript jpeg kde kdeenablefinal libcaca libwww lzw lzw-tiff mad mozilla mp3 mpeg mplayer msn mule ncurses nls nptl nptlonly offensive ogg opengl oscar pam pcre pdflib perl php png pppd python qt qt3 qt4 quicktime readline reflection sasl sdl session speex spell spl ssl svg tcpd theora tidy tiff truetype-fonts type1-fonts unicode usb v4l vcd videos vorbis wmf xine xmms xorg xpm xv xvid yahoo zlib elibc_glibc input_devices_keyboard input_devices_mouse kernel_linux linguas_nl linguas_en userland_GNU video_cards_ati video_cards_fbdev video_cards_radeon video_cards_vesa" Unset: CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LANG, LDFLAGS, PORTAGE_RSYNC_EXTRA_OPTS, PORTDIR_OVERLAY
Well that's why it's not keyworded for amd64.
