Bugzilla Bug 128886

Orpie compiles and runs on ppc. I suggest adding ~ppc keyword.

Portage 2.1_pre7-r2 (default-linux/ppc/2005.1/ppc/G4, gcc-3.4.5,
glibc-2.3.6-r3, 2.6.15-gentoo-r7 ppc)
=================================================================
System uname: 2.6.15-gentoo-r7 ppc 7447A, altivec supported
Gentoo Base System version 1.12.0_pre16
dev-lang/python:     2.3.5, 2.4.2-r1
sys-apps/sandbox:    1.2.17
sys-devel/autoconf:  2.13, 2.59-r7
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:  2.16.1-r2
sys-devel/libtool:   1.5.22
virtual/os-headers:  2.6.11-r4
ACCEPT_KEYWORDS="ppc ~ppc"
AUTOCLEAN="yes"
CBUILD="powerpc-unknown-linux-gnu"
CFLAGS="-O2 -pipe -mcpu=7450 -maltivec -mabi=altivec -mtune=7450
-mpowerpc-gfxopt"
CHOST="powerpc-unknown-linux-gnu"
CONFIG_PROTECT="/etc /usr/kde/2/share/config /usr/kde/3/share/config
/usr/share/X11/xkb /usr/share/config
/var/qmail/control"CONFIG_PROTECT_MASK="/etc/gconf /etc/revdep-rebuild
/etc/splash /etc/terminfo /etc/texmf/web2c /etc/env.d"
CXXFLAGS="-O2 -pipe -mcpu=7450 -maltivec -mabi=altivec -mtune=7450
-mpowerpc-gfxopt"
DISTDIR="/usr/portage/distfiles"
FEATURES="autoconfig distlocks fancy metadata-transfer sandbox sfperms strict"
GENTOO_MIRRORS="http://distfiles.gentoo.org
http://distro.ibiblio.org/pub/linux/distributions/gentoo"
LC_ALL="it_IT.utf8"
LINGUAS="it"
PKGDIR="/usr/portage/packages"
PORTAGE_TMPDIR="/var/tmp"
PORTDIR="/usr/portage"
PORTDIR_OVERLAY="/usr/local/portage"
SYNC="rsync://neptune.octopus/gentoo-portage"
USE="ppc X alsa altivec berkdb bitmap-fonts cairo cdr crypt cups dbus dri dvd
emacs emboss firefox foomaticdb fortran gif glitz gnome gpm gstreamer gtk gtk2
hal hddtemp ipv6 java jikes jpeg libwww motif mp3 mpeg nautilus ncurses nls
nptl nptlonly ogg oggvorbis opengl pam pdflib perl png ppds python readline
spell ssl svg symlink tcpd tiff truetype truetype-fonts type1-fonts unicode usb
vorbis xinerama xml2 xv xvid zlib elibc_glibc input_devices_evdev
input_devices_keyboard input_devices_mouse kernel_linux linguas_it userland_GNU
video_cards_ati"
Unset:  ASFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, LANG, LDFLAGS, MAKEOPTS

Added to ~ppc.