Bugzilla Bug 133923

emerge outputs @ econf:
----------------------------------------------------------
KTorrent ERROR:
KTorrent requires gmp (http://www.swox.com/gmp)
----------------------------------------------------------

and @ fail:
---------------
/bin/sh ../../libtool --silent --mode=compile --tag=CXX x86_64-pc-linux-gnu-g++
-DHAVE_CONFIG_H -I. -I. -I../.. -I./.. -I/usr/kde/3.5/include
-I/usr/qt/3/include -I.  -I/usr/kde/3.5/include  -DQT_THREAD_SUPPORT 
-D_REENTRANT  -Wnon-virtual-dtor -Wno-long-long -Wundef -ansi
-D_XOPEN_SOURCE=500 -D_BSD_SOURCE -Wcast-align -Wconversion -Wchar-subscripts
-Wall -W -Wpointer-arith -Wwrite-strings -DNDEBUG -DNO_DEBUG -O2 -O3
-fomit-frame-pointer -mfpmath=sse -pipe -march=k8 -Wformat-security
-Wmissing-format-attribute -fno-exceptions -fno-check-new -fno-common
-DQT_CLEAN_NAMESPACE -DQT_NO_ASCII_CAST -DQT_NO_STL -DQT_NO_COMPAT
-DQT_NO_TRANSLATION -fexceptions   -c -o peermanager.lo `test -f
'peermanager.cpp' || echo './'`peermanager.cpp
In file included from ./../mse/encryptedauthenticate.h:25,
                 from peermanager.cpp:34:
./../mse/bigint.h:26:17: error: gmp.h: No such file or directory
./../mse/bigint.h:93: error: 'mpz_t' does not name a type
make[3]: *** [peermanager.lo] Fel 1
make[3]: Leaving directory
`/var/tmp/portage/ktorrent-2.0_beta1/work/ktorrent-2.0beta1/libktorrent/torrent'
make[2]: *** [all-recursive] Fel 1
make[2]: Leaving directory
`/var/tmp/portage/ktorrent-2.0_beta1/work/ktorrent-2.0beta1/libktorrent'
make[1]: *** [all-recursive] Fel 1
make[1]: Leaving directory
`/var/tmp/portage/ktorrent-2.0_beta1/work/ktorrent-2.0beta1'
make: *** [all] Fel 2

!!! ERROR: net-p2p/ktorrent-2.0_beta1 failed.
Call stack:
  ebuild.sh, line 1527:   Called dyn_compile
  ebuild.sh, line 931:   Called src_compile
  ktorrent-2.0_beta1.ebuild, line 24:   Called kde_src_compile
  kde.eclass, line 120:   Called kde_src_compile 'all'
  kde.eclass, line 238:   Called kde_src_compile 'myconf' 'configure' 'make'
  kde.eclass, line 234:   Called die

!!! died running emake, kde_src_compile:make
!!! If you need support, post the topmost build error, and the call stack if
relevant.
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emerge --info outputs:
---------------
Portage 2.1_rc1-r3 (default-linux/amd64/2006.0, gcc-4.1.1-pre20060517,
glibc-2.4-r3, 2.6.16-ck10 x86_64)
=================================================================
System uname: 2.6.16-ck10 x86_64 AMD Athlon(tm) 64 Processor 3000+
Gentoo Base System version 1.12.0_pre19
ccache version 2.4 [enabled]
dev-lang/python:     2.4.3-r1
dev-python/pycrypto: 2.0.1-r5
dev-util/ccache:     2.4-r1
dev-util/confcache:  [Not Present]
sys-apps/sandbox:    1.2.18.1
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-r3
ACCEPT_KEYWORDS="amd64 ~amd64"
AUTOCLEAN="yes"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-O3 -fomit-frame-pointer -mfpmath=sse -pipe -march=k8"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/kde/2/share/config /usr/kde/3.5/env
/usr/kde/3.5/share/config /usr/kde/3.5/shutdown /usr/kde/3/share/config
/usr/share/X11/xkb /usr/share/config /var/qmail/control"
CONFIG_PROTECT_MASK="/etc/eselect/compiler /etc/gconf /etc/init.d
/etc/revdep-rebuild /etc/terminfo /etc/texmf/web2c /etc/env.d"
CXXFLAGS="-O3 -fomit-frame-pointer -mfpmath=sse -pipe -march=k8"
DISTDIR="/usr/portage/distfiles"
FEATURES="autoconfig ccache distlocks metadata-transfer sandbox sfperms strict"
GENTOO_MIRRORS="http://mirror.switch.ch/ftp/mirror/gentoo/
http://ftp.du.se/pub/os/gentoo http://mirror.uni-c.dk/pub/gentoo/
http://ds.thn.htu.se/linux/gentoo"
LANG="sv_SE.UTF-8"
LC_ALL="sv_SE.UTF-8"
LINGUAS="sv"
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"
PORTDIR_OVERLAY="/usr/local/portage"
SYNC="rsync://rsync.europe.gentoo.org/gentoo-portage"
USE="amd64 X a52 aac acpi alsa anthy arts audiofile avi bitmap-fonts
boundschecking browserplugin cdparanoia cdr cjk crypt css cups curl dbus dmi
dri dvd dvdr dvdread eds emboss encode fam ffmpeg flac font-server foomaticdb
ftp gd gif gpm hal iconv icq imagemagick imlib immqt insecure-drivers jabber
java javascript jpeg kde lm_sensors mad matroska memlimit mikmod mod mono mp3
mp4 mpeg mpeg2 mpeg4 mplayer msdfs msn ncurses network nls no-old-linux
no_wxgtk1 nptl nptlonly nsplugin offensive ogg oggvorbis opengl oscar pam pcre
pdflib perl png posix python qt qt4 quicktime rar readline reiserfs samba sdl
sockets spell ssl subtitles subversion sysfs syslog tcpd tetex theora threads
tiff transcode truetype truetype-fonts type1 type1-fonts udev uim unicode usb
userlocales utf8 vcd vim vnc vorbis x11vnc x264 xcomposite xfs xim xine xml
xml2 xpm xrandr xscreensaver xv xvid zlib elibc_glibc input_devices_mouse
input_devices_keyboard kernel_linux linguas_sv userland_GNU video_cards_ati
video_cards_fglrx"
Unset:  ASFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LDFLAGS, MAKEOPTS,
PORTAGE_RSYNC_EXTRA_OPTS
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Yes, I know this is hardmasked.....

*** Bug 133899 has been marked as a duplicate of this bug. ***

Thanks, fixed now.