Bugzilla Bug 156050

Step to reproduce:
1) cvs -d:pserver:anonymous@pserv.cvs.sourceforge.net:/cvsroot/pserv login
2) cvs -z9 -d:pserver:anonymous@pserv.cvs.sourceforge.net:/cvsroot/pserv co -P
pserv
3) autoupdate
4) autoscan
5) autoreconf

Here is the output:
$ autoreconf
am-wrapper: warning: invalid WANT_AUTOMAKE '2.5'; ignoring.
am-wrapper: warning: invalid WANT_AUTOMAKE '2.5'; ignoring.
am-wrapper: warning: invalid WANT_AUTOMAKE '2.5'; ignoring.
am-wrapper: warning: invalid WANT_AUTOMAKE '2.5'; ignoring.

$ qfile -v `which autoreconf`
sys-devel/autoconf-wrapper-4-r2 (/usr/bin/autoreconf)

$ qfile -v /usr/lib64/misc/am-wrapper.sh
sys-devel/automake-wrapper-3-r1 (/usr/lib64/misc/am-wrapper.sh)

 $ emerge --info
Portage 2.1.2_rc2-r1 (default-linux/amd64/2006.1, gcc-4.1.1, glibc-2.5-r0,
2.6.18-gentoo-r2 x86_64)
=================================================================
System uname: 2.6.18-gentoo-r2 x86_64 AMD Athlon(tm) 64 Processor 3500+
Gentoo Base System version 1.12.6
Last Sync: Wed, 22 Nov 2006 17:50:02 +0000
distcc 2.18.3 x86_64-pc-linux-gnu (protocols 1 and 2) (default port 3632)
[disabled]
ccache version 2.4 [enabled]
dev-java/java-config: 1.3.7, 2.0.30
dev-lang/python:     2.4.4
dev-python/pycrypto: 2.0.1-r5
dev-util/ccache:     2.4-r6
sys-apps/sandbox:    1.2.18.1
sys-devel/autoconf:  2.13, 2.61
sys-devel/automake:  1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6-r2, 1.10
sys-devel/binutils:  2.17
sys-devel/gcc-config: 1.3.14
sys-devel/libtool:   1.5.22
virtual/os-headers:  2.6.17-r1
ACCEPT_KEYWORDS="amd64 ~amd64"
AUTOCLEAN="yes"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS=" -march=athlon64 -Os -pipe "
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /opt/jetty/etc /usr/kde/3.5/env /usr/kde/3.5/share/config
/usr/kde/3.5/shutdown /usr/share/X11/xkb /usr/share/config /var/bind"
CONFIG_PROTECT_MASK="/etc/env.d /etc/env.d/java/ /etc/gconf
/etc/java-config/vms/ /etc/revdep-rebuild /etc/splash /etc/terminfo
/etc/texmf/web2c"
CXXFLAGS=" -march=athlon64 -Os -pipe "
DISTDIR="/home/ftp/distfiles"
EMERGE_DEFAULT_OPTS="--with-bdeps y"
FEATURES="autoconfig ccache collision-protect cvs distlocks elog java-strict
metadata-transfer multilib-strict sandbox sfperms sign strict stricter test
userfetch userpriv"
GENTOO_MIRRORS="http://mirror.switch.ch/ftp/mirror/gentoo/
ftp://mirror.switch.ch/mirror/gentoo/ "
LANG="it_IT.utf8"
LC_ALL="it_IT.utf8"
LINGUAS="it"
PKGDIR="/home/ftp/packages"
PORTAGE_RSYNC_EXTRA_OPTS=" --timeout=400 --progress "
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/overlays/portage"
SYNC="rsync://rsync.europe.gentoo.org/gentoo-portage"
USE="amd64 7zip X a52 aac acl acpi alsa amr aoss apache2 arts asf audiofile
avahi bash-completion berkdb bitmap-fonts bl bzip2 cairo caps ccache cdb cddb
cdparanoia cdr chroot cli cpudetection cracklib crypt css cups curl dba dbus
devhelp dga directfb djvu dlloader dmi dri dts dv dvd dvdr dvdread dynagraph
elibc_glibc encode erandom esd exif expat extrafilters fame ffmpeg firefox flac
fltk foomaticdb gd gdbm ggi gif gimp gimpprint glibc-omitfp glut gmp gnokii
gnome gnutls gphoto2 gpm graphviz gtk gtkhtml guile hal howl-compat iconv idn
ieee1394 imagemagick imlib input_devices_evdev input_devices_keyboard
input_devices_mouse ipv6 isdnlog ithreads java javacomm jbig jikes jpeg jpeg2k
justify kde kdeenablefinal kdehiddenvisibility kernel_linux lcms ldap libcaca
libg++ libnotify linguas_it linuxthreads-tls lm_sensors logitech-mouse
logrotate lzo mad mailwrapper matroska mbox mdb mhash mikmod mjpeg mmap mng
motif mozdevelop mozsvg mp3 mpeg mpm-worker msn musepack musicbrainz mysql
ncurses nfs nls nptl nptlonly nsplugin numeric nvidia odbc offensive ogg
on-the-fly-crypt openexr opengl oss pam pcre pdf perl php png povray ppds pppd
pulseaudio python qa qt3 qt4 quicktime rdesktop readline reflection
restrict-javascript rtc samba scanner sdl session slang smime smp sndfile snmp
speex spell spl ssl startup-notification subversion svg sysfs syslog tcltk tcpd
test tetex tga theora threads tidy tiff timidity tk truetype truetype-fonts
type1-fonts udev unicode usb userland_GNU userlocales utempter v4l v4l2 vcd vda
video_cards_nv video_cards_nvidia vorbis vorbis-psy wma wmf wmp xcomposite
xforms xine xinerama xml xorg xpm xscreensaver xv xvid xvmc yv12 zeroconf zlib"
Unset:  CTARGET, INSTALL_MASK, LDFLAGS, MAKEOPTS

typo in the autoconf-wrapper; fixed in 4-r3

Works fine now with -r3. Closing.