Bugzilla Bug 177895

I've just tried to upgrade from avahi-0.6.18 to avahi-0.6.19 but emerge fails
with:

checking for a Python interpreter with version >= 2.4... python
checking for python... /usr/bin/python
checking for python version... 2.4
checking for python platform... linux2
checking for python script directory... ${prefix}/lib/python2.4/site-packages
checking for python extension module directory...
${exec_prefix}/lib/python2.4/site-packages
checking for python module gtk... no
configure: error: Could not find Python module gtk

!!! Please attach the following file when filing a report to bugs.gentoo.org:
!!! /var/tmp/portage/net-dns/avahi-0.6.19/work/avahi-0.6.19/config.log

!!! ERROR: net-dns/avahi-0.6.19 failed.
Call stack:
  ebuild.sh, line 1615:   Called dyn_compile
  ebuild.sh, line 972:   Called qa_call 'src_compile'
  ebuild.sh, line 44:   Called src_compile
  avahi-0.6.19.ebuild, line 117:   Called econf '--localstatedir=/var'
'--with-distro=gentoo' '--disable-python-dbus' '--disable-pygtk'
'--disable-xmltoman' '--disable-monodoc' '--enable-glib' '--disable-tests'
'--disable-autoipd' '--disable-compat-libdns_sd' '--disable-compat-howl'
'--disable-doxygen-doc' '--disable-mono' '--enable-dbus' '--enable-python'
'--enable-gtk' '--enable-qt3' '--enable-qt4' '--enable-gdbm'
'--enable-python-dbus' '--enable-pygtk'
  ebuild.sh, line 578:   Called die

I have dev-python/pygtk-2.10.4 installed.

# emerge --info
Portage 2.1.2.7 (default-linux/x86/2006.1/desktop, gcc-4.1.2, glibc-2.5-r2,
2.6.21-gentoo i686)
=================================================================
System uname: 2.6.21-gentoo i686 AMD Turion(tm) 64 Mobile ML-28
Gentoo Base System release 1.12.10
Timestamp of tree: Thu, 10 May 2007 05:00:01 +0000
dev-java/java-config: 1.3.7, 2.0.32
dev-lang/python:     2.3.6-r1, 2.4.4-r2
dev-python/pycrypto: 2.0.1-r5
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: 1.3.16
sys-devel/libtool:   1.5.22
virtual/os-headers:  2.6.21
ACCEPT_KEYWORDS="x86 ~x86"
AUTOCLEAN="yes"
CBUILD="i686-pc-linux-gnu"
CFLAGS="-march=athlon64 -O2 -pipe -fomit-frame-pointer"
CHOST="i686-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/gconf
/etc/php/apache1-php5/ext-active/ /etc/php/apache2-php5/ext-active/
/etc/php/cgi-php5/ext-active/ /etc/php/cli-php5/ext-active/ /etc/revdep-rebuild
/etc/terminfo /etc/texmf/web2c"
CXXFLAGS="-march=athlon64 -O2 -pipe -fomit-frame-pointer"
DISTDIR="/usr/portage/distfiles"
FEATURES="distlocks metadata-transfer sandbox sfperms strict"
GENTOO_MIRRORS="http://mirror.ovh.net/gentoo-distfiles
http://linux.rz.ruhr-uni-bochum.de/download/gentoo-mirror
http://ftp-stud.fht-esslingen.de/pub/Mirrors/gentoo
http://distfiles.gentoo.org"
LANG="sl_SI.utf8"
LC_ALL="sl_SI.utf8"
LINGUAS="sl 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
--filter=H_**/files/digest-*"
PORTAGE_TMPDIR="/var/tmp"
PORTDIR="/usr/portage"
PORTDIR_OVERLAY="/root/portage-overlay"
SYNC="rsync://rsync.gentoo.org/gentoo-portage"
USE="3dnow X a52 aac acl acpi alsa apache2 apm arts audiofile avi
bash-completition berkdb bitmap-fonts bluetooth bzip2 cairo calendar cdparanoia
cdr cli cracklib crypt cups curl dbus dri dts dvd dvdr dvdread eds emboss
encode esd exif fam ffmpeg fftw firefox flac foomaticdb fortran ftp gdbm geoip
gif gmp gphoto2 gpm gstreamer gtk gtk2 hal iconv icq idn ieee1394 imagemagick
ipv6 isdnlog jabber jpeg kde kdehiddenvisibility lcms libg++ lm_sensors mad
matroska mcal midi mikmod mime mmx mng mp3 mpeg musepack mysql ncurses nls nptl
nptlonly nsplugin offensive ogg oggvorbis openal opengl oscar oss pam pcmcia
pcre pdf perl php png ppds pppd python qt qt3 qt4 quicktime readline real
recode reflection samba scanner sdl session sndfile speex spell spl sqlite sse
sse2 ssl svg svga tcpd tetex theora tidy tiff truetype truetype-fonts
type1-fonts unicode usb videos vorbis wifi win32codecs wmf x86 xcb xcomposite
xine xinerama xml xml2 xorg xpm xprint xscreensaver xv xvid xvmc zlib"
ALSA_CARDS="atiixp" ALSA_PCM_PLUGINS="adpcm alaw asym copy dmix dshare dsnoop
empty extplug file hooks iec958 ioplug ladspa lfloat linear meter mulaw multi
null plug rate route share shm softvol" ELIBC="glibc" INPUT_DEVICES="keyboard
mouse synaptics" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk
hd44780 lb216 lcdm001 mtxorb ncurses text" LINGUAS="sl en" USERLAND="GNU"
VIDEO_CARDS="radeon"
Unset:  CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LDFLAGS, PORTAGE_COMPRESS,
PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS

Reproducible: Always

Steps to Reproduce:
1. try to emerge net-dns/avahi-0.6.19
Actual Results:  
Emerge fails bacause avahi configure can't find module gtk.

Expected Results:  
Avahi should emerge without error.

*** This bug has been marked as a duplicate of bug 123318 ***