configure avahi

checking gdbm.h presence... yes
checking for gdbm.h... yes
checking for LIBDAEMON... yes
checking for a Python interpreter with version >= 2.4... python
checking for python... /usr/bin/python
checking for python version... 2.7
checking for python platform... linux2
checking for python script directory... ${prefix}/lib/python2.7/site-packages
checking for python extension module directory... ${exec_prefix}/lib/python2.7/site-packages
checking for python module gtk... no
configure: error: Could not find Python module gtk

!!! Please attach the following file when seeking support:
!!! /var/tmp/portage/net-dns/avahi-0.6.28-r1/work/avahi-0.6.28/config.log
 * ERROR: net-dns/avahi-0.6.28-r1 failed (configure phase):
 *   econf failed
 *
 * Call stack:
 *     ebuild.sh, line   56:  Called src_configure
 *   environment, line 5185:  Called econf '--localstatedir=/var' '--with-distro=gentoo' '--disable-python-dbus' '--disable-pygtk' '--disable-xmltoman' '--disable-monodoc' '--disable-introspection' '--enable-glib' '--disable-tests' '--disable-autoipd' '--disable-compat-libdns_sd' '--disable-compat-howl' '--disable-doxygen-doc' '--disable-mono' '--enable-dbus' '--enable-python' '--disable-gtk3' '--enable-gtk' '--disable-qt3' '--disable-qt4' '--enable-gdbm' '--enable-python-dbus' '--enable-pygtk'
 *     ebuild.sh, line  561:  Called die
 * The specific snippet of code:
 *                      die "econf failed"