configure: remove unset variables

These variables have not been set for a long time.  Do not
include them in config-host.mak.
Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>
Message-id: 1364918276-11866-1-git-send-email-pbonzini@redhat.com
Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>

configure

@@ -3899,8 +3899,6 @@ else
   echo "AUTOCONF_HOST := "                             >> $config_host_mak
 fi
 echo "LDFLAGS=$LDFLAGS" >> $config_host_mak
-echo "ARLIBS_BEGIN=$arlibs_begin" >> $config_host_mak
-echo "ARLIBS_END=$arlibs_end" >> $config_host_mak
 echo "LIBS+=$LIBS" >> $config_host_mak
 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
 echo "EXESUF=$EXESUF" >> $config_host_mak