Undefined references in commit for phpg_custom_tree_model.c

I updated my sources and now it compiles without error, but when I rum my app I got: PHP Warning: PHP Startup: Unable to load dynamic library '/opt/php5/lib/php/extensions/no-debug-non-zts-20050922/php_gtk2.so' - /opt/php5/lib/php/extensions/no-debug-non-zts-20050922/php_gtk2.so: undefined symbol: phpg_custom_tree_model_class_init in Unknown on line 0 And a error which tell that GtkWindow do not exist. May this is important: gcc -Iext/gtk+/ -I/sources/php-gtk-original/ext/gtk+/ -DPHP_ATOM_INC -I/sources/php-gtk-original/include -I/sources/php-gtk-original/main -I/sources/php-gtk-original -I/opt/php5/include/php -I/opt/php5/include/php/main -I/opt/php5/include/php/TSRM -I/opt/php5/include/php/Zend -I/opt/php5/include/php/ext -I/usr/include/glib-2.0 -I/usr/lib/glib-2.0/include -I/usr/include/gtk-2.0 -I/usr/lib/gtk-2.0/include -I/usr/include/atk-1.0 -I/usr/include/cairo -I/usr/include/pango-1.0 -I/usr/include/gtksourceview-1.0 -I/usr/include/libxml2 -I/usr/include/libgnomeprint-2.2 -I/usr/include/libart-2.0 -DHAVE_CONFIG_H -g -O2 -c ext/gtk+/phpg_custom_tree_model.c -fPIC -DPIC -o ext/gtk+/.libs/phpg_custom_tree_model.o ext/gtk+/phpg_custom_tree_model.c:29: warning: 'phpg_custom_tree_model_class_init' used but never defined ext/gtk+/phpg_custom_tree_model.c:66: warning: 'phpg_custom_tree_model_get_flags' used but never defined ext/gtk+/phpg_custom_tree_model.c:67: warning: 'phpg_custom_tree_model_get_n_columns' used but never defined ext/gtk+/phpg_custom_tree_model.c:68: warning: 'phpg_custom_tree_model_get_column_type' used but never defined ext/gtk+/phpg_custom_tree_model.c:71: warning: 'phpg_custom_tree_model_get_iter' used but never defined ext/gtk+/phpg_custom_tree_model.c:73: warning: 'phpg_custom_tree_model_get_path' used but never defined ext/gtk+/phpg_custom_tree_model.c:76: warning: 'phpg_custom_tree_model_get_value' used but never defined ext/gtk+/phpg_custom_tree_model.c:78: warning: 'phpg_custom_tree_model_iter_next' used but never defined ext/gtk+/phpg_custom_tree_model.c:81: warning: 'phpg_custom_tree_model_iter_children' used but never defined ext/gtk+/phpg_custom_tree_model.c:83: warning: 'phpg_custom_tree_model_iter_has_child' used but never defined ext/gtk+/phpg_custom_tree_model.c:85: warning: 'phpg_custom_tree_model_iter_n_children' used but never defined ext/gtk+/phpg_custom_tree_model.c:89: warning: 'phpg_custom_tree_model_iter_nth_child' used but never defined ext/gtk+/phpg_custom_tree_model.c:92: warning: 'phpg_custom_tree_model_iter_parent' used but never defined ext/gtk+/phpg_custom_tree_model.c:94: warning: 'phpg_custom_tree_model_unref_node' used but never defined ext/gtk+/phpg_custom_tree_model.c:96: warning: 'phpg_custom_tree_model_ref_node' used but never defined