Three references to $node_type_settings which are never defined and never will be in existing code.

notice: Undefined variable: node_type_settings in /drupal/sites/all/modules/feedapi_itemfilter/feedapi_itemfilter.module on line 60.

notice: Undefined variable: node_type_settings in /drupal/sites/all/modules/feedapi_itemfilter/feedapi_itemfilter.module on line 65.

notice: Undefined variable: node_type_settings in /drupal/sites/all/modules/feedapi_itemfilter/feedapi_itemfilter.module on line 73.