_complex_widget_installed_fields()

gistfile1.php

<?php
/**
 * Return a structured array defining the fields created by this content type.
 *
 * This is packaged in a function so it can be used in both
 * node_example_install() and node_example_uninstall().
 */
function _complex_widget_installed_fields() {
  return array(
    'complex_widget_variable' => array(
      'field_name' => 'complex_widget_variable',
      'type' => 'complex_widget_variable',
      'module' => 'complex_widget',
      'cardinality' => FIELD_CARDINALITY_UNLIMITED,
      'translatable' => FALSE,
      'settings' => array(
        'name_max_length' => 128,
        'type_max_length' => 16,
      )
    ),
  );
}