6 uses of UPDATE_NOT_SUPPORTED in Drupal 7

theme_update_report in modules/update/update.report.inc

Returns HTML for the project status report.

theme_update_status_label in modules/update/update.report.inc

Returns HTML for a label to display for a project's update status.

update_calculate_project_update_status in modules/update/update.compare.inc

Calculates the current update status of a specific project.

update_manager_update_form in modules/update/update.manager.inc

Form constructor for the update form of the Update Manager module.

_update_message_text in modules/update/update.module

Returns the appropriate message text when site is out of date or not secure.

_update_requirement_check in modules/update/update.install

Fills in the requirements array.