9 uses of REQUIREMENT_OK

color_requirements in drupal-7.x/modules/color/color.install
Implements hook_requirements().
drupal_requirements_severity in drupal-7.x/includes/install.inc
Extracts the highest severity from the requirements array.
file_requirements in drupal-7.x/modules/file/file.install
Implements hook_requirements().
image_requirements in drupal-7.x/modules/image/image.install
Implements hook_requirements() to check the PHP GD Library.
openid_requirements in drupal-7.x/modules/openid/openid.install
Implements hook_requirements().
system_requirements in drupal-7.x/modules/system/system.install
Implements hook_requirements().
theme_status_report in drupal-7.x/modules/system/system.admin.inc
Returns HTML for the status report.
unicode_requirements in drupal-7.x/includes/unicode.inc
Returns Unicode library status and errors.
update_prepare_d7_bootstrap in drupal-7.x/includes/update.inc
Performs extra steps required to bootstrap when using a Drupal 6 database.