9 uses of REQUIREMENT_OK

color_requirements in drupal/modules/color/color.install
Implements hook_requirements().
drupal_requirements_severity in drupal/includes/install.inc
Extracts the highest severity from the requirements array.
file_requirements in drupal/modules/file/file.install
Implements hook_requirements().
image_requirements in drupal/modules/image/image.install
Implements hook_requirements() to check the PHP GD Library.
openid_requirements in drupal/modules/openid/openid.install
Implements hook_requirements().
system_requirements in drupal/modules/system/system.install
Implements hook_requirements().
unicode_requirements in drupal/includes/unicode.inc
Returns Unicode library status and errors.
update_prepare_d7_bootstrap in drupal/includes/update.inc
Performs extra steps required to bootstrap when using a Drupal 6 database.
_system_check_db_utf8mb4_requirements in drupal/modules/system/system.install
Checks whether the requirements for multi-byte UTF-8 support are met.