drupal_install_system($install_state) Installs the system module. Separated
_drupal_rewrite_settings_dump_one(\stdClass $variable, $prefix = '', $suffix = '') Helper for
_drupal_rewrite_settings_global(&$ref, $variable) Helper for
Requirement severity -- Error condition; abort installation. File core/includes/
drupal_current_script_url($query = array()) Returns the URL of the current script, with modified query parameters
API functions for installing modules and themes. File core/includes/install.inc
drupal_install_mkdir($file, $mask, $message = TRUE) Creates a directory with the specified permissions.
drupal_detect_database_types() Detects all supported databases that are compiled into PHP.
File permission check -- File exists. File core/includes/
_drupal_rewrite_settings_is_array_index($type) Helper for
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