7 uses of FILE_CREATE_DIRECTORY in Drupal 6

color_scheme_form_submit in modules/color/color.module

Submit handler for color change form.

drupal_build_css_cache in includes/common.inc

Aggregate and optimize CSS files, putting them in the files directory.

drupal_build_js_cache in includes/common.inc

Aggregate JS files, putting them in the files directory.

file_check_directory in includes/file.inc

Checks whether a directory exists and is writable.

system_check_directory in modules/system/system.module

Checks the existence of the directory specified in $form_element. This function is called from the system_settings form to check both the file_directory_path and file_directory_temp directories. If validation fails, the form element is flagged with an…

system_theme_settings in modules/system/system.admin.inc

Form builder; display theme configuration for entire site and individual themes.

upload_form_alter in modules/upload/upload.module