10 calls to module_implements() in Drupal 4

comment_invoke_comment in modules/comment.module

Invoke a hook_comment() operation in all modules.

drupal_get_form in includes/form.inc

Processes a form array and produces the HTML output of a form. If there is input in the $_POST['edit'] variable, this function will attempt to validate it, using drupal_validate_form(), and then submit the form using drupal_submit_form().

help_links_as_list in modules/help.module

help_menu in modules/help.module

Implementation of hook_menu().

module_invoke_all in includes/module.inc

Invoke a hook in all enabled modules that implement it.

node_invoke_nodeapi in modules/node.module

Invoke a hook_nodeapi() operation in all modules.

search_preprocess in modules/search.module

Invokes hook_search_preprocess() in modules.

upload_js in modules/upload.module

Menu-callback for JavaScript-based uploads.

_db_rewrite_sql in includes/database.inc

Helper function for db_rewrite_sql.

_element_info in includes/form.inc

Retrieve the default properties for the defined element type.